View Monthly Charts

The following tables present IEM computed monthly data summaries based on daily data provided by or computed for the IEM. A download interface exists for the daily summary information. The climatology is provided by the nearest NCEI climate station () within the current 1991-2020 dataset.

To load shown data into Microsoft Excel, highlight the table information with your mouse and then copy/paste into Excel.

Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	M	0.00	0.00	0.00	M	M	M	M
1974	M	0.00	M	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1975	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1976	0.00	0.00	M	M	M	M	0.00	M	M	M	M	M
1977	M	M	0.00	M	0.00	0.00	M	0.00	0.00	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	0.00	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	0.00	M	M	M	M	M	M	0.00	0.00	0.00
1985	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1986	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1987	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1988	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1989	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1990	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1991	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1992	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1993	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1994	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1995	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1996	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1997	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1998	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1999	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2000	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2001	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2002	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	0.00	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2013	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	0.00	0.00	M	M	M	M	M
2017	M	M	M	M	M	M	0.00	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	M	5.2	0.0	0.0	M	M	M	M
1974	M	10.8	M	M	M	5.5	6.2	3.1	6.8	6.3	M	0.0
1975	M	8.6	0.7	7.8	6.7	7.6	6.6	5.4	9.4	8.1	0.0	3.5
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	10.6	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	3.9	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	11.2	M	M	M	M	M	M	6.8	6.0	5.6
1985	3.6	4.6	7.6	5.2	7.2	4.9	4.7	4.4	4.1	6.1	4.5	3.3
1986	5.8	4.1	7.4	6.6	6.2	7.0	5.1	6.6	4.1	5.9	4.5	7.4
1987	4.9	3.7	5.9	5.7	6.6	4.2	4.8	4.9	4.0	7.5	6.7	4.7
1988	6.6	9.4	4.0	4.8	6.0	5.3	5.6	4.1	6.1	5.2	4.1	4.7
1989	6.6	8.2	5.5	5.5	5.3	5.9	5.6	6.0	4.5	4.4	6.5	5.4
1990	7.9	7.6	7.4	6.3	6.2	7.1	4.6	4.0	5.7	5.5	5.6	5.8
1991	7.5	3.5	6.9	6.3	5.4	5.9	3.9	2.9	5.4	2.6	3.8	4.8
1992	7.1	4.5	3.8	6.6	4.1	5.4	5.6	4.8	4.1	5.0	8.1	6.1
1993	4.3	6.5	4.9	4.4	5.0	5.4	5.5	4.5	3.2	5.6	4.2	5.3
1994	5.0	2.8	5.3	5.0	6.0	5.4	4.8	5.3	4.6	4.5	3.8	5.7
1995	5.2	5.9	6.2	4.9	4.7	5.4	4.6	5.4	4.5	6.2	3.4	3.5
1996	4.1	4.7	4.9	4.5	5.3	5.3	5.0	4.1	4.6	5.1	3.7	4.4
1997	6.5	6.2	7.3	5.9	6.6	6.4	4.5	5.7	5.4	6.1	4.3	3.5
1998	6.0	7.9	5.4	5.8	4.9	6.7	4.9	5.6	5.0	4.6	5.0	3.9
1999	4.6	5.1	6.9	5.8	6.4	5.5	6.1	5.1	5.7	3.9	5.0	4.3
2000	6.6	5.7	6.1	5.5	6.8	6.0	5.5	4.5	4.7	7.5	8.0	4.3
2001	6.2	6.3	5.3	6.3	6.4	5.7	6.2	4.9	4.4	5.5	6.6	6.0
2002	6.7	6.0	4.5	5.9	7.7	5.0	5.1	3.9	4.9	5.5	6.1	6.2
2003	5.0	4.9	6.4	6.5	6.1	5.6	4.7	3.6	4.8	3.9	4.8	5.8
2004	5.6	4.3	5.4	5.7	6.7	5.9	3.7	4.9	4.9	5.4	3.1	4.6
2005	4.7	4.7	3.8	4.8	5.9	5.4	4.7	4.6	4.2	4.5	3.3	4.0
2006	6.4	5.2	5.3	5.4	6.4	4.5	4.2	3.9	4.7	5.3	6.3	5.9
2007	4.5	6.3	5.3	6.2	6.1	5.1	5.9	4.4	4.4	3.3	3.4	5.1
2008	6.8	6.2	5.9	6.0	6.1	5.4	4.1	4.4	5.0	5.4	4.1	6.4
2009	5.5	4.4	7.2	5.1	5.3	5.6	5.4	4.6	4.7	2.9	6.6	5.5
2010	4.5	5.1	4.8	5.5	4.9	5.6	5.2	3.5	3.8	5.5	2.6	3.3
2011	4.8	6.4	6.3	4.8	4.9	5.9	5.7	4.9	5.0	4.0	5.2	5.7
2012	6.3	4.8	5.7	5.4	6.6	6.1	4.8	4.4	4.5	3.9	5.8	7.0
2013	3.0	4.9	5.4	5.7	7.8	6.2	5.5	4.9	5.2	5.2	4.5	5.6
2014	9.7	8.1	7.1	6.1	7.3	6.4	5.5	4.7	4.7	8.3	4.8	4.8
2015	7.4	6.4	6.2	7.4	6.5	6.9	5.2	5.4	5.7	5.6	5.6	6.2
2016	6.3	4.6	6.6	6.0	7.1	6.7	5.1	4.8	4.6	4.3	6.1	5.1
2017	6.6	7.1	7.2	7.5	7.5	7.6	6.1	5.3	7.5	7.5	5.8	5.2
2018	9.7	8.2	7.0	4.8	7.9	8.1	6.1	6.1	6.4	5.9	5.0	5.6
2019	6.1	8.5	7.5	5.4	8.1	7.0	6.4	6.1	5.0	5.9	5.5	6.7
2020	8.2	5.7	6.2	7.1	6.7	6.8	5.8	4.9	6.7	7.0	6.0	8.0
2021	6.5	6.0	7.3	6.1	7.9	6.2	6.6	5.7	7.4	6.5	5.8	6.1
2022	7.5	7.3	5.1	4.7	6.0	5.7	5.4	5.2	4.2	4.5	6.5	5.1
2023	7.0	5.1	5.6	5.8	5.3	5.7	5.0	4.8	5.0	4.0	4.0	4.9
2024	7.5	6.9	5.3	6.0	6.0	5.4	4.3	5.4	4.7	4.7	3.7	6.8
2025	5.6	4.0	5.4	5.9	6.0	5.2	4.4	5.6	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	M	M	50.00	50.00	M	M	M	M
1974	M	M	M	M	M	50.00	50.15	50.00	46.33	54.50	50.00	M
1975	M	50.00	M	50.80	50.00	50.00	53.86	75.50	M	M	M	30.00
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	39.00	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	28.69	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	27.22	M	M	M	M	M	M	37.36	29.43	30.80
1985	17.19	11.57	32.23	36.21	46.61	61.97	65.41	61.10	49.00	43.10	28.30	14.57
1986	10.55	22.93	37.37	37.63	51.35	60.87	62.23	59.97	49.47	42.57	34.30	18.77
1987	15.81	17.68	27.03	39.79	47.93	58.60	60.74	58.03	52.37	49.52	32.40	25.87
1988	28.10	25.00	27.39	35.17	52.00	61.20	67.94	62.68	53.23	40.84	29.00	27.38
1989	35.07	32.43	35.97	42.63	46.03	57.00	57.39	62.87	49.97	40.00	37.55	18.53
1990	27.42	36.68	34.39	41.66	47.87	62.13	64.68	61.00	53.43	44.35	32.53	34.10
1991	30.55	18.96	32.40	41.43	45.71	58.73	62.68	62.48	50.50	40.94	33.63	32.70
1992	31.61	29.90	35.35	35.66	48.87	62.60	60.19	58.84	55.77	32.48	30.63	34.63
1993	28.74	29.43	34.74	39.48	49.87	54.30	66.81	60.03	50.97	38.52	33.43	24.90
1994	20.39	18.57	33.06	41.76	48.19	53.00	64.13	62.65	53.07	38.29	30.93	34.20
1995	26.03	31.93	34.32	37.10	46.00	54.60	58.61	56.61	53.13	43.68	28.70	23.00
1996	28.32	19.34	33.32	39.00	46.32	56.67	60.39	67.97	52.07	43.00	29.80	22.60
1997	31.65	28.21	32.03	35.17	46.00	61.53	70.65	64.77	54.00	41.56	29.20	29.70
1998	29.29	28.25	30.71	39.38	46.55	59.82	65.81	60.35	56.40	42.16	27.23	28.40
1999	24.20	26.07	34.52	42.48	48.97	61.63	59.90	58.39	60.77	44.00	38.90	22.77
2000	31.90	30.83	30.94	40.90	50.68	56.23	64.65	59.03	54.53	49.42	39.90	27.34
2001	29.90	21.64	27.48	40.72	48.13	57.63	60.46	61.42	55.97	44.71	35.10	25.60
2002	29.16	30.59	32.17	44.67	57.71	67.13	66.55	70.65	52.60	37.80	26.17	25.00
2003	16.11	30.59	36.14	42.20	51.16	61.72	72.93	63.59	53.37	39.68	32.79	28.63
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	20.18	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	26.60	M	39.20	M	M	M	M	M	M	39.20	M
2010	21.20	M	M	M	51.80	M	M	55.40	M	M	26.60	17.24
2011	31.23	M	M	48.20	42.80	53.15	M	63.68	56.48	45.18	40.76	31.16
2012	24.68	26.79	36.99	39.39	47.36	57.02	60.45	61.32	51.62	41.12	35.36	21.98
2013	21.72	23.51	27.44	40.82	59.70	63.14	63.70	62.83	58.04	43.44	34.82	33.08
2014	23.23	36.31	37.11	41.78	51.10	60.98	77.58	65.39	53.36	44.19	31.46	26.95
2015	26.72	32.00	37.23	41.12	49.07	52.58	60.05	66.43	57.92	42.45	34.88	34.22
2016	17.08	29.08	37.63	43.22	54.01	60.62	66.14	62.14	57.56	43.61	32.72	33.05
2017	32.23	28.93	34.61	39.86	48.03	60.38	64.34	60.86	59.36	44.19	31.40	27.53
2018	26.66	23.45	27.18	43.94	59.00	54.98	72.88	61.38	54.14	41.52	38.42	29.62
2019	21.78	30.65	32.75	48.38	52.09	60.50	67.88	66.95	54.44	40.71	28.58	34.10
2020	35.02	31.19	34.16	39.12	43.93	65.64	63.01	62.72	55.27	46.16	39.74	35.84
2021	19.92	21.78	36.94	42.80	52.55	63.26	69.86	62.43	53.84	46.05	31.94	23.12
2022	27.30	28.66	39.26	42.20	50.58	62.78	63.94	63.65	57.02	45.99	36.74	24.05
2023	32.81	33.03	29.04	44.24	50.58	65.12	69.57	67.59	56.06	38.15	22.70	20.68
2024	27.59	29.64	37.34	41.18	60.57	64.76	69.68	67.36	57.32	44.89	34.94	31.25
2025	29.21	31.23	37.57	43.28	50.46	59.90	75.32	65.73	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	M	M	50.00	50.00	M	M	M	M
1974	M	M	M	M	M	50.00	50.00	50.00	46.33	54.50	50.00	M
1975	M	50.00	M	50.80	50.00	50.00	53.86	74.50	M	M	M	30.00
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	39.00	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	13.77	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	14.00	M	M	M	M	M	M	31.14	22.00	23.40
1985	7.97	-1.82	20.90	23.14	34.48	44.93	51.48	47.77	38.57	34.29	18.63	4.20
1986	-0.94	8.89	25.40	23.87	39.81	47.03	48.90	45.23	34.90	35.63	26.73	9.67
1987	1.19	5.14	12.74	27.93	35.25	45.70	47.35	42.03	39.60	39.10	26.10	14.50
1988	19.03	16.62	11.42	21.34	36.65	43.93	54.74	48.00	42.90	30.71	18.70	14.79
1989	27.63	22.43	26.63	28.87	35.34	42.83	46.32	48.13	39.90	32.71	28.73	14.94
1990	16.48	28.57	24.00	26.66	35.39	47.53	51.26	49.68	41.53	36.00	22.83	25.37
1991	20.23	7.29	23.90	28.70	35.10	46.77	51.55	49.58	39.60	33.52	26.90	24.87
1992	22.26	19.52	25.16	23.86	36.42	44.93	48.39	47.58	42.67	21.23	22.33	26.43
1993	16.94	20.36	22.16	25.93	36.16	40.23	51.65	47.87	37.27	30.52	25.23	15.70
1994	6.42	4.82	21.61	31.00	35.48	42.80	50.42	49.10	38.27	30.90	22.27	26.07
1995	16.26	22.64	22.26	24.03	34.61	43.60	47.39	47.00	40.90	35.81	18.57	13.79
1996	16.26	6.66	16.97	28.24	33.65	44.57	49.48	52.39	39.70	35.90	21.00	12.23
1997	20.84	16.86	21.30	22.13	35.29	43.73	52.65	50.48	43.20	32.59	22.37	19.77
1998	19.16	18.11	19.77	27.14	34.48	47.50	53.29	48.97	42.43	34.10	19.77	18.40
1999	14.67	13.50	23.81	30.97	35.58	46.83	49.87	44.84	45.93	34.48	32.23	10.37
2000	22.97	20.76	16.58	28.83	39.74	43.50	50.26	47.29	39.57	38.94	32.43	19.86
2001	21.45	11.43	10.55	27.00	35.74	46.10	50.60	48.97	42.90	36.42	26.73	17.03
2002	18.58	20.49	20.93	34.70	41.52	51.50	52.13	51.84	41.07	25.87	17.47	16.10
2003	2.29	21.03	27.21	30.03	39.28	47.76	55.86	50.57	40.44	28.94	24.01	21.65
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	9.71	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	24.80	M	39.20	M	M	M	M	M	M	39.20	M
2010	21.20	M	M	M	51.80	M	M	55.40	M	M	24.80	8.66
2011	23.77	M	M	48.20	41.00	49.55	M	48.20	45.44	38.27	35.24	24.92
2012	14.99	16.92	28.17	28.71	36.53	45.80	50.93	47.68	41.96	28.63	29.54	14.30
2013	12.95	12.01	14.24	26.90	46.34	50.66	50.58	49.77	44.84	34.79	28.82	24.44
2014	15.63	29.49	25.21	32.12	40.01	48.26	59.00	50.29	40.64	35.54	25.40	19.05
2015	18.65	21.78	23.46	30.68	37.86	43.28	49.42	50.52	44.48	34.79	28.34	27.44
2016	10.34	15.92	27.65	31.82	38.91	46.88	52.96	47.15	44.90	29.97	23.48	24.57
2017	22.88	19.33	22.83	29.06	35.77	48.08	52.03	49.42	46.34	36.88	24.68	19.57
2018	13.88	10.46	9.82	27.26	43.79	46.22	57.37	49.36	44.96	33.57	30.74	22.36
2019	9.82	21.14	17.14	28.58	40.65	48.92	53.77	51.39	38.60	31.36	20.78	26.30
2020	29.50	19.90	25.81	33.10	38.07	47.95	50.87	49.13	43.64	36.74	33.50	29.72
2021	12.37	10.98	26.77	29.21	39.95	50.24	55.46	49.59	44.60	38.50	24.14	13.30
2022	17.14	18.37	24.39	23.60	36.01	45.44	49.65	49.42	41.96	36.01	26.96	9.59
2023	22.71	19.53	8.77	28.28	34.96	45.20	51.05	52.09	45.14	25.67	8.96	8.19
2024	15.22	17.04	22.94	27.08	38.45	48.08	53.31	51.80	44.24	35.08	24.44	19.17
2025	16.55	17.92	23.00	30.56	37.05	45.44	52.32	52.56	M	M	M	M

Average Daily Temperature (high+low)/2 [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	M	M	50.00	50.00	M	M	M	M
1974	M	M	M	M	M	50.00	50.08	50.00	46.33	54.50	50.00	M
1975	M	50.00	M	50.80	50.00	50.00	53.86	75.00	M	M	M	30.00
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	39.00	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	21.23	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	20.61	M	M	M	M	M	M	34.25	25.72	27.10
1985	12.58	4.88	26.56	29.67	40.55	53.45	58.44	54.44	43.78	38.69	23.47	9.38
1986	4.81	15.91	31.38	30.75	45.58	53.95	55.56	52.60	42.18	39.10	30.52	14.22
1987	8.50	11.41	19.89	33.86	41.59	52.15	54.05	50.03	45.98	44.31	29.25	20.18
1988	23.56	20.81	19.40	28.26	44.32	52.57	61.34	55.34	48.07	35.77	23.85	21.08
1989	31.35	27.43	31.30	35.75	40.69	49.92	51.85	55.50	44.93	36.35	33.14	16.74
1990	21.95	32.62	29.19	34.16	41.63	54.83	57.97	55.34	47.48	40.18	27.68	29.73
1991	25.39	13.12	28.15	35.07	40.40	52.75	57.11	56.03	45.05	37.23	30.27	28.78
1992	26.94	24.71	30.26	29.76	42.65	53.77	54.29	53.21	49.22	26.85	26.48	30.53
1993	22.84	24.89	28.45	32.71	43.02	47.27	59.23	53.95	44.12	34.52	29.33	20.30
1994	13.40	11.70	27.34	36.38	41.84	47.90	57.27	55.87	45.67	34.60	26.60	30.13
1995	21.15	27.29	28.29	30.57	40.31	49.10	53.00	51.81	47.02	39.74	23.63	18.40
1996	22.29	13.00	25.15	33.62	39.98	50.62	54.94	60.18	45.88	39.45	25.40	17.42
1997	26.24	22.54	26.67	28.65	40.65	52.63	61.65	57.63	48.60	37.07	25.78	24.73
1998	24.23	23.18	25.24	33.26	40.52	53.66	59.55	54.66	49.42	38.13	23.50	23.40
1999	19.43	19.79	29.16	36.72	42.27	54.23	54.89	51.61	53.35	39.24	35.57	16.57
2000	27.44	25.79	23.76	34.86	45.21	49.87	57.45	53.16	47.05	44.18	36.17	23.60
2001	25.68	16.54	19.02	33.86	41.94	51.87	55.53	55.19	49.43	40.56	30.92	21.32
2002	23.87	25.54	26.55	39.68	49.61	59.32	59.34	61.24	46.83	31.83	21.82	20.55
2003	9.20	25.81	31.67	36.12	45.22	54.74	64.40	57.08	46.91	34.31	28.40	25.14
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	14.95	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	25.70	M	39.20	M	M	M	M	M	M	39.20	M
2010	21.20	M	M	M	51.80	M	M	55.40	M	M	25.70	12.95
2011	27.50	M	M	48.20	41.90	51.35	M	55.94	50.96	41.73	38.00	28.04
2012	19.84	21.85	32.58	34.05	41.84	51.41	55.69	54.50	46.79	34.87	32.45	18.14
2013	17.34	17.76	20.84	33.86	53.02	56.90	57.14	56.30	51.44	39.11	31.82	28.76
2014	19.43	32.90	31.16	36.95	45.56	54.62	68.29	57.84	47.00	39.87	28.43	23.00
2015	22.68	26.89	30.35	35.90	43.47	47.93	54.73	58.48	51.20	38.62	31.61	30.83
2016	13.71	22.50	32.64	37.52	46.46	53.75	59.55	54.65	51.23	36.79	28.10	28.81
2017	27.56	24.13	28.72	34.46	41.90	54.23	58.19	55.14	52.85	40.54	28.04	23.55
2018	20.27	16.96	18.50	35.60	51.39	50.60	65.13	55.37	49.55	37.55	34.58	25.99
2019	15.80	25.89	24.95	38.48	46.37	54.71	60.83	59.17	46.52	36.04	24.68	30.20
2020	32.26	25.54	29.98	36.11	41.00	56.80	56.94	55.92	49.45	41.45	36.62	32.78
2021	16.15	16.38	31.85	36.00	46.25	56.75	62.66	56.01	49.22	42.28	28.04	18.21
2022	22.22	23.51	31.83	32.90	43.29	54.11	56.79	56.53	49.49	41.00	31.85	16.82
2023	27.76	26.28	18.91	36.26	42.77	55.16	60.31	59.84	50.60	31.91	15.83	14.44
2024	21.40	23.34	30.14	34.13	49.51	56.42	61.50	59.58	50.78	39.98	29.69	25.21
2025	22.88	24.58	30.29	36.92	43.76	52.67	63.82	59.14	M	M	M	M

Average Relative Humidity [%]

This value is computed via a simple average of available observations weighted by the duration between observations.

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	M	M	100.0%	M	M	M	M	M
1974	M	M	M	M	M	57.3%	69.6%	70.8%	73.6%	100.0%	M	M
1975	M	88.1%	M	85.8%	89.4%	62.0%	87.3%	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	80.8%	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	60.2%	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	61.3%	M	M	M	M	M	M	82.1%	83.2%	85.5%
1985	84.9%	77.4%	71.2%	76.4%	71.2%	68.6%	74.6%	82.7%	88.2%	90.6%	85.6%	85.3%
1986	75.9%	88.7%	78.3%	71.1%	77.9%	76.7%	81.0%	72.9%	85.6%	90.3%	92.2%	77.5%
1987	83.1%	86.1%	70.0%	74.5%	69.2%	73.3%	74.5%	74.6%	82.7%	78.2%	81.2%	90.1%
1988	78.3%	69.6%	74.2%	76.7%	69.6%	72.5%	74.4%	77.6%	85.5%	85.1%	91.9%	89.5%
1989	91.5%	81.3%	77.4%	70.4%	77.9%	70.3%	76.1%	75.8%	86.2%	85.1%	80.2%	78.7%
1990	77.6%	76.3%	82.2%	74.4%	67.8%	61.7%	71.2%	80.7%	74.4%	80.9%	77.2%	84.3%
1991	80.9%	76.9%	71.3%	65.5%	69.3%	63.7%	76.2%	79.2%	83.0%	89.0%	89.0%	91.0%
1992	88.8%	89.1%	82.1%	65.3%	75.5%	66.7%	75.5%	77.1%	77.3%	74.9%	71.8%	89.3%
1993	88.4%	84.6%	84.4%	71.6%	70.1%	67.7%	68.6%	74.1%	79.5%	78.8%	79.9%	77.4%
1994	79.5%	83.5%	75.6%	71.9%	66.0%	79.4%	73.6%	75.4%	79.8%	87.2%	86.7%	84.1%
1995	80.1%	84.4%	75.1%	72.2%	71.8%	79.8%	77.1%	82.5%	75.2%	84.6%	87.7%	88.9%
1996	84.3%	77.7%	72.6%	77.5%	65.0%	74.5%	74.2%	73.7%	79.3%	84.3%	86.9%	82.0%
1997	86.8%	78.7%	79.2%	78.6%	69.5%	65.4%	67.2%	76.6%	86.8%	82.1%	84.7%	87.2%
1998	83.7%	82.4%	77.4%	65.8%	76.7%	64.5%	73.9%	77.9%	79.1%	81.5%	74.0%	85.9%
1999	80.5%	79.5%	67.7%	73.1%	65.4%	70.8%	78.1%	76.1%	77.1%	87.1%	88.8%	82.5%
2000	87.4%	84.6%	81.3%	71.7%	74.4%	74.3%	70.9%	80.9%	81.5%	75.4%	71.2%	82.6%
2001	80.9%	73.6%	66.8%	68.1%	69.8%	69.6%	78.5%	79.9%	80.5%	83.2%	84.2%	78.7%
2002	79.4%	82.2%	77.1%	71.4%	57.8%	62.3%	73.9%	74.2%	83.3%	75.1%	74.2%	79.9%
2003	81.1%	86.7%	83.1%	67.0%	70.0%	64.7%	63.0%	74.0%	81.5%	82.5%	82.0%	85.8%
2004	75.7%	83.0%	74.7%	68.9%	63.1%	63.9%	73.4%	70.0%	81.5%	78.8%	91.1%	90.8%
2005	88.8%	83.3%	75.5%	72.7%	74.7%	74.2%	71.2%	79.1%	86.2%	85.3%	88.1%	83.8%
2006	81.7%	79.4%	67.8%	67.5%	61.3%	79.9%	78.6%	73.2%	90.2%	87.9%	98.7%	84.5%
2007	86.2%	74.9%	77.5%	83.4%	70.9%	57.9%	63.2%	79.1%	82.3%	92.6%	90.2%	89.3%
2008	78.1%	85.2%	72.4%	70.9%	68.4%	65.4%	67.9%	70.5%	77.1%	84.5%	86.7%	81.7%
2009	79.6%	80.5%	69.4%	74.8%	72.6%	63.1%	61.7%	73.8%	87.9%	84.8%	72.9%	74.1%
2010	80.1%	74.4%	78.3%	72.0%	67.4%	68.8%	72.0%	73.2%	79.3%	80.5%	82.4%	80.2%
2011	83.0%	76.4%	78.1%	80.1%	69.3%	65.0%	69.1%	71.8%	79.4%	85.1%	87.9%	78.8%
2012	74.4%	80.1%	80.0%	68.5%	70.3%	61.6%	75.2%	75.3%	80.4%	82.3%	79.0%	68.9%
2013	85.4%	81.4%	72.4%	72.4%	58.1%	67.4%	73.8%	76.3%	78.1%	84.2%	82.7%	84.1%
2014	60.1%	69.8%	73.8%	71.6%	62.8%	63.1%	61.6%	73.6%	83.3%	71.6%	83.9%	86.1%
2015	79.2%	82.9%	76.1%	79.2%	69.5%	71.5%	75.6%	74.5%	78.6%	85.7%	88.4%	87.0%
2016	74.9%	82.8%	74.2%	71.0%	65.3%	65.6%	72.7%	76.2%	85.7%	82.0%	77.3%	90.3%
2017	87.0%	77.8%	73.8%	66.5%	62.9%	64.2%	69.6%	77.2%	70.9%	77.9%	84.5%	84.4%
2018	75.2%	68.7%	66.8%	70.0%	63.4%	71.8%	67.2%	79.3%	81.9%	85.9%	88.3%	81.6%
2019	82.7%	76.6%	72.9%	62.5%	62.0%	70.1%	67.9%	74.2%	79.1%	76.1%	78.7%	83.1%
2020	84.4%	84.9%	77.9%	72.4%	70.6%	61.1%	69.0%	77.4%	79.8%	78.7%	86.4%	74.9%
2021	74.5%	79.5%	78.2%	71.0%	59.3%	67.6%	70.6%	73.9%	74.6%	82.5%	85.9%	76.9%
2022	84.6%	77.6%	81.4%	71.7%	74.9%	70.6%	77.1%	80.7%	77.2%	87.8%	76.9%	83.4%
2023	82.6%	87.1%	72.1%	68.6%	75.3%	69.1%	71.3%	75.9%	85.9%	83.4%	81.4%	79.9%
2024	77.4%	79.2%	73.4%	65.7%	66.8%	71.9%	73.3%	78.3%	83.1%	90.3%	93.4%	85.1%
2025	83.4%	88.9%	82.8%	78.4%	73.1%	71.9%	65.6%	79.1%	M	M	M	M

Monthly Plots

Select month and year:

Jul 2025

JanFebMarAprMayJunJulAugSepOctNovDec 19731974197519761977197819791980198119821983198419851986198719881989199019911992199319941995199619971998199920002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Sep 2025