IEM :: Monthly Summaries

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
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	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	M	M	M	0.00	M
2012	M	M	0.00	0.00	M	M	M	M	M	0.00	0.00	M
2013	0.00	0.00	0.00	M	M	M	M	M	M	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	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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
2026	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
1992	M	M	M	M	M	M	M	12.4	3.7	4.9	2.7	4.2
1993	1.8	7.1	4.4	5.4	6.8	4.8	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	5.7	7.1	6.4	5.1	3.5	3.9	4.6	3.3
1998	3.6	2.7	4.8	7.3	5.5	5.2	4.0	3.3	5.5	3.0	3.8	2.7
1999	3.5	3.9	6.6	7.0	5.8	5.2	5.3	5.8	6.2	5.7	5.9	4.7
2000	2.9	3.3	4.7	7.3	4.5	5.5	6.2	6.3	4.7	5.5	6.2	6.2
2001	8.7	7.8	9.1	7.4	6.5	6.9	7.7	8.6	6.7	7.3	8.9	4.2
2002	4.9	6.2	7.4	6.5	8.5	7.4	8.3	7.2	6.1	6.4	7.1	6.7
2003	10.6	7.1	7.0	8.4	6.8	6.5	7.9	6.5	6.2	8.2	7.0	7.7
2004	7.1	6.0	9.2	8.7	8.7	6.3	7.2	8.2	7.3	8.0	6.1	9.8
2005	6.9	9.4	8.1	7.6	7.7	7.8	8.3	7.7	7.6	5.6	7.1	7.3
2006	7.1	6.8	7.7	7.4	7.1	7.1	7.0	7.1	7.1	7.5	7.0	6.5
2007	5.7	8.6	9.0	7.8	8.7	7.5	7.1	8.0	5.5	4.4	4.9	4.7
2008	5.4	4.7	9.2	8.8	5.9	5.7	6.1	6.1	7.0	8.2	7.8	6.1
2009	6.4	5.1	6.9	7.4	6.2	6.7	7.5	6.7	6.5	5.1	6.8	6.9
2010	6.7	7.3	7.4	5.9	6.8	6.1	5.8	5.5	4.7	4.8	6.3	4.8
2011	4.4	6.1	6.6	5.9	4.9	4.9	5.5	6.2	4.8	4.9	5.1	4.2
2012	4.5	9.1	6.2	8.3	5.6	6.7	5.8	6.0	6.3	4.5	6.6	4.3
2013	6.4	8.1	7.6	8.0	5.6	5.3	5.8	5.6	4.8	4.3	7.2	4.9
2014	7.0	7.9	6.7	5.8	6.6	6.2	5.8	5.6	4.9	5.7	6.2	5.5
2015	6.8	8.6	8.9	6.0	6.3	4.8	6.0	5.4	5.4	5.1	4.3	2.2
2016	6.6	9.7	7.1	7.5	6.2	6.0	5.3	5.1	4.9	3.9	5.2	4.7
2017	6.6	8.0	7.6	6.0	5.7	5.7	6.0	5.5	4.9	3.7	4.3	5.9
2018	6.1	M	4.0	10.1	M	M	M	M	M	M	11.1	M
2019	M	M	M	11.2	6.2	M	M	3.4	M	M	3.3	13.8
2020	5.4	3.6	7.6	5.6	5.3	5.8	5.9	5.6	4.9	4.4	4.4	6.4
2021	6.2	6.0	4.7	4.6	5.8	6.1	5.9	5.1	5.0	3.7	5.1	4.6
2022	3.6	4.5	6.8	6.9	6.1	7.1	6.0	6.1	5.4	3.9	5.2	4.2
2023	7.4	5.1	7.0	6.2	6.6	4.8	6.7	6.2	4.8	5.6	6.0	3.8
2024	3.8	6.3	7.7	5.6	5.1	4.8	6.0	5.9	5.3	7.1	4.4	3.3
2025	6.3	3.4	6.6	5.2	5.2	5.4	5.9	5.3	5.3	8.5	6.0	5.9
2026	8.3	3.6	5.5	4.6	4.5	4.5	5.5	6.3	4.5	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1992	M	M	M	M	M	M	M	77.60	77.65	58.91	58.83	46.66
1993	50.90	47.12	53.37	54.77	59.17	70.78	M	73.40	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	69.98	71.97	80.78	81.57	77.06	67.08	49.58	44.48
1998	45.01	49.67	57.89	52.56	61.94	77.42	86.12	86.42	72.50	61.84	53.40	48.33
1999	46.32	50.45	53.36	60.30	68.98	78.32	83.81	82.57	69.42	60.69	49.00	47.02
2000	45.14	56.83	57.95	52.52	67.51	79.42	81.06	82.52	76.13	63.65	49.11	45.70
2001	45.59	51.03	55.52	61.10	66.37	81.28	80.53	83.10	64.40	62.41	50.72	46.40
2002	47.35	52.70	56.60	61.70	65.11	81.43	85.48	83.56	73.70	62.90	51.20	47.43
2003	45.01	46.14	58.08	59.42	72.01	85.40	88.26	88.93	78.02	59.77	53.49	47.68
2004	49.77	50.06	51.80	59.06	63.59	84.20	87.80	83.48	81.14	62.87	55.65	48.88
2005	49.83	45.65	56.60	64.23	72.86	85.38	89.08	87.03	77.66	65.24	50.13	47.15
2006	43.96	49.04	56.08	63.26	73.46	82.76	89.40	85.30	80.44	66.14	54.89	47.68
2007	48.01	50.90	54.30	59.24	66.43	74.27	85.42	83.72	77.84	65.72	57.14	48.20
2008	50.46	51.86	56.15	61.22	62.95	76.28	85.10	86.41	74.36	62.47	50.48	46.86
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	73.40	M	50.45	49.70	44.38
2012	51.57	50.81	61.44	56.18	73.46	84.02	88.26	88.90	77.66	64.11	52.58	48.14
2013	47.91	46.91	50.58	59.00	63.88	78.92	89.66	89.72	79.94	66.14	53.48	49.19
2014	47.85	46.59	57.32	66.26	70.55	78.80	83.85	85.54	77.18	70.03	54.26	51.16
2015	49.94	47.30	58.48	63.26	75.55	82.94	92.56	84.90	75.20	64.63	60.20	54.47
2016	48.37	50.06	53.77	56.48	64.52	81.38	90.99	89.60	81.14	68.23	52.88	52.85
2017	48.08	51.99	59.46	68.18	73.52	86.12	87.22	86.52	77.78	73.86	57.02	49.90
2018	49.29	46.90	49.94	59.28	67.77	77.18	85.01	89.83	82.40	64.89	52.70	52.30
2019	51.57	56.02	60.63	58.38	72.88	80.48	88.90	86.17	77.54	67.19	51.14	53.37
2020	48.54	56.39	55.06	59.76	73.34	79.52	92.97	86.58	77.24	63.30	57.14	48.11
2021	46.91	53.34	57.57	60.81	71.14	80.30	87.52	89.60	74.78	68.54	53.30	53.28
2022	50.46	55.67	51.34	58.28	73.63	81.44	92.15	87.45	74.66	68.58	54.98	49.63
2023	46.47	50.19	59.06	69.44	68.87	77.36	87.68	88.90	72.62	66.26	55.76	48.77
2024	49.87	52.92	54.41	62.67	69.71	78.54	90.25	89.83	73.94	63.94	57.50	50.99
2025	47.56	52.38	50.00	60.38	67.83	86.60	87.39	89.19	69.44	55.81	43.88	41.75
2026	37.34	48.91	55.11	67.22	69.68	84.74	89.54	85.71	84.41	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1992	M	M	M	M	M	M	M	69.80	60.47	48.71	46.57	40.40
1993	38.39	35.69	39.67	41.81	47.09	57.04	M	73.40	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	58.62	57.88	64.04	66.50	61.79	55.05	42.32	37.77
1998	37.58	40.02	47.09	41.85	49.82	61.70	67.36	68.00	57.86	49.17	43.50	37.40
1999	36.36	36.95	41.86	44.79	54.53	60.80	65.91	67.89	57.28	51.32	39.61	38.97
2000	35.60	45.28	44.88	41.60	56.96	63.34	63.94	65.27	59.56	51.16	42.07	39.61
2001	39.03	40.23	45.65	46.28	52.90	65.14	65.78	66.70	51.65	49.49	37.04	33.88
2002	38.48	38.56	44.07	46.52	50.81	63.81	66.03	63.82	56.66	50.42	42.68	40.26
2003	35.48	35.33	44.84	44.54	55.86	67.94	68.06	70.45	59.72	48.38	43.22	38.33
2004	37.69	38.52	40.16	43.16	50.00	66.48	66.92	65.48	62.12	50.60	42.61	38.52
2005	36.24	32.67	39.97	45.54	56.18	66.68	70.32	66.20	57.20	50.84	39.59	37.78
2006	33.74	35.41	42.99	47.42	56.90	63.80	72.13	64.57	62.05	53.77	47.43	38.04
2007	37.03	40.29	40.88	46.16	52.09	58.50	65.33	62.24	58.22	50.55	42.24	36.59
2008	39.20	40.42	41.17	46.28	50.52	59.96	65.48	65.91	55.82	49.61	38.72	37.46
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	73.40	M	48.65	45.95	43.25
2012	38.10	35.17	44.37	42.62	57.84	66.80	68.58	70.09	60.14	52.03	45.08	38.97
2013	38.10	37.46	41.52	45.50	50.58	60.98	69.45	68.52	60.74	51.63	41.00	38.68
2014	39.03	36.37	43.38	50.72	54.01	62.66	65.15	66.26	60.32	56.15	45.20	38.91
2015	38.50	35.99	44.43	47.84	56.97	65.66	72.88	66.14	56.96	51.22	48.08	43.67
2016	39.84	38.95	39.66	43.52	51.51	63.50	70.85	68.93	61.28	54.53	43.10	42.51
2017	36.82	41.45	44.95	49.10	58.30	68.12	65.68	63.89	56.25	53.59	41.10	35.38
2018	35.68	31.81	35.43	42.97	48.22	56.74	62.80	65.57	62.05	48.88	41.06	39.42
2019	36.49	38.48	40.52	40.93	48.54	57.34	65.47	63.54	57.74	50.06	38.92	39.88
2020	36.84	40.91	40.32	45.14	52.57	55.73	66.06	62.97	56.13	46.03	44.43	35.81
2021	33.47	40.18	39.52	43.14	49.05	57.65	62.01	64.67	55.79	50.51	37.66	39.62
2022	36.75	39.61	38.88	44.00	57.43	64.88	72.76	68.87	58.70	56.33	46.46	42.50
2023	35.96	37.98	45.30	50.84	52.55	62.96	69.68	69.05	59.48	55.64	46.28	40.15
2024	41.45	42.92	43.15	46.19	52.06	61.15	70.30	70.50	56.78	52.55	47.96	40.19
2025	39.03	41.00	40.36	47.66	53.66	69.08	67.71	71.19	58.88	54.12	42.68	40.54
2026	35.84	42.16	42.34	52.58	55.40	67.46	71.60	68.75	65.85	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1992	M	M	M	M	M	M	M	73.70	69.06	53.81	52.70	43.53
1993	44.65	41.41	46.52	48.29	53.13	63.91	M	73.40	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	64.30	64.93	72.41	74.03	69.43	61.06	45.95	41.12
1998	41.29	44.85	52.49	47.21	55.88	69.56	76.74	77.21	65.18	55.50	48.45	42.86
1999	41.34	43.70	47.61	52.54	61.76	69.56	74.86	75.23	63.35	56.01	44.31	42.99
2000	40.37	51.06	51.42	47.06	62.23	71.38	72.50	73.89	67.84	57.40	45.59	42.65
2001	42.31	45.63	50.58	53.69	59.64	73.21	73.15	74.90	58.02	55.95	43.88	40.14
2002	42.91	45.63	50.34	54.11	57.96	72.62	75.75	73.69	65.18	56.66	46.94	43.85
2003	40.24	40.73	51.46	51.98	63.94	76.67	78.16	79.69	68.87	54.07	48.35	43.00
2004	43.73	44.29	45.98	51.11	56.79	75.34	77.36	74.48	71.63	56.73	49.13	43.70
2005	43.03	39.16	48.29	54.89	64.52	76.03	79.70	76.61	67.43	58.04	44.86	42.46
2006	38.85	42.22	49.53	55.34	65.18	73.28	80.77	74.94	71.25	59.96	51.16	42.86
2007	42.52	45.60	47.59	52.70	59.26	66.39	75.37	72.98	68.03	58.13	49.69	42.39
2008	44.83	46.14	48.66	53.75	56.74	68.12	75.29	76.16	65.09	56.04	44.60	42.16
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	73.40	M	49.55	47.82	43.81
2012	44.83	42.99	52.90	49.40	65.65	75.41	78.42	79.50	68.90	58.07	48.83	43.55
2013	43.00	42.19	46.05	52.25	57.23	69.95	79.55	79.12	70.34	58.88	47.24	43.93
2014	43.44	41.48	50.35	58.49	62.28	70.73	74.50	75.90	68.75	63.09	49.73	45.04
2015	44.22	41.64	51.45	55.55	66.26	74.30	82.72	75.52	66.08	57.93	54.14	49.07
2016	44.11	44.51	46.72	50.00	58.01	72.44	80.92	79.26	71.21	61.38	47.99	47.68
2017	42.45	46.72	52.21	58.64	65.91	77.12	76.45	75.20	67.02	63.73	49.06	42.64
2018	42.48	39.35	42.69	51.12	57.99	66.96	73.91	77.70	72.23	56.89	46.88	45.86
2019	44.03	47.25	50.57	49.66	60.71	68.91	77.19	74.85	67.64	58.62	45.03	46.63
2020	42.69	48.65	47.69	52.45	62.96	67.62	79.51	74.78	66.68	54.66	50.78	41.96
2021	40.19	46.76	48.54	51.97	60.09	68.98	74.76	77.14	65.29	59.52	45.48	46.45
2022	43.61	47.64	45.11	51.14	65.53	73.16	82.46	78.16	66.68	62.45	50.72	46.06
2023	41.22	44.09	52.18	60.14	60.71	70.16	78.68	78.97	66.05	60.95	51.02	44.46
2024	45.66	47.92	48.78	54.43	60.89	69.85	80.28	80.16	65.36	58.25	52.73	45.59
2025	43.29	46.69	45.18	54.02	60.74	77.84	77.55	80.19	64.16	54.96	43.28	41.15
2026	36.59	45.53	48.72	59.90	62.54	76.10	80.57	77.23	75.13	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
1992	M	M	M	M	M	M	M	56.4%	59.5%	77.4%	75.6%	87.9%
1993	69.1%	74.5%	66.8%	68.2%	74.8%	61.5%	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	59.0%	61.1%	51.6%	50.5%	53.5%	58.8%	77.9%	80.7%
1998	78.0%	64.7%	53.3%	64.6%	62.0%	49.1%	41.4%	41.4%	60.1%	61.2%	62.9%	63.3%
1999	64.8%	58.3%	58.3%	54.4%	51.9%	45.2%	44.2%	47.5%	68.5%	73.2%	63.4%	68.0%
2000	63.3%	54.5%	54.1%	74.9%	61.9%	47.6%	47.3%	38.3%	45.3%	53.3%	69.3%	81.0%
2001	79.0%	63.0%	77.0%	54.5%	63.8%	43.0%	45.6%	48.3%	68.3%	72.7%	60.5%	66.1%
2002	78.0%	65.6%	63.1%	53.7%	57.0%	44.9%	44.8%	46.4%	56.8%	68.7%	75.4%	79.5%
2003	61.5%	69.6%	57.6%	63.5%	50.8%	45.5%	40.0%	41.5%	52.7%	71.7%	75.3%	70.3%
2004	71.2%	66.4%	62.4%	60.0%	61.1%	45.2%	43.7%	46.4%	42.7%	67.3%	60.8%	65.5%
2005	55.9%	55.7%	50.3%	51.9%	45.3%	38.5%	38.6%	40.1%	42.5%	64.0%	69.7%	65.4%
2006	70.9%	56.7%	60.2%	56.0%	46.7%	41.9%	37.1%	38.2%	46.8%	63.9%	76.3%	57.5%
2007	66.1%	66.2%	52.4%	62.2%	53.8%	52.0%	41.3%	44.6%	52.7%	58.5%	45.4%	64.6%
2008	68.0%	67.6%	50.5%	56.1%	63.1%	49.7%	37.9%	39.2%	48.8%	59.5%	57.7%	62.8%
2009	72.3%	57.2%	44.6%	52.9%	42.7%	39.6%	33.7%	38.5%	51.6%	47.8%	61.3%	78.1%
2010	78.7%	73.6%	64.5%	62.1%	56.2%	55.7%	42.0%	49.5%	56.4%	59.3%	72.2%	73.6%
2011	78.7%	60.6%	73.1%	61.6%	62.8%	53.2%	48.7%	46.7%	50.8%	54.3%	75.9%	70.1%
2012	64.9%	47.0%	48.0%	69.5%	54.4%	43.9%	39.4%	40.1%	53.4%	65.4%	75.5%	77.5%
2013	70.5%	69.6%	77.4%	64.3%	62.3%	53.6%	49.4%	50.3%	58.5%	73.0%	67.7%	65.6%
2014	82.2%	81.5%	58.7%	61.4%	47.3%	41.3%	41.1%	40.2%	57.7%	65.4%	82.5%	66.7%
2015	59.3%	68.6%	56.9%	58.9%	44.6%	40.2%	31.1%	38.8%	49.1%	74.3%	66.4%	74.8%
2016	85.0%	70.7%	61.5%	71.4%	63.0%	42.5%	33.9%	35.5%	43.6%	63.3%	78.6%	76.4%
2017	68.3%	74.6%	61.7%	43.6%	48.5%	38.8%	35.3%	37.7%	40.4%	44.8%	55.5%	65.9%
2018	96.8%	M	97.4%	88.2%	M	M	M	M	M	M	93.6%	M
2019	M	M	M	81.8%	45.3%	M	M	61.7%	M	M	100.0%	100.0%
2020	74.1%	70.3%	68.7%	76.0%	57.3%	45.9%	33.1%	37.2%	49.7%	63.3%	80.0%	77.7%
2021	72.3%	75.5%	57.0%	68.1%	53.0%	49.4%	35.1%	35.6%	59.9%	57.6%	64.4%	74.3%
2022	57.6%	56.7%	76.1%	64.5%	51.3%	38.9%	31.0%	38.6%	54.8%	64.5%	79.2%	93.6%
2023	69.4%	58.7%	60.6%	40.9%	53.5%	62.0%	38.0%	31.3%	69.8%	69.3%	80.3%	75.3%
2024	84.4%	70.5%	75.6%	59.4%	54.9%	53.0%	34.1%	39.3%	55.2%	77.3%	79.3%	72.1%
2025	78.0%	73.4%	82.3%	69.9%	62.0%	41.6%	38.0%	34.8%	47.1%	97.6%	98.0%	77.6%
2026	93.0%	58.1%	65.8%	52.1%	55.1%	39.6%	29.6%	40.5%	36.1%	M	M	M