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
2001	M	M	M	M	M	M	0.00	M	M	M	M	M
2002	M	0.00	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
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
2001	M	M	M	M	M	M	6.0	M	M	M	M	M
2002	M	4.2	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	2.2	M	M	M	M	M	5.4	6.4	6.0	5.7	5.2	4.8
2005	4.9	6.5	7.0	7.6	7.0	6.8	6.0	5.9	5.8	5.3	5.0	4.7
2006	5.3	5.5	7.2	7.9	7.4	6.9	6.7	6.2	5.2	5.8	4.6	4.2
2007	4.7	6.1	7.5	8.1	7.6	6.3	5.8	5.6	5.4	5.0	4.9	4.3
2008	4.2	4.7	6.8	7.3	7.5	7.0	6.6	6.0	5.8	5.1	4.9	4.6
2009	5.1	6.4	7.4	7.1	6.7	6.6	6.4	5.9	4.4	5.0	5.0	4.9
2010	5.6	6.4	8.2	8.4	7.4	5.9	5.6	6.4	5.3	4.7	4.9	4.5
2011	4.7	5.8	7.0	6.8	6.4	4.9	4.5	4.8	4.7	4.7	4.5	3.9
2012	4.6	5.2	6.2	7.3	5.7	5.3	4.9	5.3	4.1	4.8	5.0	4.4
2013	4.4	6.1	6.1	6.8	6.3	5.7	4.9	5.4	5.2	4.7	4.1	4.0
2014	4.5	5.0	6.4	6.0	6.0	5.6	5.2	5.4	4.9	5.6	4.9	5.2
2015	5.6	6.2	6.8	7.0	6.9	5.6	5.5	5.9	5.5	6.0	4.7	5.1
2016	5.5	6.0	6.8	6.8	7.1	6.2	5.5	5.4	4.8	5.2	5.2	4.9
2017	4.9	5.6	5.8	6.2	6.2	5.2	6.2	4.6	4.6	4.6	4.8	5.0
2018	5.0	5.7	6.1	7.1	6.6	5.8	5.0	4.7	4.4	5.0	4.9	4.9
2019	4.8	5.2	5.9	7.0	6.0	5.4	5.4	5.4	4.7	4.7	5.4	5.1
2020	4.5	6.1	6.2	6.5	7.0	6.5	5.5	5.9	5.3	5.8	5.7	5.4
2021	6.0	6.8	7.0	6.8	7.6	6.1	6.1	6.6	5.9	5.2	6.2	5.2
2022	5.4	6.4	7.5	8.2	7.6	7.5	6.4	5.9	5.9	6.0	6.4	5.4
2023	6.2	5.6	7.2	8.7	8.0	6.7	6.9	6.7	5.8	5.3	5.8	5.7
2024	5.6	6.1	6.7	7.2	7.3	6.5	5.9	5.7	5.9	5.5	5.2	4.8
2025	5.1	6.2	6.8	7.6	7.3	6.5	4.4	M	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	84.20	M	M	M	28.40	15.80
2002	21.20	51.80	M	M	M	M	M	M	M	M	23.00	M
2003	35.37	41.13	47.33	58.10	66.08	74.12	76.01	74.15	68.54	55.17	41.48	32.70
2004	21.20	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	45.71	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	42.80	M	41.00	M	M	M	M	M	M	19.40	M
2010	28.40	M	M	M	37.40	M	M	60.80	M	M	50.00	32.52
2011	21.20	5.00	M	59.00	54.50	70.40	73.40	79.52	63.14	57.20	47.42	31.01
2012	25.09	32.50	46.81	61.70	68.35	77.12	78.05	78.05	65.48	57.61	41.48	31.01
2013	32.58	40.49	57.55	63.02	69.39	76.22	75.14	79.55	68.18	60.68	43.34	32.81
2014	36.99	34.64	52.38	59.24	68.06	74.42	78.10	72.53	67.40	58.42	41.96	32.00
2015	35.89	39.01	51.45	60.86	69.05	73.52	78.74	78.28	66.56	59.93	46.58	34.09
2016	29.33	37.21	51.34	62.36	66.95	76.58	80.83	79.38	70.34	57.08	46.46	39.14
2017	35.14	41.51	46.17	59.42	69.74	74.42	83.27	72.99	69.02	55.17	45.98	34.90
2018	29.10	36.11	58.65	62.30	71.66	78.44	78.63	75.26	64.04	56.74	42.74	28.75
2019	30.32	36.95	50.75	66.20	65.15	73.22	78.16	77.00	69.68	55.75	45.38	36.53
2020	32.99	42.74	51.80	59.90	69.92	77.84	79.03	76.65	67.10	55.81	44.84	29.68
2021	30.95	47.04	55.05	56.72	70.55	76.22	85.01	78.16	71.96	54.59	42.86	35.08
2022	34.79	32.90	56.50	62.84	71.14	81.08	81.82	76.65	71.06	58.59	47.72	30.32
2023	31.42	37.46	54.24	57.92	67.88	77.72	83.45	80.60	71.48	58.30	47.18	36.99
2024	35.08	34.98	52.15	62.66	75.20	77.00	82.40	80.43	67.52	58.25	46.76	30.72
2025	33.05	36.69	47.04	63.62	72.47	76.40	75.65	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	71.60	M	M	M	28.40	15.80
2002	21.20	42.80	M	M	M	M	M	M	M	M	23.00	M
2003	6.86	15.99	26.37	35.30	44.72	51.32	56.10	54.53	48.50	35.14	22.70	10.52
2004	15.80	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	20.90	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	42.80	M	41.00	M	M	M	M	M	M	19.40	M
2010	28.40	M	M	M	37.40	M	M	60.80	M	M	41.00	6.68
2011	1.29	-2.20	M	55.40	52.70	65.60	70.70	53.96	46.82	36.94	25.70	8.19
2012	2.45	10.34	25.21	37.46	45.94	53.18	59.00	56.79	45.86	35.02	17.90	6.57
2013	3.66	14.32	28.57	35.18	46.40	53.54	56.97	57.26	47.36	36.35	21.02	5.99
2014	4.65	12.26	25.09	37.16	43.03	53.78	55.28	52.15	48.14	37.46	23.24	6.63
2015	9.41	15.67	26.83	37.10	43.96	53.00	53.89	53.08	47.30	35.08	25.22	9.24
2016	3.03	9.84	26.25	38.06	42.34	52.22	56.97	60.45	46.22	36.01	20.30	10.69
2017	5.64	14.32	23.46	34.40	44.31	50.66	58.01	55.52	47.66	35.60	20.00	6.16
2018	4.83	6.03	28.46	34.88	45.30	54.44	58.19	59.12	47.36	33.10	21.02	6.22
2019	3.20	13.36	24.10	37.04	43.96	52.64	54.88	53.83	46.52	34.67	20.60	6.39
2020	7.55	10.83	24.51	31.52	43.32	52.82	57.08	55.52	48.80	34.96	21.98	6.68
2021	2.39	16.96	27.41	37.04	45.99	54.92	59.58	55.98	50.12	36.47	15.92	9.18
2022	8.43	9.82	31.07	37.10	45.65	56.72	58.94	61.26	47.72	38.27	23.78	5.29
2023	4.83	14.39	28.40	34.70	47.97	54.02	58.59	58.13	51.56	39.08	22.58	10.63
2024	7.55	14.81	27.35	40.52	49.59	54.56	60.45	58.54	53.66	37.11	26.00	7.38
2025	6.74	14.64	24.10	38.30	46.28	54.92	56.75	M	M	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	77.90	M	M	M	28.40	15.80
2002	21.20	47.30	M	M	M	M	M	M	M	M	23.00	M
2003	21.11	28.56	36.85	46.70	55.40	62.72	66.05	64.34	58.52	45.15	32.09	21.61
2004	18.50	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	33.31	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	42.80	M	41.00	M	M	M	M	M	M	19.40	M
2010	28.40	M	M	M	37.40	M	M	60.80	M	M	45.50	19.60
2011	11.24	1.40	M	57.20	53.60	68.00	72.05	66.74	54.98	47.07	36.56	19.60
2012	13.77	21.42	36.01	49.58	57.14	65.15	68.52	67.42	55.67	46.31	29.69	18.79
2013	18.12	27.40	43.06	49.10	57.90	64.88	66.05	68.41	57.77	48.52	32.18	19.40
2014	20.82	23.45	38.74	48.20	55.55	64.10	66.69	62.34	57.77	47.94	32.60	19.31
2015	22.65	27.34	39.14	48.98	56.50	63.26	66.32	65.68	56.93	47.50	35.90	21.66
2016	16.18	23.53	38.79	50.21	54.65	64.40	68.90	69.92	58.28	46.55	33.38	24.92
2017	20.39	27.92	34.82	46.91	57.03	62.54	70.64	64.25	58.34	45.38	32.99	20.53
2018	16.96	21.07	43.55	48.59	58.48	66.44	68.41	67.19	55.70	44.92	31.88	17.48
2019	16.76	25.15	37.43	51.62	54.56	62.93	66.52	65.42	58.10	45.21	32.99	21.46
2020	20.27	26.79	38.15	45.71	56.62	65.33	68.06	66.08	57.95	45.38	33.41	18.18
2021	16.67	32.00	41.23	46.88	58.27	65.57	72.30	67.07	61.04	45.53	29.39	22.13
2022	21.61	21.36	43.79	49.97	58.39	68.90	70.38	68.96	59.39	48.43	35.75	17.80
2023	18.12	25.93	41.32	46.31	57.93	65.87	71.02	69.36	61.52	48.69	34.88	23.81
2024	21.32	24.89	39.75	51.59	62.40	65.78	71.43	69.48	60.59	47.68	36.38	19.05
2025	19.89	25.67	35.57	50.96	59.38	65.66	66.20	M	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
2001	M	M	M	M	M	M	26.1%	M	M	M	M	M
2002	M	29.2%	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	52.5%	M	M	M	M	M	68.3%	62.6%	60.8%	57.7%	60.1%	58.2%
2005	56.2%	49.9%	51.1%	31.7%	48.7%	46.1%	58.5%	62.3%	61.9%	64.4%	54.0%	48.4%
2006	57.4%	69.2%	33.1%	36.7%	44.0%	43.6%	58.6%	52.2%	65.6%	56.6%	61.3%	68.3%
2007	50.8%	41.3%	55.3%	43.9%	39.6%	55.7%	61.5%	69.8%	76.7%	82.6%	68.2%	63.1%
2008	67.4%	66.5%	45.8%	45.8%	46.2%	53.9%	59.5%	63.1%	74.8%	74.1%	63.3%	59.9%
2009	51.8%	50.4%	43.5%	42.0%	50.9%	44.5%	55.0%	66.2%	74.7%	63.4%	67.5%	63.7%
2010	55.1%	48.5%	47.3%	40.5%	51.2%	59.8%	57.8%	54.2%	71.9%	71.6%	59.0%	54.6%
2011	64.1%	51.1%	38.8%	36.4%	49.4%	54.6%	58.3%	60.8%	76.7%	64.8%	62.9%	65.1%
2012	62.2%	48.6%	48.3%	34.3%	57.0%	50.7%	65.6%	61.9%	70.0%	59.9%	58.5%	63.6%
2013	48.7%	44.5%	28.5%	30.8%	50.0%	56.7%	67.7%	61.8%	63.8%	53.0%	55.1%	58.3%
2014	35.3%	62.1%	37.3%	56.7%	41.1%	54.4%	64.5%	68.4%	72.5%	70.3%	67.7%	54.9%
2015	50.5%	52.5%	40.5%	50.0%	50.0%	56.3%	61.2%	53.8%	68.2%	53.0%	72.9%	64.3%
2016	59.3%	50.2%	49.2%	47.9%	51.2%	53.4%	61.4%	62.8%	65.7%	69.1%	53.5%	56.7%
2017	45.0%	51.2%	52.4%	51.2%	44.6%	58.3%	54.3%	72.1%	68.8%	77.4%	55.7%	52.9%
2018	58.0%	47.0%	36.3%	45.0%	46.5%	46.1%	71.7%	79.6%	74.9%	63.2%	70.5%	66.2%
2019	62.1%	56.2%	40.4%	43.7%	58.1%	66.3%	62.7%	65.0%	71.3%	75.3%	64.4%	56.2%
2020	69.4%	40.0%	40.7%	32.5%	47.2%	46.4%	62.3%	65.0%	72.1%	51.1%	57.3%	57.6%
2021	48.3%	33.2%	33.0%	58.7%	38.9%	52.4%	50.2%	52.1%	63.8%	68.4%	49.6%	49.1%
2022	51.9%	54.3%	33.1%	33.2%	43.4%	38.4%	57.7%	73.5%	56.7%	51.7%	50.0%	52.2%
2023	39.9%	61.7%	36.4%	44.8%	44.5%	47.1%	48.7%	51.5%	62.7%	70.6%	55.1%	48.9%
2024	44.7%	62.4%	44.2%	51.5%	42.3%	54.7%	58.1%	62.8%	79.0%	71.6%	66.2%	66.0%
2025	65.3%	48.7%	42.5%	30.3%	41.9%	48.3%	63.4%	M	M	M	M	M

Monthly Plots

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