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
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
2004	M	M	M	M	M	M	M	10.1	10.8	14.4	12.3	10.3
2005	10.3	10.1	15.1	12.7	11.1	11.8	10.8	10.0	9.4	10.6	9.5	10.8
2006	10.9	11.2	12.6	12.6	12.9	10.5	11.8	10.8	12.3	10.3	11.6	15.7
2007	15.6	13.3	8.5	11.7	14.1	11.6	11.3	9.5	10.9	9.3	9.8	8.8
2008	9.5	16.3	13.4	10.0	11.2	11.7	9.1	11.0	10.7	9.9	12.7	7.9
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	10.3	12.2	10.5	14.1	9.2
2012	8.4	8.3	13.9	10.8	10.4	10.0	9.2	10.3	10.5	12.2	12.6	10.6
2013	9.8	10.4	12.9	11.2	11.3	9.9	9.1	9.6	10.1	13.0	10.8	14.8
2014	13.7	11.8	14.3	12.5	10.5	10.2	12.4	10.0	9.4	14.4	11.7	11.9
2015	11.7	10.2	12.0	12.9	9.9	10.1	11.8	11.8	9.3	13.0	12.6	14.1
2016	12.0	12.6	14.8	11.9	10.9	9.9	10.3	7.9	10.7	8.7	11.9	13.2
2017	11.5	13.5	11.1	13.2	11.6	11.1	11.8	10.7	10.8	9.9	10.8	8.7
2018	9.8	7.5	12.9	12.9	13.5	11.6	9.9	10.7	10.7	12.6	12.5	6.7
2019	10.7	10.5	13.5	10.9	11.4	11.0	12.6	12.5	11.1	12.2	11.1	10.4
2020	15.2	14.9	11.1	14.5	11.7	10.6	8.9	10.8	10.2	11.6	8.9	7.9
2021	9.3	14.1	14.9	10.7	9.4	10.3	9.9	7.8	12.0	11.0	12.9	11.2
2022	10.3	10.0	14.0	10.8	13.1	11.1	8.6	9.0	10.2	10.2	13.4	7.9
2023	10.1	11.4	13.4	10.9	10.1	10.4	10.5	10.1	7.3	13.0	12.3	12.7
2024	13.0	12.5	10.7	11.2	12.3	10.6	11.1	10.7	7.7	9.0	11.1	11.3
2025	12.7	10.8	M	M	M	M	M	M	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	15.21	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	-0.40	M	32.00	M	M	M	M	M	M	28.40	M
2010	5.00	M	M	M	77.00	M	M	77.90	M	M	41.00	24.34
2011	5.11	19.40	M	57.20	75.20	77.00	87.80	66.74	69.74	51.74	23.12	12.26
2012	8.83	1.83	25.21	68.66	75.72	84.98	88.50	87.28	67.88	56.85	35.18	12.55
2013	15.05	15.67	30.14	60.80	72.53	82.16	81.35	77.52	66.56	46.98	42.14	24.57
2014	11.33	8.99	30.26	50.30	76.77	82.58	77.70	89.19	67.34	48.55	28.16	22.71
2015	14.75	16.57	29.04	51.62	69.16	86.66	83.97	79.61	72.68	45.88	28.40	26.54
2016	11.39	26.35	30.95	56.30	70.44	77.42	82.92	89.72	66.14	37.89	28.16	15.68
2017	17.19	15.41	29.56	52.82	68.46	76.70	86.45	84.95	70.04	46.69	36.56	15.16
2018	6.16	11.88	22.77	51.98	72.01	75.26	87.22	79.32	70.34	53.60	30.32	13.65
2019	14.46	13.94	36.65	55.88	74.74	81.38	87.28	78.80	61.34	56.60	30.80	23.46
2020	24.51	27.78	41.64	55.82	76.01	79.64	88.26	81.41	68.48	56.68	30.20	14.58
2021	14.46	18.37	25.32	53.42	82.05	86.78	84.26	89.25	63.98	51.97	31.58	22.88
2022	16.09	21.52	23.29	61.10	63.82	77.78	83.56	85.94	71.00	52.09	28.16	14.93
2023	12.84	16.25	38.39	59.96	71.25	79.58	86.17	80.31	67.04	51.57	41.24	21.37
2024	15.68	19.77	28.17	65.06	64.05	82.10	80.14	74.97	69.50	51.63	33.92	24.68
2025	23.52	24.47	M	M	M	M	M	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	7.94	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	-0.40	M	32.00	M	M	M	M	M	M	28.40	M
2010	5.00	M	M	M	77.00	M	M	77.90	M	M	39.20	10.17
2011	-5.46	19.40	M	57.20	69.80	74.60	87.80	48.02	49.58	35.95	11.24	-0.69
2012	-5.22	-12.44	12.43	43.64	51.28	62.06	63.99	63.70	47.90	38.15	25.58	1.40
2013	1.46	2.30	16.96	39.32	48.95	57.38	59.87	57.95	46.46	36.06	28.64	12.03
2014	-1.15	-5.54	19.05	30.56	51.80	58.52	54.65	60.86	43.76	31.94	18.14	9.59
2015	2.56	2.24	13.65	32.06	48.26	59.96	58.94	55.11	50.48	29.91	18.98	17.54
2016	-3.30	15.68	20.68	39.20	47.33	54.92	59.46	59.64	45.26	26.52	15.68	1.81
2017	4.77	1.85	13.83	31.82	44.43	54.08	63.05	57.57	46.82	29.85	26.00	1.69
2018	-7.19	-2.33	6.80	32.30	45.30	51.14	61.26	54.53	46.64	33.39	17.06	0.41
2019	-2.26	0.18	21.43	31.52	45.41	54.50	61.96	55.63	40.82	36.27	14.78	10.52
2020	15.22	15.80	23.58	34.94	48.20	53.12	62.08	57.78	43.28	32.99	16.70	0.01
2021	-0.28	1.91	10.75	33.20	52.15	58.70	61.21	59.70	42.92	33.92	16.88	10.05
2022	1.40	9.11	9.70	40.22	43.03	54.26	59.06	56.68	46.40	32.81	18.86	0.06
2023	-0.46	1.72	23.29	33.38	46.34	54.44	61.21	56.97	48.26	34.67	28.04	9.53
2024	1.05	1.71	14.58	42.68	40.01	59.36	60.05	55.46	42.38	32.64	20.72	14.46
2025	12.14	11.22	M	M	M	M	M	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
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	11.57	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	-0.40	M	32.00	M	M	M	M	M	M	28.40	M
2010	5.00	M	M	M	77.00	M	M	77.90	M	M	40.10	17.25
2011	-0.17	19.40	M	57.20	72.50	75.80	87.80	57.38	59.84	43.85	17.18	5.78
2012	1.81	-5.30	18.82	56.15	63.50	73.52	76.25	75.49	57.89	47.50	30.38	6.97
2013	8.25	8.99	23.55	50.06	60.74	69.77	70.61	67.74	56.51	41.52	35.39	18.30
2014	5.09	1.72	24.65	40.43	64.28	70.55	66.17	75.03	55.55	40.25	23.15	16.15
2015	8.66	9.40	21.35	41.84	58.71	73.31	71.45	67.36	61.58	37.89	23.69	22.04
2016	4.04	21.01	25.82	47.75	58.88	66.17	71.19	74.68	55.70	32.20	21.92	8.75
2017	10.98	8.63	21.69	42.32	56.45	65.39	74.75	71.26	58.43	38.27	31.28	8.43
2018	-0.52	4.78	14.78	42.14	58.65	63.20	74.24	66.93	58.49	43.50	23.69	7.03
2019	6.10	7.06	29.04	43.70	60.07	67.94	74.62	67.22	51.08	46.43	22.79	16.99
2020	19.86	21.79	32.61	45.38	62.11	66.38	75.17	69.60	55.88	44.83	23.45	7.29
2021	7.09	10.14	18.04	43.31	67.10	72.74	72.73	74.47	53.45	42.95	24.23	16.47
2022	8.75	15.32	16.50	50.66	53.43	66.02	71.31	71.31	58.70	42.45	23.51	7.50
2023	6.19	8.99	30.84	46.67	58.80	67.01	73.69	68.64	57.65	43.12	34.64	15.45
2024	8.37	10.74	21.37	53.87	52.03	70.73	70.09	65.21	55.94	42.13	27.32	19.57
2025	17.83	17.85	M	M	M	M	M	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
2004	M	M	M	M	M	M	M	46.9%	52.3%	71.2%	83.8%	86.4%
2005	84.1%	78.7%	81.2%	69.6%	62.2%	49.8%	46.5%	52.6%	50.0%	62.1%	90.5%	85.8%
2006	74.2%	81.6%	74.4%	59.6%	48.7%	48.7%	49.1%	46.0%	47.4%	73.3%	82.5%	85.4%
2007	83.9%	77.8%	75.5%	73.7%	59.4%	49.8%	55.0%	43.8%	51.6%	58.7%	82.2%	84.6%
2008	81.6%	86.9%	80.5%	56.4%	58.3%	50.6%	52.7%	41.7%	56.5%	64.5%	78.3%	75.9%
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	65.0%	58.6%	72.6%	85.2%	86.0%
2012	80.9%	78.1%	84.4%	55.9%	45.9%	48.4%	39.0%	41.0%	53.7%	61.4%	79.8%	77.7%
2013	79.6%	77.1%	79.9%	59.3%	47.6%	38.6%	50.8%	63.3%	60.4%	75.6%	79.7%	84.9%
2014	81.4%	75.4%	84.4%	59.5%	46.5%	42.4%	57.5%	49.8%	56.3%	80.8%	83.5%	79.5%
2015	78.4%	79.4%	79.3%	70.6%	70.3%	54.5%	46.6%	45.5%	41.9%	65.0%	86.8%	88.5%
2016	78.8%	88.7%	90.4%	74.1%	60.2%	59.8%	63.0%	51.0%	68.9%	79.9%	78.2%	79.0%
2017	81.6%	79.4%	81.4%	68.3%	58.4%	61.9%	50.8%	46.0%	55.5%	75.5%	85.6%	77.0%
2018	70.0%	75.8%	77.3%	68.2%	49.1%	56.3%	53.2%	57.4%	57.0%	66.0%	73.5%	78.6%
2019	79.1%	78.5%	81.8%	63.2%	48.3%	48.5%	47.9%	50.8%	65.4%	64.4%	75.1%	81.4%
2020	84.6%	82.7%	74.3%	65.8%	62.1%	50.0%	49.0%	54.1%	56.9%	56.3%	76.3%	76.2%
2021	76.5%	76.1%	80.2%	71.9%	44.3%	41.5%	50.0%	36.1%	51.8%	62.7%	75.0%	82.3%
2022	84.5%	86.8%	83.3%	62.2%	64.4%	57.8%	53.0%	42.8%	50.3%	67.7%	85.1%	77.6%
2023	74.5%	84.5%	80.8%	54.6%	55.4%	49.2%	52.9%	52.8%	71.7%	77.5%	88.0%	86.2%
2024	83.8%	78.8%	86.1%	71.8%	58.9%	61.9%	72.1%	73.2%	56.7%	70.8%	88.0%	86.4%
2025	86.9%	90.4%	M	M	M	M	M	M	M	M	M	M

Monthly Plots

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