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
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	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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
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
2003	4.3	5.5	5.1	5.9	5.9	5.5	5.8	6.2	5.6	4.9	3.8	4.9
2004	M	M	M	M	5.7	6.0	5.6	5.0	5.4	3.9	4.2	3.9
2005	3.9	5.1	5.2	5.3	5.4	5.0	5.3	5.1	4.3	3.1	3.9	3.7
2006	2.7	4.8	6.1	6.5	7.5	6.6	6.1	6.1	5.0	3.8	2.9	3.6
2007	4.3	3.7	6.2	5.0	6.4	6.3	6.4	5.4	4.7	3.9	4.2	3.6
2008	3.7	4.0	7.4	6.8	5.3	5.0	5.4	5.7	5.2	4.4	5.1	5.4
2009	4.4	5.1	7.1	6.8	6.3	6.9	6.1	5.8	6.5	5.1	4.7	5.0
2010	4.4	5.6	6.5	6.2	7.1	6.2	5.8	5.8	5.1	4.6	4.8	4.1
2011	3.2	4.1	5.4	4.6	5.7	4.8	5.8	4.9	4.3	4.5	4.0	4.0
2012	4.0	3.8	4.7	6.3	5.7	5.4	5.5	4.9	4.4	3.9	4.0	3.7
2013	3.8	4.3	5.0	4.6	6.2	5.4	4.9	4.2	4.6	4.1	4.3	3.9
2014	4.1	5.0	5.1	5.1	6.1	5.0	4.4	4.6	4.1	4.3	4.1	3.3
2015	4.5	4.1	5.4	5.7	5.1	4.7	5.5	4.7	5.3	3.7	3.3	2.9
2016	4.3	5.4	5.2	6.5	5.8	5.0	5.0	4.5	4.5	4.0	3.7	3.4
2017	3.7	3.9	5.3	5.1	5.2	5.8	5.5	5.3	5.3	4.0	3.9	3.7
2018	3.9	4.3	5.3	5.2	4.5	4.9	4.6	4.3	4.3	4.5	3.7	3.9
2019	4.2	4.1	5.5	5.2	5.1	4.8	4.5	4.4	4.9	4.4	4.9	4.4
2020	3.8	6.5	7.0	6.6	7.3	7.1	6.2	5.9	5.5	5.8	3.7	4.5
2021	4.6	5.4	5.9	6.5	8.2	6.5	5.3	6.0	5.4	4.9	4.4	4.2
2022	4.3	6.1	5.3	7.1	6.4	6.9	6.6	5.7	5.7	4.5	4.8	4.1
2023	5.1	5.6	6.9	6.6	6.0	5.8	6.3	6.6	5.7	5.9	5.6	5.1
2024	4.5	4.6	6.6	7.2	6.5	6.6	5.6	5.5	6.0	4.9	4.5	4.5
2025	4.5	4.2	5.3	6.2	6.5	6.6	6.8	6.1	5.7	5.3	4.8	4.8
2026	4.7	5.4	5.4	5.3	5.9	5.9	5.1	6.0	5.3	4.5	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	43.96	49.29	59.46	61.16	78.57	89.96	88.67	94.13	76.88	60.22	52.40	47.68
2004	M	M	M	M	73.66	80.30	84.26	84.70	76.58	65.04	53.30	45.76
2005	40.74	45.11	56.45	62.24	75.37	83.46	86.75	80.83	75.50	61.94	48.86	39.90
2006	36.12	43.76	54.24	65.60	74.85	83.30	90.41	80.19	79.04	68.06	54.68	46.92
2007	48.20	50.71	58.42	71.84	77.23	80.66	88.61	83.60	76.82	64.81	52.76	42.97
2008	45.01	51.24	57.78	62.96	73.11	79.58	85.30	87.22	74.96	68.17	53.06	42.97
2009	M	M	M	64.40	M	M	M	M	M	M	55.40	M
2010	32.00	M	M	M	71.60	M	M	76.10	M	M	57.20	39.49
2011	39.45	47.71	56.58	70.85	77.46	80.53	83.48	89.59	82.46	66.43	51.62	46.05
2012	43.03	41.62	65.50	62.42	73.86	85.10	88.85	91.17	75.98	65.56	55.16	40.25
2013	41.00	42.67	50.17	63.80	69.74	81.20	88.73	86.06	77.84	63.94	53.42	46.81
2014	46.63	50.39	61.09	67.70	73.98	82.64	81.76	81.35	75.68	67.65	56.84	45.88
2015	47.27	43.83	57.90	66.92	74.97	83.54	92.10	86.81	76.82	63.30	55.34	45.35
2016	45.53	51.06	57.14	67.70	71.54	80.72	88.32	85.65	81.08	62.37	52.52	43.96
2017	41.99	49.81	64.34	67.94	75.66	86.84	88.90	91.34	74.00	68.75	52.76	43.26
2018	48.37	43.57	51.57	69.56	74.10	82.76	87.80	88.32	81.14	68.93	57.38	44.66
2019	43.26	54.56	63.01	63.74	66.37	87.56	88.79	87.39	77.54	67.71	53.44	47.97
2020	47.10	56.64	55.46	68.96	75.84	81.98	86.81	87.80	79.34	64.40	54.50	43.85
2021	41.81	51.74	59.93	62.12	72.18	86.42	88.32	87.68	81.32	66.61	53.36	43.03
2022	45.24	54.95	57.66	64.58	78.05	87.44	92.85	88.44	77.60	73.52	56.06	45.59
2023	47.33	53.34	62.14	65.12	71.54	83.12	89.72	89.25	83.36	73.23	56.84	49.94
2024	46.11	56.33	59.64	66.50	72.30	81.80	89.37	90.59	76.28	65.33	52.94	46.52
2025	45.99	48.71	58.25	66.98	74.79	89.42	86.35	86.52	78.14	65.45	53.96	48.49
2026	42.68	53.73	59.99	70.58	77.64	90.32	91.40	92.85	82.82	69.68	59.00	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	30.49	26.02	38.33	44.30	56.56	68.54	68.29	71.37	57.32	47.04	42.98	33.63
2004	M	M	M	M	54.89	62.36	65.36	65.14	57.82	54.12	41.06	34.73
2005	25.74	26.79	37.52	45.02	55.46	64.34	67.01	62.48	60.38	51.86	40.64	28.98
2006	26.02	31.16	37.75	47.06	55.11	61.10	68.17	62.08	60.02	51.80	41.12	35.72
2007	37.23	36.76	40.07	48.92	56.74	62.66	64.63	63.44	55.76	48.61	38.12	30.37
2008	35.37	33.30	39.78	45.68	54.06	62.00	64.75	64.57	56.60	52.79	41.84	33.57
2009	M	M	M	64.40	M	M	M	M	M	M	55.40	M
2010	32.00	M	M	M	71.60	M	M	76.10	M	M	53.60	29.68
2011	30.72	32.93	40.00	48.73	57.07	63.50	64.81	66.58	61.58	47.10	39.38	32.75
2012	28.57	22.75	40.71	46.34	53.77	63.68	65.79	66.90	59.30	51.63	45.02	29.45
2013	31.83	30.20	37.75	48.50	52.82	60.38	66.32	63.30	59.00	53.83	43.16	32.06
2014	37.28	40.16	41.99	48.74	53.37	62.06	63.41	63.47	58.16	53.60	48.44	37.46
2015	32.17	31.61	40.25	46.52	57.61	64.16	72.65	66.84	57.98	50.17	40.52	36.35
2016	32.17	38.02	40.07	48.80	54.65	63.50	68.35	64.05	60.38	50.06	43.04	31.71
2017	24.68	37.53	42.05	45.68	56.10	66.62	67.36	68.12	56.48	48.95	40.10	30.55
2018	34.96	31.16	38.39	50.12	58.48	64.70	68.35	67.59	61.40	53.37	46.10	32.81
2019	28.46	32.45	38.15	47.12	51.74	65.60	68.52	67.71	59.42	54.99	45.42	37.40
2020	32.70	36.78	42.06	49.76	60.97	64.34	67.54	69.16	60.32	50.06	42.62	36.30
2021	31.65	37.59	37.75	43.76	55.05	68.06	68.81	66.14	61.04	48.84	44.42	32.81
2022	31.07	35.79	37.69	43.58	59.87	68.60	70.96	67.54	58.64	55.40	43.40	40.54
2023	37.86	33.16	41.52	43.82	57.43	66.68	70.55	68.58	62.24	57.43	41.42	37.57
2024	32.81	39.63	44.83	47.84	56.62	64.88	70.32	70.21	60.20	56.39	40.64	32.58
2025	34.90	37.72	42.57	48.44	56.15	69.44	67.59	67.59	60.08	48.61	39.68	38.62
2026	33.10	39.33	40.83	50.12	57.37	69.50	70.85	71.25	62.90	51.45	39.20	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	37.23	37.66	48.90	52.73	67.56	79.25	78.48	82.75	67.10	53.63	47.69	40.65
2004	M	M	M	M	64.27	71.33	74.81	74.92	67.20	59.58	47.18	40.25
2005	33.24	35.95	46.98	53.63	65.42	73.90	76.88	71.66	67.94	56.90	44.75	34.44
2006	31.07	37.46	45.99	56.33	64.98	72.20	79.29	71.14	69.53	59.93	47.90	41.32
2007	42.71	43.73	49.25	60.38	66.98	71.66	76.62	73.52	66.29	56.71	45.44	36.67
2008	40.19	42.27	48.78	54.32	63.59	70.79	75.03	75.90	65.78	60.48	47.45	38.27
2009	M	M	M	64.40	M	M	M	M	M	M	55.40	M
2010	32.00	M	M	M	71.60	M	M	76.10	M	M	55.40	34.58
2011	35.08	40.32	48.29	59.79	67.26	72.02	74.15	78.08	72.02	56.76	45.50	39.40
2012	35.80	32.19	53.11	54.38	63.82	74.39	77.32	79.03	67.64	58.59	50.09	34.85
2013	36.41	36.44	43.96	56.15	61.28	70.79	77.52	74.68	68.42	58.88	48.29	39.43
2014	41.96	45.27	51.54	58.22	63.67	72.35	72.59	72.41	66.92	60.63	52.64	41.67
2015	39.72	37.72	49.07	56.72	66.29	73.85	82.37	76.83	67.40	56.74	47.93	40.85
2016	38.85	44.54	48.61	58.25	63.09	72.11	78.34	74.85	70.73	56.21	47.78	37.84
2017	33.34	43.67	53.19	56.81	65.88	76.73	78.13	79.73	65.24	58.85	46.43	36.91
2018	41.67	37.37	44.98	59.84	66.29	73.73	78.07	77.96	71.27	61.15	51.74	38.74
2019	35.86	43.51	50.58	55.43	59.06	76.58	78.65	77.55	68.48	61.35	49.43	42.68
2020	39.90	46.71	48.76	59.36	68.41	73.16	77.17	78.48	69.83	57.23	48.56	40.07
2021	36.73	44.66	48.84	52.94	63.62	77.24	78.57	76.91	71.18	57.72	48.89	37.92
2022	38.15	45.37	47.68	54.08	68.96	78.02	81.91	77.99	68.12	64.46	49.73	43.06
2023	42.60	43.25	51.83	54.47	64.49	74.90	80.14	78.92	72.80	65.33	49.13	43.76
2024	39.46	47.98	52.24	57.17	64.46	73.34	79.85	80.40	68.24	60.86	46.79	39.55
2025	40.45	43.22	50.41	57.71	65.47	79.43	76.97	77.06	69.11	57.03	46.82	43.55
2026	37.89	46.53	50.41	60.35	67.51	79.91	81.12	82.05	72.86	60.57	49.10	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
2003	87.0%	61.3%	65.7%	71.2%	59.6%	58.1%	56.1%	52.6%	57.9%	74.6%	88.0%	81.5%
2004	M	M	M	M	52.3%	65.1%	63.9%	68.4%	69.2%	86.6%	85.6%	86.4%
2005	81.0%	66.5%	70.6%	73.5%	64.0%	60.1%	57.4%	68.5%	74.0%	87.8%	89.3%	89.2%
2006	90.2%	84.4%	72.6%	72.8%	65.5%	53.6%	56.5%	67.0%	71.8%	81.5%	86.6%	89.5%
2007	87.6%	86.0%	74.9%	66.7%	64.0%	69.9%	49.8%	61.5%	60.8%	75.9%	78.1%	84.7%
2008	85.8%	76.3%	67.5%	68.9%	69.2%	73.4%	63.8%	59.1%	63.2%	70.9%	86.9%	90.7%
2009	93.9%	72.0%	64.7%	78.2%	59.9%	63.2%	63.0%	62.2%	67.4%	78.9%	92.9%	90.3%
2010	93.1%	87.3%	78.2%	72.1%	68.1%	66.7%	60.7%	67.8%	73.9%	84.8%	93.8%	93.2%
2011	92.8%	85.6%	75.4%	63.0%	56.8%	72.2%	61.7%	52.3%	63.9%	68.3%	93.7%	85.6%
2012	83.8%	80.3%	65.2%	78.0%	67.7%	63.5%	58.8%	54.1%	74.7%	86.6%	92.0%	91.5%
2013	95.1%	86.2%	85.5%	80.4%	73.3%	62.7%	59.7%	62.0%	70.2%	88.0%	85.2%	88.5%
2014	90.9%	87.8%	73.6%	73.1%	62.1%	63.3%	73.0%	71.6%	75.7%	80.9%	91.7%	93.2%
2015	82.5%	86.8%	72.0%	64.5%	70.3%	65.1%	58.9%	63.2%	66.4%	85.9%	85.9%	95.3%
2016	81.4%	81.8%	72.1%	67.8%	69.0%	64.8%	59.0%	61.2%	65.3%	83.2%	85.5%	89.9%
2017	68.7%	86.0%	65.3%	67.7%	67.1%	58.8%	56.5%	52.9%	71.2%	73.9%	86.2%	85.3%
2018	88.0%	82.6%	80.7%	72.6%	76.2%	65.1%	67.5%	65.0%	66.5%	79.3%	91.5%	88.5%
2019	80.6%	70.8%	60.6%	74.1%	78.3%	59.9%	67.6%	77.3%	84.4%	95.8%	99.9%	97.9%
2020	99.0%	87.8%	91.5%	81.2%	86.8%	86.4%	64.7%	65.5%	71.0%	84.1%	93.1%	98.2%
2021	91.4%	84.6%	63.8%	70.5%	66.6%	56.5%	62.8%	57.5%	64.0%	73.9%	92.1%	94.3%
2022	91.2%	72.5%	56.8%	65.5%	66.0%	58.4%	51.4%	60.4%	69.6%	80.9%	90.9%	98.4%
2023	89.2%	73.4%	68.7%	68.2%	74.9%	65.3%	61.3%	57.1%	61.4%	71.3%	78.5%	85.0%
2024	88.1%	86.4%	82.7%	72.4%	74.8%	67.8%	64.4%	66.6%	72.0%	88.4%	84.8%	84.8%
2025	90.4%	91.5%	79.4%	78.0%	71.4%	60.4%	64.8%	65.7%	74.5%	77.5%	87.8%	93.4%
2026	89.2%	87.1%	72.2%	67.0%	62.0%	54.7%	59.8%	57.6%	65.3%	77.8%	M	M

Monthly Plots

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