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 (USW00024243) 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
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	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	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	0.00
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
NCEI Climatology	1.19	0.84	0.64	0.55	0.74	0.50	0.20	0.21	0.23	0.64	0.86	1.44

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	6.5	6.2	6.6	6.0	5.5	5.1	4.1	2.6	2.0
2010	2.0	2.7	4.5	5.7	4.9	2.2	2.6	2.2	1.5	1.2	0.8	0.7
2011	0.9	2.8	2.7	4.9	4.0	3.9	3.9	4.7	2.6	1.1	1.6	0.8
2012	1.4	2.2	3.8	3.5	3.6	3.3	4.7	4.7	2.9	2.6	1.5	1.3
2013	1.0	2.3	4.1	5.2	4.2	4.3	6.2	4.0	4.2	2.4	1.5	1.3
2014	2.0	4.1	6.2	6.5	6.8	7.0	7.2	6.5	5.8	4.4	4.0	3.2
2015	2.1	4.5	5.3	5.9	6.9	6.8	6.6	6.6	5.3	4.6	4.5	3.3
2016	2.5	4.1	6.5	6.8	6.7	6.3	5.7	6.7	6.1	3.8	3.1	1.8
2017	1.8	3.0	5.4	5.7	6.1	5.9	7.1	6.2	4.8	4.2	3.2	1.6
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	7.5	M	M	3.1	M	M	M	M
2020	4.3	5.2	6.1	6.2	6.3	6.4	M	6.5	5.0	4.7	4.8	3.8
2021	3.8	4.9	6.3	6.2	6.5	6.0	6.7	5.7	4.7	4.8	5.3	5.9
2022	3.6	4.5	5.7	5.5	5.5	6.2	5.5	5.0	4.6	4.0	4.2	3.3
2023	4.0	5.0	5.2	5.2	5.7	5.8	5.5	5.1	4.6	3.3	4.6	3.4
2024	3.8	4.4	5.5	5.2	7.4	7.5	7.6	6.6	6.4	4.6	4.2	3.0
2025	3.5	3.9	6.1	7.3	7.0	8.0	7.4	7.0	5.6	5.3	3.7	4.9
2026	3.0	3.7	6.4	5.7	4.8	5.0	4.7	4.9	4.2	M	M	M
NCEI Climatology	M	M	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
2009	M	M	M	66.00	74.55	82.13	92.06	87.90	80.37	59.32	51.03	32.42
2010	42.97	50.32	57.58	61.30	66.80	75.77	88.68	86.03	76.20	64.61	45.10	39.03
2011	41.81	45.68	53.26	57.53	67.65	76.04	84.17	88.50	81.96	62.61	49.07	37.94
2012	42.35	49.34	54.29	64.67	69.65	78.44	92.85	92.64	82.50	65.62	47.74	40.30
2013	35.23	51.54	59.35	64.93	74.23	79.77	93.55	88.97	79.50	64.08	48.23	37.35
2014	40.68	40.50	56.71	65.60	76.83	81.14	94.23	90.52	79.43	68.48	48.07	43.03
2015	39.16	54.70	63.00	66.63	77.48	89.88	92.19	88.32	77.00	70.06	48.67	40.89
2016	40.45	53.28	57.65	73.47	74.28	76.65	83.50	90.67	75.78	59.89	55.90	36.21
2017	27.10	39.71	54.90	60.20	75.24	82.01	93.86	92.71	79.11	63.69	48.55	36.22
2018	44.52	49.40	56.60	63.11	80.78	80.60	93.25	88.70	76.72	64.49	48.37	41.93
2019	38.89	30.96	48.89	64.74	76.36	82.43	86.75	89.29	75.26	59.55	49.82	38.08
2020	45.88	52.07	56.60	67.35	73.83	77.09	M	90.53	80.72	67.04	49.70	41.69
2021	45.96	43.89	58.25	67.32	75.07	89.07	95.94	88.09	78.34	63.78	51.34	42.76
2022	34.57	50.01	59.17	56.28	67.26	79.07	93.62	93.59	82.27	72.79	42.75	29.57
2023	41.14	45.81	51.77	61.74	79.58	84.13	92.52	89.15	77.70	65.71	47.91	43.29
2024	34.78	49.01	59.30	62.15	72.40	80.81	94.56	86.98	83.44	66.26	48.24	40.74
2025	40.82	40.45	58.48	67.75	76.13	84.93	91.56	90.63	84.73	63.62	52.17	49.10
2026	40.91	48.44	60.49	54.38	80.21	82.81	92.18	90.94	74.62	M	M	M
NCEI Climatology	39.50	47.36	56.60	64.70	74.09	80.70	89.90	88.50	79.40	64.40	48.89	38.21

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	45.19	51.13	60.70	67.42	64.13	58.56	43.48	35.23	21.52
2010	34.42	38.11	39.45	43.63	47.83	55.57	64.52	62.74	56.17	46.68	32.13	30.61
2011	30.45	29.68	37.68	39.17	46.19	55.08	60.72	63.71	59.88	45.68	31.80	26.26
2012	26.55	33.07	36.65	45.17	49.70	56.68	67.38	68.12	58.00	45.50	37.93	32.65
2013	27.64	34.32	39.58	45.13	52.23	55.20	67.06	63.74	55.27	43.88	33.60	21.97
2014	30.90	28.71	39.74	45.27	55.03	56.64	68.13	66.71	58.27	50.42	32.37	32.16
2015	30.71	38.81	43.71	43.19	55.39	65.65	65.55	66.19	53.97	51.87	35.23	30.00
2016	31.72	37.41	41.26	50.83	55.06	54.45	65.00	67.00	57.89	46.22	41.37	23.25
2017	19.16	28.00	40.00	42.80	52.29	58.04	67.37	68.81	58.74	43.00	37.01	27.79
2018	34.28	32.43	38.21	44.74	58.37	57.03	67.56	66.22	54.62	44.94	34.23	31.98
2019	30.59	21.88	32.15	46.75	55.37	58.58	63.62	66.27	55.87	39.77	32.07	31.05
2020	33.20	34.79	37.79	45.85	52.29	57.39	M	66.72	58.35	46.10	34.59	31.52
2021	35.66	30.61	38.45	45.90	51.53	64.99	70.48	66.85	56.22	46.17	38.52	33.61
2022	26.30	30.64	40.92	39.30	47.43	57.48	69.03	70.21	60.16	52.26	28.78	20.97
2023	29.87	30.37	36.21	42.70	57.48	60.63	67.70	67.42	57.00	46.70	34.62	35.03
2024	25.17	36.11	39.57	44.06	49.95	58.18	69.37	64.43	61.03	44.47	36.28	32.38
2025	28.53	28.80	41.28	45.42	52.09	61.10	67.77	67.88	61.68	45.26	38.82	36.10
2026	30.88	35.05	41.05	38.90	55.78	58.83	65.70	66.06	55.50	M	M	M
NCEI Climatology	24.00	26.16	30.19	35.20	43.49	49.50	55.00	53.30	44.91	35.29	27.21	23.10

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	55.59	62.84	71.42	79.74	76.02	69.46	51.40	43.13	26.97
2010	38.69	44.21	48.52	52.47	57.32	65.67	76.60	74.39	66.18	55.65	38.62	34.82
2011	36.13	37.68	45.47	48.35	56.92	65.56	72.45	76.10	70.92	54.15	40.43	32.10
2012	34.45	41.21	45.47	54.92	59.67	67.56	80.12	80.38	70.25	55.56	42.83	36.48
2013	31.43	42.93	49.47	55.03	63.23	67.48	80.31	76.35	67.38	53.98	40.92	29.66
2014	35.79	34.61	48.23	55.43	65.93	68.89	81.18	78.61	68.85	59.45	40.22	37.60
2015	34.94	46.76	53.35	54.91	66.44	77.76	78.87	77.26	65.48	60.97	41.95	35.45
2016	36.09	45.34	49.45	62.15	64.67	65.55	74.25	78.83	66.83	53.06	48.63	29.73
2017	23.13	33.86	47.45	51.50	63.77	70.03	80.62	80.76	68.93	53.35	42.78	32.01
2018	39.40	40.92	47.41	53.92	69.58	68.82	80.41	77.46	65.67	54.71	41.30	36.96
2019	34.74	26.42	40.52	55.75	65.87	70.50	75.19	77.78	65.57	49.66	40.95	34.57
2020	39.54	43.43	47.20	56.60	63.06	67.24	M	78.63	69.53	56.57	42.14	36.60
2021	40.81	37.25	48.35	56.61	63.30	77.03	83.21	77.47	67.28	54.98	44.93	38.19
2022	30.43	40.33	50.05	47.79	57.35	68.27	81.33	81.90	71.22	62.53	35.77	25.27
2023	35.51	38.09	43.99	52.22	68.53	72.38	80.11	78.29	67.35	56.20	41.26	39.16
2024	29.97	42.56	49.44	53.11	61.17	69.50	81.97	75.71	72.24	55.36	42.26	36.56
2025	34.68	34.63	49.88	56.59	64.11	73.01	79.66	79.26	73.21	54.44	45.49	42.60
2026	35.89	41.75	50.77	46.64	67.99	70.82	78.94	78.50	65.06	M	M	M
NCEI Climatology	31.75	36.76	43.40	49.95	58.79	65.10	72.45	70.90	62.15	49.85	38.05	30.65

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
2009	M	M	M	38.2%	40.7%	38.8%	33.6%	39.3%	41.5%	58.0%	68.3%	76.2%
2010	83.2%	73.1%	51.3%	46.2%	50.8%	48.4%	34.9%	39.0%	55.7%	60.8%	75.8%	83.3%
2011	74.5%	57.5%	63.3%	47.4%	48.1%	45.3%	40.2%	37.8%	42.3%	65.1%	65.3%	78.2%
2012	71.3%	67.1%	56.4%	49.7%	44.4%	46.3%	38.0%	32.3%	36.1%	53.0%	78.5%	80.9%
2013	79.7%	61.9%	52.2%	44.4%	44.5%	47.4%	30.8%	43.2%	51.6%	57.4%	67.0%	71.3%
2014	78.4%	68.1%	52.6%	42.3%	40.3%	40.1%	33.6%	41.7%	44.0%	63.6%	65.4%	76.0%
2015	86.9%	64.2%	51.7%	41.8%	43.8%	32.9%	33.5%	35.5%	44.5%	57.7%	69.3%	83.1%
2016	86.0%	68.0%	55.3%	41.6%	43.8%	42.2%	41.5%	31.4%	44.5%	74.9%	73.6%	75.7%
2017	84.5%	75.3%	61.3%	54.2%	45.3%	40.4%	30.7%	32.4%	45.8%	55.1%	73.8%	82.0%
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	47.8%	M	M	45.8%	M	M	M	M
2020	73.1%	53.4%	46.3%	37.5%	42.5%	41.9%	M	30.7%	43.7%	49.9%	72.1%	80.2%
2021	77.0%	64.3%	46.3%	33.2%	36.2%	34.3%	29.1%	36.4%	46.7%	54.1%	72.7%	69.3%
2022	85.3%	56.7%	48.5%	52.2%	48.2%	43.1%	32.5%	32.3%	40.0%	48.7%	72.6%	85.8%
2023	80.4%	59.8%	54.9%	48.5%	42.9%	35.4%	31.0%	36.7%	47.3%	56.1%	73.5%	84.8%
2024	82.8%	69.4%	49.3%	48.9%	40.9%	37.1%	30.7%	40.5%	41.4%	54.0%	76.1%	85.1%
2025	73.9%	75.4%	56.0%	40.7%	38.9%	32.7%	34.1%	37.5%	43.9%	58.1%	74.8%	74.0%
2026	80.0%	75.6%	48.2%	59.0%	40.1%	36.2%	35.1%	35.5%	53.5%	M	M	M

Monthly Plots

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