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 (USC00024977) 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	0.10	0.00	0.00	0.28
2010	2.97	1.02	0.76	0.00	0.00	0.51	0.11	0.69	0.00	0.18	0.00	1.34
2011	0.00	0.80	0.20	0.18	0.00	0.00	0.73	0.00	0.03	0.35	0.58	0.93
2012	0.10	0.01	1.24	0.00	0.00	0.00	1.49	1.09	0.45	0.02	0.00	0.32
2013	1.04	0.08	0.43	0.00	0.00	0.00	0.96	1.53	0.71	0.08	1.82	0.19
2014	M	0.02	0.85	0.04	M	M	0.75	3.02	3.07	M	M	0.82
2015	0.97	0.13	1.32	0.09	0.71	M	0.11	0.17	0.68	1.09	0.06	0.09
2016	1.06	M	M	0.30	0.15	0.00	0.67	0.60	0.96	0.03	0.60	1.13
2017	0.58	0.78	0.04	M	0.03	M	1.81	0.06	M	0.05	0.04	0.00
2018	0.48	0.17	M	M	M	0.06	0.50	0.72	0.06	2.84	0.00	0.11
2019	0.67	0.86	0.41	0.05	0.03	M	0.62	M	2.52	M	0.78	1.18
2020	0.08	0.95	2.94	M	M	M	0.36	0.51	M	M	M	0.70
2021	0.41	M	M	0.01	M	0.04	1.00	0.85	0.46	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	0.10	0.31	0.50	M	M	M	M	M	M
NCEI Climatology	0.96	1.26	0.95	0.29	0.13	0.03	0.76	1.06	0.79	0.57	0.59	0.85

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	M	M	M	M	M	6.7	6.2	5.2	5.8
2010	6.2	6.0	6.5	7.0	7.0	6.1	6.7	6.5	5.6	6.1	7.0	6.2
2011	6.1	7.0	6.8	8.3	8.5	7.1	7.0	6.7	7.0	6.2	5.5	5.8
2012	5.7	6.0	6.5	6.3	7.0	6.3	6.9	5.4	6.2	5.1	5.0	5.4
2013	5.8	5.8	5.3	7.0	7.3	6.3	7.1	6.0	6.3	5.6	6.4	5.1
2014	4.8	4.8	5.9	7.4	7.7	6.4	6.5	5.7	5.8	5.3	5.8	4.9
2015	5.7	5.5	5.9	6.8	6.0	6.4	6.6	6.5	6.1	6.5	5.5	5.5
2016	5.9	5.8	6.2	7.1	6.4	6.4	6.7	7.2	6.4	5.8	6.7	5.7
2017	5.7	5.6	6.1	6.8	6.9	6.3	6.3	6.4	6.0	5.9	4.5	5.7
2018	5.9	5.2	5.9	6.8	6.1	5.9	6.9	6.0	5.6	6.4	5.4	4.4
2019	5.2	6.0	6.5	6.8	7.0	6.2	6.3	6.0	5.9	5.8	3.6	5.5
2020	4.7	5.8	5.9	5.8	6.0	6.1	6.2	6.0	5.9	5.5	5.9	5.8
2021	9.0	6.3	7.3	7.1	6.2	6.0	7.3	5.7	2.8	5.8	5.0	4.8
2022	5.1	6.5	7.1	6.7	6.9	6.3	6.4	5.5	5.1	6.4	5.6	4.1
2023	5.4	8.1	6.0	6.5	6.2	5.5	6.3	6.7	5.8	5.7	6.4	4.8
2024	5.1	5.3	6.4	5.8	5.6	6.0	6.9	6.3	7.3	5.7	5.0	4.5
2025	6.2	5.2	6.7	6.5	6.8	5.5	M	M	M	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	M	M	M	109.10	108.05	99.26	83.56	77.19	61.85
2010	65.27	66.20	71.08	80.00	88.38	101.00	104.12	101.97	100.76	86.00	66.73	67.48
2011	65.45	64.34	77.87	83.72	88.32	101.66	105.68	106.79	100.16	88.32	71.36	60.51
2012	68.70	69.37	75.95	85.16	95.35	103.46	101.56	103.07	97.22	88.26	77.90	63.59
2013	61.34	65.56	79.79	85.70	92.85	105.32	103.65	102.03	95.72	83.45	73.82	63.47
2014	69.68	73.46	77.93	84.62	92.56	103.04	104.58	98.37	95.60	87.86	75.20	64.17
2015	66.95	74.62	81.18	83.96	86.81	103.70	102.61	105.61	98.42	86.58	68.85	63.01
2016	63.76	76.50	80.54	83.54	89.54	105.32	106.67	101.74	94.46	90.20	75.80	65.62
2017	61.73	69.61	81.47	86.96	92.15	105.80	104.70	103.07	96.44	91.17	79.82	68.81
2018	71.02	68.39	76.48	87.68	93.03	102.56	105.39	103.48	100.82	80.43	72.44	62.11
2019	64.11	61.70	74.74	85.46	85.36	101.60	106.09	107.14	97.04	86.35	78.35	62.89
2020	66.20	68.99	72.01	85.57	98.02	102.86	108.76	109.28	102.56	92.56	78.56	66.87
2021	61.00	71.73	74.71	88.64	94.01	105.54	103.42	102.32	93.08	84.90	80.60	66.78
2022	66.95	70.06	78.38	87.98	95.12	104.36	105.28	101.39	98.30	85.59	69.26	62.48
2023	61.03	65.75	70.15	85.88	92.21	98.18	111.08	105.68	99.38	90.35	76.88	67.65
2024	62.66	68.74	72.99	83.48	94.07	105.92	110.27	106.03	101.90	91.67	73.10	71.60
2025	64.81	75.65	75.95	83.42	92.33	100.40	M	M	M	M	M	M
NCEI Climatology	66.10	70.31	77.70	85.50	94.29	104.00	106.50	104.70	99.31	88.10	74.59	64.50

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	M	M	M	81.20	82.85	73.10	55.34	47.04	36.99
2010	41.58	43.89	44.25	49.16	56.27	69.80	81.70	77.99	71.24	60.10	41.21	42.86
2011	37.34	36.24	47.79	55.40	58.25	68.60	78.34	82.86	72.56	58.94	45.50	37.63
2012	39.08	41.06	44.83	54.92	62.89	72.08	78.80	80.83	73.10	58.59	46.28	38.91
2013	36.86	39.39	48.90	53.90	64.11	73.46	81.76	78.10	71.42	52.61	49.34	37.81
2014	39.14	43.25	48.95	53.90	63.59	70.94	79.90	75.32	72.20	59.35	45.02	41.87
2015	41.52	46.01	52.85	53.30	59.87	74.36	77.70	81.82	74.66	63.12	41.85	35.37
2016	39.32	43.48	48.43	54.86	60.45	75.62	81.35	79.55	70.34	62.00	50.96	43.32
2017	41.29	45.95	48.90	53.06	61.21	73.34	80.60	79.55	69.32	58.71	51.26	39.20
2018	42.05	40.61	47.56	58.13	62.25	71.12	80.83	80.77	74.90	59.87	42.98	38.05
2019	39.43	38.62	47.21	55.04	58.30	70.28	78.57	81.18	72.92	54.12	48.54	42.74
2020	38.68	40.44	48.43	53.97	64.40	70.94	79.96	81.97	71.96	59.06	48.38	38.27
2021	42.20	43.06	46.89	56.66	62.48	75.20	82.23	80.08	70.76	56.56	49.46	43.79
2022	40.77	40.10	49.10	55.52	63.18	75.98	81.53	79.67	75.38	61.09	41.90	40.42
2023	39.84	39.97	44.95	51.92	62.37	66.68	83.15	81.53	71.00	60.39	49.94	41.23
2024	39.08	44.66	47.56	53.00	62.93	76.46	83.74	81.82	74.72	60.27	42.56	40.19
2025	35.77	45.76	48.90	53.78	64.46	71.99	M	M	M	M	M	M
NCEI Climatology	42.90	45.99	51.20	57.00	65.29	73.70	81.20	80.60	73.80	60.90	49.29	42.00

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	M	M	M	95.15	95.45	86.18	69.45	62.12	49.42
2010	53.43	55.05	57.66	64.58	72.33	85.40	92.91	89.98	86.00	73.05	53.97	55.17
2011	51.39	50.29	62.83	69.56	73.28	85.13	92.01	94.83	86.36	73.63	58.43	49.07
2012	53.89	55.21	60.39	70.04	79.12	87.77	90.18	91.95	85.16	73.43	62.09	51.25
2013	49.10	52.47	64.34	69.80	78.48	89.39	92.71	90.06	83.57	68.03	61.58	50.64
2014	54.41	58.36	63.44	69.26	78.07	86.99	92.24	86.84	83.90	73.60	60.11	53.02
2015	54.24	60.32	67.01	68.63	73.34	89.03	90.15	93.71	86.54	74.85	55.35	49.19
2016	51.54	59.99	64.49	69.20	75.00	90.47	94.01	90.65	82.40	76.10	63.38	54.47
2017	51.51	57.78	65.18	70.01	76.68	89.57	92.65	91.31	82.88	74.94	65.54	54.01
2018	56.53	54.50	62.02	72.90	77.64	86.84	93.11	92.13	87.86	70.15	57.71	50.08
2019	51.77	50.16	60.97	70.25	71.83	85.94	92.33	94.16	84.98	70.24	63.44	52.82
2020	52.44	54.72	60.22	69.77	81.21	86.90	94.36	95.62	87.26	75.81	63.47	52.57
2021	51.60	57.39	60.80	72.65	78.25	90.37	92.82	91.20	81.92	70.73	65.03	55.28
2022	53.86	55.08	63.74	71.75	79.15	90.17	93.40	90.53	86.84	73.34	55.58	51.45
2023	50.44	52.86	57.55	68.90	77.29	82.43	97.12	93.61	85.19	75.37	63.41	54.44
2024	50.87	56.70	60.28	68.24	78.50	91.19	97.00	93.93	88.31	75.97	57.83	55.89
2025	50.29	60.70	62.43	68.60	78.39	86.19	M	M	M	M	M	M
NCEI Climatology	54.50	58.15	64.45	71.25	79.79	88.85	93.85	92.65	86.55	74.50	61.94	53.25

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	M	M	M	M	M	26.5%	24.3%	26.6%	47.7%
2010	50.3%	62.9%	51.9%	28.2%	18.4%	19.0%	31.1%	37.0%	24.4%	39.3%	33.2%	50.3%
2011	46.5%	40.0%	36.6%	26.6%	18.9%	14.2%	30.6%	26.8%	25.6%	26.7%	49.5%	60.3%
2012	38.5%	35.5%	29.5%	22.2%	15.7%	15.7%	36.3%	38.9%	38.2%	28.5%	29.4%	52.5%
2013	42.3%	48.8%	33.6%	20.2%	18.6%	13.3%	36.7%	34.1%	35.2%	26.9%	49.1%	53.7%
2014	38.2%	36.1%	36.0%	19.8%	16.3%	13.9%	31.3%	47.2%	49.3%	40.7%	32.3%	68.6%
2015	60.8%	55.1%	41.5%	24.0%	32.7%	23.0%	31.2%	32.1%	40.8%	49.9%	41.9%	43.1%
2016	58.8%	30.2%	23.6%	27.7%	26.6%	18.8%	26.7%	36.3%	36.6%	29.8%	42.2%	60.0%
2017	73.4%	65.3%	41.2%	20.2%	21.5%	15.7%	37.6%	30.2%	29.5%	30.5%	47.4%	55.0%
2018	50.8%	40.8%	30.9%	18.0%	19.3%	18.3%	35.0%	37.3%	29.9%	58.2%	40.7%	58.6%
2019	61.7%	60.7%	42.8%	27.3%	27.8%	16.2%	25.6%	29.0%	41.9%	24.9%	39.3%	68.1%
2020	62.9%	51.9%	58.9%	33.1%	18.9%	16.0%	23.1%	29.1%	23.5%	21.2%	26.3%	37.0%
2021	64.2%	30.9%	24.2%	19.0%	15.8%	17.5%	41.6%	41.6%	43.8%	31.4%	27.0%	53.4%
2022	46.7%	29.7%	24.9%	17.2%	16.1%	21.0%	33.8%	48.7%	43.3%	42.0%	39.7%	70.0%
2023	68.6%	47.3%	52.0%	20.2%	23.4%	16.4%	22.4%	31.3%	27.5%	24.7%	36.4%	53.6%
2024	60.3%	61.1%	48.5%	31.1%	16.7%	20.6%	29.2%	30.4%	20.9%	20.9%	28.4%	30.3%
2025	28.5%	29.2%	36.2%	24.0%	21.6%	27.5%	M	M	M	M	M	M

Monthly Plots

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May 2025

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