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 (USC00214861) 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
2008	M	M	M	M	M	0.43	3.13	1.06	3.12	2.55	0.88	0.22
2009	0.10	0.21	2.47	0.53	0.21	2.89	1.66	1.21	0.81	M	0.08	0.16
2010	0.47	0.01	0.54	1.87	1.04	3.18	3.34	4.65	4.23	1.63	0.29	0.50
2011	0.05	0.01	0.28	1.35	3.52	2.06	5.78	2.34	0.87	0.70	0.01	0.05
2012	0.04	0.13	0.78	2.52	4.97	3.15	2.11	0.70	0.10	0.81	0.58	0.46
2013	0.14	0.31	0.93	0.67	3.41	2.41	1.77	0.74	2.66	2.43	0.02	0.24
2014	0.06	0.07	0.25	1.08	4.63	3.64	1.51	3.73	1.55	0.35	0.31	0.08
2015	M	0.09	0.07	0.53	3.64	2.57	2.64	3.60	0.82	1.45	1.20	0.35
2016	0.15	0.04	1.12	0.55	2.37	2.20	4.21	2.70	2.26	1.23	0.78	0.47
2017	0.10	0.38	M	1.40	1.91	1.90	4.24	5.81	2.30	2.37	0.14	0.00
2018	M	0.25	0.60	0.07	0.81	4.36	1.75	2.61	2.62	1.94	0.15	0.25
2019	M	0.04	0.68	1.42	2.24	3.85	0.86	M	M	1.64	0.08	0.41
2020	0.04	M	0.17	0.84	0.40	2.52	6.31	5.75	1.20	1.43	0.59	0.04
2021	0.06	M	0.33	1.58	0.24	0.64	2.77	4.51	3.90	4.61	0.39	1.20
2022	M	0.04	0.44	2.18	5.74	3.37	4.54	2.94	1.33	0.38	1.55	0.31
2023	0.02	0.28	0.32	1.41	1.45	2.91	0.56	2.04	1.63	1.40	0.03	1.43
2024	M	0.23	0.06	3.51	3.41	3.25	1.42	0.91	0.04	0.12	1.41	M
NCEI Climatology	0.98	0.96	1.54	2.73	3.47	4.58	4.64	3.37	3.29	2.92	1.46	1.13

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	5.4	6.6	6.7	7.5	7.7	8.5	8.7
2009	7.6	8.0	8.6	8.9	10.1	6.9	7.1	6.5	4.5	M	6.8	7.6
2010	6.9	5.6	7.6	8.3	8.0	6.7	6.5	7.8	7.6	7.8	9.0	7.6
2011	6.8	9.5	7.9	10.2	9.9	8.6	5.8	5.6	6.4	8.1	8.1	7.8
2012	9.4	7.8	8.9	9.1	8.4	6.5	5.5	4.8	6.1	8.1	8.2	3.9
2013	5.9	6.5	7.0	9.3	8.8	6.9	6.4	5.0	6.8	7.8	9.0	6.4
2014	9.7	7.9	8.7	10.2	7.8	7.0	7.0	4.5	7.1	8.3	9.3	8.3
2015	8.5	8.8	8.7	10.1	8.4	6.5	6.9	6.9	7.0	6.9	8.0	6.5
2016	7.1	8.8	7.3	10.5	7.6	7.7	5.8	5.2	7.1	7.5	6.8	9.7
2017	7.0	8.7	8.9	7.9	8.2	7.8	5.4	4.8	7.2	8.8	7.5	8.0
2018	7.9	7.6	7.7	8.0	7.0	7.1	5.0	5.0	6.7	7.7	7.2	5.0
2019	5.9	6.2	6.8	8.0	7.0	6.5	4.9	5.2	7.4	9.1	8.3	7.1
2020	7.1	7.4	8.2	7.7	5.8	6.0	4.7	5.9	6.4	7.7	8.7	6.9
2021	6.3	6.7	9.0	8.6	7.8	6.4	4.9	6.8	6.7	6.5	7.8	7.5
2022	8.2	9.4	8.7	11.3	8.7	8.5	6.3	5.7	6.3	7.8	8.5	5.8
2023	6.1	7.5	8.2	8.3	8.0	5.5	5.2	6.2	6.8	7.5	7.4	6.7
2024	6.9	7.5	8.9	9.4	7.5	7.3	5.4	6.8	6.2	7.6	7.5	7.8
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
2008	M	M	M	M	M	74.71	79.96	78.74	67.42	54.74	38.73	17.83
2009	14.44	26.23	36.55	55.02	70.33	75.23	79.18	78.72	80.52	M	43.56	19.45
2010	17.56	24.81	46.02	62.70	67.33	74.37	81.83	80.65	64.44	60.59	38.91	18.84
2011	14.51	23.04	32.29	50.30	63.12	72.08	82.69	77.81	68.84	59.52	41.72	32.52
2012	28.69	31.63	51.22	56.00	68.70	77.90	85.36	78.63	72.14	51.57	38.24	23.75
2013	20.62	22.23	29.39	40.16	62.31	71.96	78.22	79.85	71.84	50.29	36.68	17.83
2014	17.08	25.70	43.61	49.10	63.41	73.28	75.72	76.19	66.74	54.35	30.98	26.19
2015	22.71	22.23	40.70	55.46	63.82	74.96	78.97	75.55	73.82	56.85	44.06	29.21
2016	20.45	28.40	44.83	50.90	67.25	74.78	78.28	76.83	67.46	55.23	47.00	20.91
2017	22.83	33.41	38.85	53.72	63.35	75.32	78.63	71.89	69.38	54.59	35.48	20.85
2018	21.20	20.49	34.67	43.16	74.75	75.20	75.59	76.71	67.64	46.81	29.30	28.63
2019	15.45	15.67	31.77	49.70	57.26	74.72	79.32	74.21	68.78	47.74	31.82	23.99
2020	20.68	25.67	38.21	50.24	62.72	78.56	80.77	77.29	65.60	46.63	42.38	29.15
2021	25.61	14.96	44.72	51.32	66.78	83.60	82.63	80.14	72.80	58.54	39.26	25.96
2022	15.74	18.63	33.63	41.78	64.34	77.72	79.09	76.77	71.42	58.19	36.56	19.63
2023	22.25	25.57	30.66	45.80	71.77	80.66	79.61	80.08	76.89	54.99	41.90	35.31
2024	21.90	36.47	40.83	53.54	66.72	74.18	79.38	75.00	77.12	62.48	38.78	24.10
NCEI Climatology	17.90	23.17	35.80	51.21	64.50	74.51	78.70	77.00	68.30	53.81	37.10	23.20

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	52.37	56.74	55.05	47.04	36.36	24.02	-4.18
2009	-7.98	6.64	18.96	34.84	44.00	54.32	56.98	58.38	58.18	M	27.50	6.35
2010	1.56	3.86	27.75	38.96	45.50	55.94	61.00	61.68	47.05	38.18	22.07	5.40
2011	-2.54	2.99	14.25	33.14	44.66	55.40	63.59	58.30	46.34	40.36	24.32	16.38
2012	11.04	15.80	31.54	36.56	47.62	56.54	64.34	55.05	44.30	33.86	23.30	7.15
2013	0.53	4.61	9.88	25.64	42.97	54.14	58.54	55.98	50.00	34.55	5.00	-10.39
2014	-9.57	-7.47	10.86	29.18	44.19	55.40	55.46	55.81	43.28	23.17	9.32	8.95
2015	7.32	-1.43	22.52	33.68	42.74	55.04	57.32	54.94	45.56	37.57	28.52	18.88
2016	4.01	12.51	28.69	33.20	44.31	55.82	58.30	57.49	50.12	38.10	30.74	8.95
2017	6.74	17.02	20.04	34.40	42.97	53.90	58.19	53.31	50.06	36.41	21.32	6.16
2018	3.08	-3.68	19.34	22.10	50.19	56.89	56.43	56.91	48.50	32.58	15.56	12.08
2019	-4.52	-4.13	13.77	32.36	41.29	53.96	60.68	55.05	50.12	33.74	21.20	7.55
2020	6.16	3.70	23.17	28.94	43.32	56.90	59.41	57.72	45.86	30.20	24.80	13.25
2021	11.39	-1.56	27.06	32.60	43.38	57.44	59.46	57.49	49.16	41.41	24.26	7.55
2022	-8.70	-6.12	17.95	28.76	45.01	56.12	59.64	56.74	49.22	36.01	22.58	6.63
2023	7.09	2.75	10.69	28.82	46.23	57.38	55.28	57.37	59.32	37.63	23.00	23.52
2024	10.40	20.02	21.43	34.52	45.12	54.62	60.10	56.20	52.10	38.97	26.90	10.48
NCEI Climatology	-0.90	2.78	15.40	28.31	41.40	52.91	56.89	54.71	46.30	33.60	20.01	7.20

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	63.54	68.35	66.90	57.23	45.55	31.37	6.83
2009	3.23	16.43	27.76	44.93	57.16	64.77	68.08	68.45	69.35	M	35.53	12.90
2010	9.56	14.34	36.88	50.83	56.41	65.16	71.41	71.16	55.75	49.38	30.49	12.12
2011	5.98	13.02	23.27	41.72	53.89	63.74	73.14	68.06	57.59	49.94	33.02	24.45
2012	19.86	23.71	41.38	46.28	58.16	67.22	74.85	66.84	58.22	42.71	30.77	15.45
2013	10.57	13.42	19.63	32.90	52.64	63.05	68.38	67.91	60.92	42.42	20.84	3.72
2014	3.75	9.11	27.24	39.14	53.80	64.34	65.59	66.00	55.01	38.76	20.15	17.57
2015	15.02	10.40	31.61	44.57	53.28	65.00	68.15	65.24	59.69	47.21	36.29	24.05
2016	12.23	20.46	36.76	42.05	55.78	65.30	68.29	67.16	58.79	46.66	38.87	14.93
2017	14.78	25.22	29.45	44.06	53.16	64.61	68.41	62.60	59.72	45.50	28.40	13.51
2018	12.14	8.41	27.01	32.63	62.47	66.04	66.01	66.81	58.07	39.69	22.43	20.36
2019	5.46	5.77	22.77	41.03	49.27	64.34	70.00	64.63	59.45	40.74	26.51	15.77
2020	13.42	14.68	30.69	39.59	53.02	67.73	70.09	67.51	55.73	38.42	33.59	21.20
2021	18.50	6.70	35.89	41.96	55.08	70.52	71.05	68.81	60.98	49.97	31.76	16.76
2022	3.52	6.25	25.79	35.27	54.67	66.92	69.36	66.75	60.32	47.10	29.57	13.13
2023	14.67	14.16	20.68	37.31	59.00	69.02	67.45	68.73	68.11	46.31	32.45	29.42
2024	16.15	28.24	31.13	44.03	55.92	64.40	69.74	65.60	64.61	50.73	32.84	17.29
NCEI Climatology	8.50	12.98	25.60	39.76	52.95	63.71	67.80	65.86	57.30	43.70	28.56	15.20

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
2008	M	M	M	M	M	60.9%	69.6%	70.6%	76.4%	75.3%	80.9%	80.4%
2009	74.6%	70.5%	69.8%	56.5%	56.3%	68.1%	67.3%	67.3%	68.7%	M	79.6%	83.5%
2010	83.9%	77.4%	74.4%	57.3%	66.4%	75.7%	74.5%	77.5%	78.6%	70.9%	78.3%	83.6%
2011	82.9%	79.4%	77.8%	73.6%	67.3%	73.3%	74.9%	76.2%	72.2%	69.4%	75.0%	76.4%
2012	79.4%	78.3%	77.1%	62.2%	65.9%	65.7%	70.8%	68.8%	54.7%	71.1%	80.6%	84.5%
2013	79.5%	81.3%	76.7%	76.0%	71.4%	73.1%	72.0%	72.8%	77.4%	80.5%	76.6%	81.7%
2014	76.4%	74.5%	74.3%	71.7%	68.4%	76.4%	73.5%	81.2%	79.5%	73.3%	79.4%	86.5%
2015	80.5%	72.0%	70.0%	57.7%	70.5%	71.9%	75.2%	78.9%	75.0%	73.9%	81.9%	90.3%
2016	84.1%	78.7%	77.3%	67.7%	62.5%	72.3%	77.3%	80.1%	80.0%	79.1%	82.3%	82.1%
2017	83.9%	76.6%	69.1%	70.9%	66.5%	66.0%	76.6%	82.3%	80.5%	73.7%	79.9%	80.0%
2018	78.4%	73.8%	74.0%	68.7%	63.1%	76.1%	78.1%	81.5%	79.3%	80.6%	82.3%	84.6%
2019	76.8%	79.3%	78.9%	72.1%	70.2%	70.5%	77.7%	78.6%	84.1%	77.1%	79.8%	85.3%
2020	83.8%	76.1%	79.2%	64.1%	63.3%	65.8%	76.6%	79.2%	76.3%	73.3%	77.1%	83.6%
2021	82.8%	75.2%	72.0%	68.8%	60.7%	56.9%	69.4%	73.0%	72.3%	81.6%	76.6%	81.8%
2022	78.1%	73.9%	72.7%	77.8%	68.0%	61.7%	76.7%	79.7%	74.4%	68.2%	79.7%	82.3%
2023	87.8%	78.8%	77.7%	73.8%	59.8%	68.5%	69.2%	74.3%	78.1%	78.7%	75.8%	86.6%
2024	84.5%	77.7%	64.7%	66.8%	67.7%	70.9%	78.3%	78.4%	73.4%	65.0%	86.2%	82.5%

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