IEM :: Monthly Summaries

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 (USC00437032) 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
2010	M	M	M	M	M	M	2.01	1.76	M	M	M	M
2011	M	5.54	9.24	M	4.85	4.05	M	M	5.74	4.16	3.58	5.47
2012	3.75	2.87	2.96	7.09	0.69	3.72	1.58	2.75	8.75	6.29	2.98	18.08
2013	3.76	7.48	8.14	2.41	19.27	7.51	4.33	3.35	5.62	4.85	5.40	2.52
2014	4.05	13.65	7.05	4.71	0.08	4.75	8.88	2.76	1.54	4.87	4.46	10.49
2015	4.39	3.07	3.30	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
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	1.13	1.72	0.85
2022	0.41	0.74	0.70	1.03	0.77	0.77	0.51	0.79	0.61	0.00	0.40	0.86
2023	0.92	0.45	1.24	0.32	0.29	0.67	1.42	0.82	0.56	1.09	0.52	0.97
2024	0.70	0.22	1.04	0.84	0.33	0.76	0.57	0.69	0.21	0.38	0.44	0.77
2025	0.53	0.79	0.72	0.77	1.60	0.70	0.99	0.23	0.58	1.52	1.38	0.79
2026	0.58	0.48	0.51	0.62	0.63	0.71	0.35	0.39	0.30	0.43	0.02	M
NCEI Climatology	2.12	1.93	2.63	3.23	3.24	4.11	4.10	3.74	3.93	3.86	2.86	2.62

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	16.0	17.4	M	M	M	M
2011	M	5.8	8.8	M	5.9	4.2	M	M	4.7	4.5	6.6	6.3
2012	6.2	5.7	6.3	5.8	6.5	5.1	4.2	4.4	5.4	5.1	5.4	5.7
2013	6.8	4.9	5.3	7.1	5.6	3.9	3.7	4.0	4.8	5.3	7.3	4.8
2014	11.7	10.1	6.5	6.8	4.4	4.6	4.6	4.0	4.8	5.4	8.8	12.9
2015	19.0	18.2	11.3	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
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	10.9	11.0	14.2	14.9	11.7	7.6	7.7	6.0	8.2	M	M	M
2021	M	M	M	M	M	M	M	M	M	6.6	7.7	9.4
2022	9.7	12.4	9.2	8.7	8.2	7.7	7.0	6.4	6.0	5.4	7.0	10.3
2023	5.5	6.3	4.9	5.7	4.9	4.0	3.9	4.4	3.4	4.9	6.0	8.2
2024	8.5	10.4	9.7	9.0	8.2	7.5	6.8	7.1	6.8	6.2	7.2	8.7
2025	9.9	9.8	19.4	16.6	12.9	14.7	14.1	14.0	15.0	14.9	17.4	20.6
2026	16.8	14.6	19.6	19.6	15.5	12.5	13.6	13.0	14.9	16.1	19.9	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
2010	M	M	M	M	M	M	78.15	78.26	M	M	M	M
2011	M	26.94	32.17	M	70.73	72.29	M	M	70.35	56.28	50.12	36.09
2012	30.74	35.83	49.46	54.64	60.35	-13.07	45.32	45.95	47.48	56.23	30.84	30.08
2013	24.11	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	59.63	48.56	M	M	M	M	M	M
2015	-46.28	-50.03	27.68	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
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	69.94	67.21	57.60	36.87	31.08
2020	30.50	30.93	43.13	48.64	64.77	72.69	82.12	74.83	65.28	M	M	M
2021	M	M	M	M	M	M	M	M	M	53.03	43.22	35.83
2022	21.35	30.41	41.05	52.01	70.18	71.82	79.99	78.08	66.67	55.15	37.80	35.23
2023	31.78	33.32	37.68	57.60	66.00	72.49	79.26	73.32	71.02	59.35	40.44	37.33
2024	29.09	35.13	42.86	53.49	69.21	75.69	80.76	75.56	71.93	59.38	46.67	31.92
2025	24.63	26.29	44.40	53.79	64.10	76.12	80.11	77.29	70.30	58.84	39.80	28.63
2026	23.62	27.18	43.46	54.52	62.70	76.12	80.24	77.38	68.25	56.59	62.63	M
NCEI Climatology	25.10	28.61	36.80	52.01	65.70	74.40	79.41	77.21	69.41	56.10	44.00	32.29

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	64.79	62.06	M	M	M	M
2011	M	13.63	14.50	M	56.80	58.06	M	M	56.89	44.17	36.85	22.41
2012	14.08	21.77	33.63	39.12	39.11	-23.51	2.20	26.33	47.48	-6.01	-13.99	28.93
2013	24.11	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	49.64	48.56	M	M	M	M	M	M
2015	-50.06	-50.06	11.49	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
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	57.14	52.33	44.00	24.58	19.55
2020	17.80	15.69	27.31	33.60	46.57	58.08	66.05	60.26	49.49	M	M	M
2021	M	M	M	M	M	M	M	M	M	39.62	30.63	22.30
2022	1.77	11.12	24.34	35.79	50.29	56.45	63.84	61.75	53.04	40.68	26.86	24.42
2023	21.36	15.49	25.78	39.47	45.20	56.73	64.17	59.22	55.56	47.97	29.19	27.25
2024	18.61	20.34	29.15	36.24	52.39	58.96	64.42	60.38	55.45	44.29	34.98	21.05
2025	12.94	11.76	26.23	35.79	48.38	58.81	63.81	59.37	54.13	44.66	30.17	12.61
2026	10.85	11.27	24.32	36.51	46.58	58.24	62.94	60.86	52.60	40.58	49.51	M
NCEI Climatology	8.20	10.53	20.00	33.40	46.20	55.79	60.89	58.90	51.00	39.70	29.50	17.80

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	71.47	70.16	M	M	M	M
2011	M	20.28	23.34	M	63.76	65.17	M	M	63.62	50.22	43.48	29.25
2012	22.41	28.80	41.54	46.88	49.73	-18.29	23.76	36.14	47.48	25.11	8.43	29.51
2013	24.11	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	54.64	48.56	M	M	M	M	M	M
2015	-48.17	-50.05	19.59	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
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	63.54	59.77	50.80	30.73	25.32
2020	24.15	23.31	35.22	41.12	55.67	65.38	74.09	67.54	57.38	M	M	M
2021	M	M	M	M	M	M	M	M	M	46.33	36.92	29.06
2022	11.56	20.77	32.69	43.90	60.23	64.14	71.92	69.91	59.86	47.91	32.33	29.83
2023	26.57	24.40	31.73	48.54	55.60	64.61	71.72	66.27	63.29	53.66	34.82	32.29
2024	23.85	27.74	36.01	44.87	60.80	67.32	72.59	67.97	63.69	51.83	40.83	26.49
2025	18.78	19.02	35.32	44.79	56.24	67.47	71.96	68.33	62.22	51.75	34.98	20.62
2026	17.23	19.22	33.89	45.51	54.64	67.18	71.59	69.12	60.43	48.58	56.07	M
NCEI Climatology	16.65	19.57	28.40	42.70	55.95	65.10	70.15	68.05	60.20	47.90	36.75	25.05

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
2010	M	M	M	M	M	M	73.7%	78.2%	M	M	M	M
2011	M	74.6%	68.2%	M	80.9%	72.8%	M	M	80.1%	73.4%	69.0%	76.1%
2012	74.4%	72.4%	64.4%	65.8%	84.9%	35.6%	30.4%	47.8%	M	51.3%	54.4%	69.1%
2013	61.4%	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	84.0%	94.7%	M	M	M	M	M	M
2015	4.8%	M	55.8%	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
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	80.2%	73.4%	64.4%	57.9%	56.3%	71.5%	73.7%	77.2%	74.5%	M	M	M
2021	M	M	M	M	M	M	M	M	M	83.5%	72.6%	75.4%
2022	69.4%	69.2%	69.8%	61.9%	60.6%	70.0%	68.1%	76.7%	78.4%	72.6%	69.3%	74.2%
2023	85.3%	68.8%	71.4%	57.5%	57.6%	78.9%	83.4%	83.2%	84.5%	79.9%	72.7%	84.0%
2024	76.4%	66.4%	67.8%	63.3%	67.7%	71.1%	73.7%	79.1%	75.1%	68.5%	70.0%	77.5%
2025	68.0%	69.0%	62.4%	60.7%	73.7%	67.2%	71.3%	65.5%	68.6%	69.6%	78.5%	71.0%
2026	72.6%	66.5%	66.0%	64.9%	65.5%	70.1%	66.3%	75.3%	75.7%	67.9%	63.0%	M