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 (USC00405108) 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	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	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	3.93	M	2.81	3.50	3.58	6.88	3.80	3.71	4.69
2019	3.86	10.53	2.80	3.76	1.80	6.67	3.16	4.71	0.08	5.00	5.63	4.65
2020	4.30	1.04	5.26	4.42	3.44	3.01	3.80	3.16	0.05	0.03	0.69	3.81
2021	2.40	3.70	10.58	2.73	3.14	4.72	3.27	4.90	3.57	5.23	1.49	3.66
2022	5.74	7.84	1.65	3.79	1.67	M	0.35	1.20	1.50	0.55	1.51	2.44
2023	2.33	0.01	M	0.45	2.56	0.59	0.54	0.90	1.78	0.33	1.30	0.96
2024	M	0.48	M	0.04	1.04	2.58	0.02	M	1.23	0.26	1.95	2.88
2025	2.90	4.58	4.04	0.12	1.45	0.55	M	M	M	M	M	M
NCEI Climatology	4.67	5.09	4.97	4.93	5.61	4.50	4.84	3.91	3.85	3.39	3.71	5.16

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	7.0	8.2	4.5	3.5	4.5	3.2	3.9	6.2	5.3
2019	6.5	6.7	6.7	6.0	5.4	5.0	3.9	2.9	2.9	4.0	4.8	4.8
2020	5.4	7.2	7.5	5.6	5.3	5.1	3.4	3.6	3.6	4.1	4.8	5.7
2021	6.3	6.4	6.1	5.7	4.6	5.5	4.6	3.6	2.9	4.5	4.5	6.8
2022	6.4	7.1	8.0	7.3	6.5	0.0	5.5	4.0	3.9	5.5	4.5	5.8
2023	7.3	7.6	7.3	6.2	4.6	4.2	4.3	3.9	3.1	5.1	4.6	5.3
2024	6.7	6.6	6.5	8.3	4.6	4.4	4.5	3.9	4.0	3.5	5.9	6.9
2025	5.6	6.9	8.6	7.6	5.8	4.7	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
2010	M	M	M	M	M	M	M	M	73.58	M	M	M
2011	M	M	M	M	M	M	75.20	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	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	64.85	77.90	88.22	88.61	87.68	84.02	71.83	54.44	51.57
2019	46.86	56.56	57.78	72.56	81.70	85.04	89.08	88.73	90.38	74.27	56.12	56.21
2020	53.60	53.10	64.16	67.04	75.20	85.64	90.88	86.87	79.94	71.54	64.70	50.81
2021	48.37	44.15	65.21	68.72	75.84	86.12	88.55	88.38	80.96	73.98	58.28	62.60
2022	45.18	53.34	65.60	67.42	77.79	64.40	90.20	88.09	82.04	70.22	61.04	55.93
2023	52.73	59.96	61.85	69.93	77.35	84.26	88.61	86.81	83.78	73.52	63.08	54.99
2024	43.55	60.12	65.33	74.34	80.08	87.86	89.43	90.06	83.90	76.42	63.86	52.85
2025	43.67	54.37	66.72	74.24	76.01	84.69	M	M	M	M	M	M
NCEI Climatology	47.41	51.84	60.70	70.81	79.20	86.90	90.20	89.60	83.60	72.91	60.50	50.71

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	M	M	68.90	M	M	M
2011	M	M	M	M	M	M	75.20	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	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	41.90	57.65	67.88	69.22	68.70	66.86	50.93	34.94	34.96
2019	30.37	37.91	35.89	47.96	60.63	65.30	69.57	67.65	64.76	49.07	32.18	35.95
2020	37.75	34.73	45.74	44.24	54.88	64.76	70.67	68.35	61.28	49.83	37.64	28.57
2021	31.48	28.46	41.75	45.20	53.02	66.44	69.68	69.51	59.48	54.76	32.78	39.72
2022	24.39	29.75	40.73	50.26	59.68	61.16	72.63	68.00	58.52	44.54	37.16	38.88
2023	34.33	39.26	39.14	47.24	56.56	61.94	69.80	67.65	59.90	50.52	37.46	33.74
2024	25.73	35.60	43.98	55.90	60.10	66.74	70.55	66.95	62.66	48.37	45.44	34.73
2025	23.00	32.19	41.46	51.92	59.06	64.89	M	M	M	M	M	M
NCEI Climatology	27.80	30.32	37.70	46.40	56.10	65.00	69.20	66.91	59.60	46.50	36.81	31.10

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	M	M	71.24	M	M	M
2011	M	M	M	M	M	M	75.20	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	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	53.38	67.77	78.05	78.92	78.19	75.44	61.38	44.69	43.26
2019	38.62	47.24	46.84	60.26	71.16	75.17	79.32	78.19	77.57	61.67	44.15	46.08
2020	45.67	43.92	54.95	55.64	65.04	75.20	80.77	77.61	70.61	60.68	51.17	39.69
2021	39.93	36.31	53.48	56.96	64.43	76.28	79.12	78.95	70.22	64.37	45.53	51.16
2022	34.79	41.55	53.17	58.84	68.73	62.78	81.41	78.05	70.28	57.38	49.10	47.41
2023	43.53	49.61	50.49	58.58	66.95	73.10	79.21	77.23	71.84	62.02	50.27	44.37
2024	34.64	47.86	54.66	65.12	70.09	77.30	79.99	78.51	73.28	62.40	54.65	43.79
2025	33.34	43.28	54.09	63.08	67.54	74.79	M	M	M	M	M	M
NCEI Climatology	37.60	41.08	49.20	58.60	67.65	75.95	79.70	78.25	71.60	59.70	48.66	40.90

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	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	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	64.4%	56.9%	72.9%	73.6%	74.5%	80.3%	78.0%	77.9%	78.8%
2019	73.0%	75.1%	61.4%	67.1%	71.6%	71.7%	76.6%	76.2%	67.8%	74.4%	71.8%	76.0%
2020	77.6%	73.9%	73.1%	68.1%	72.4%	71.4%	76.1%	79.1%	79.7%	78.9%	70.7%	75.1%
2021	72.9%	79.5%	65.9%	63.6%	69.5%	73.0%	75.9%	78.7%	80.8%	80.6%	71.4%	78.1%
2022	72.8%	69.6%	58.4%	64.9%	71.9%	72.3%	74.8%	77.6%	73.2%	62.8%	71.9%	84.5%
2023	77.9%	69.3%	65.4%	63.3%	74.4%	72.3%	78.2%	79.7%	74.3%	70.7%	68.2%	76.1%
2024	80.0%	68.7%	67.7%	67.1%	79.9%	73.8%	77.0%	69.2%	74.3%	71.3%	78.9%	74.6%
2025	70.7%	72.9%	57.6%	70.0%	79.5%	77.0%	M	M	M	M	M	M