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 (USC00407834) 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	5.62	5.07	3.01	2.04	3.73	7.21	3.01	4.87	7.25
2019	6.61	13.97	4.40	2.97	2.31	3.17	5.71	3.38	0.30	7.01	4.99	5.14
2020	7.25	8.40	7.65	8.23	4.43	2.90	4.42	4.17	3.40	7.30	2.69	2.94
2021	2.21	3.99	8.78	1.84	3.28	2.43	M	M	0.62	2.34	0.24	4.00
2022	3.39	8.72	3.54	2.08	0.12	0.19	7.02	2.70	3.63	0.53	0.52	5.15
2023	4.93	3.54	3.94	2.39	1.49	3.12	6.34	7.33	0.84	0.12	1.02	0.03
2024	0.73	M	2.98	3.62	6.60	1.28	4.62	0.11	6.17	0.21	1.74	4.24
2025	2.91	3.75	6.03	2.47	5.94	2.88	M	M	M	M	M	M
NCEI Climatology	5.41	5.63	5.46	5.63	4.73	5.46	5.96	3.82	4.45	3.48	4.62	6.01

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	7.6	5.1	4.5	3.9	3.5	2.9	4.2	5.8	4.9
2019	5.6	6.0	6.5	6.5	5.1	4.5	3.2	3.0	3.5	4.6	4.7	5.4
2020	6.0	6.5	6.7	6.4	4.9	4.4	3.1	3.2	3.6	4.3	5.3	5.2
2021	5.1	5.8	6.3	5.8	4.8	4.7	M	M	2.1	4.2	4.8	6.4
2022	6.2	6.7	7.2	6.6	4.3	4.2	3.6	3.0	3.7	4.7	4.8	4.9
2023	5.8	6.5	6.8	5.6	4.5	3.8	3.3	3.5	2.7	4.2	5.4	4.9
2024	4.6	M	6.5	6.7	3.7	3.7	3.5	3.5	4.1	4.0	5.3	5.4
2025	5.2	5.8	7.2	6.5	4.4	3.3	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	74.79	M	M	M
2011	M	M	M	M	M	M	77.00	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	42.15
2018	40.59	55.21	54.06	62.79	79.23	81.54	82.91	81.88	80.84	67.59	50.00	47.91
2019	44.72	53.28	55.11	69.98	78.97	79.64	84.20	84.37	86.66	70.85	53.00	52.38
2020	48.78	50.12	61.50	64.46	71.48	80.12	86.52	82.23	75.88	68.52	60.92	46.11
2021	44.60	46.40	61.55	66.32	72.76	80.43	M	M	74.12	68.23	54.74	57.55
2022	42.97	52.06	61.67	65.18	75.32	83.92	85.36	82.17	75.98	65.33	57.80	47.24
2023	50.41	56.43	59.23	67.50	73.40	78.86	83.68	82.05	78.80	70.08	57.20	48.20
2024	41.57	M	64.49	68.42	75.43	83.78	85.01	85.04	78.54	71.72	61.64	47.97
2025	39.49	52.70	63.65	71.36	71.37	80.21	M	M	M	M	M	M
NCEI Climatology	46.70	51.34	60.60	70.31	77.70	84.49	87.49	86.50	81.80	70.71	58.90	49.80

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	67.53	M	M	M
2011	M	M	M	M	M	M	77.00	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	28.26
2018	23.46	40.55	37.63	42.03	61.73	67.14	65.86	65.91	65.36	50.23	35.42	35.37
2019	29.33	38.30	36.35	48.38	59.12	61.82	66.37	64.98	63.62	50.64	33.62	37.23
2020	35.19	33.43	45.94	44.30	52.32	61.82	67.71	66.26	58.75	50.35	40.70	29.50
2021	30.32	30.33	42.16	45.20	51.80	63.03	M	M	61.34	53.14	33.98	41.12
2022	25.73	31.55	39.90	47.00	57.90	64.12	68.58	65.10	56.66	44.29	40.94	33.80
2023	35.66	40.74	38.85	46.96	54.35	59.60	66.03	64.86	59.06	50.48	45.60	38.03
2024	32.90	M	42.29	49.40	57.78	63.98	67.59	63.50	62.09	50.12	44.78	32.87
2025	22.88	32.58	40.36	50.90	56.04	62.73	M	M	M	M	M	M
NCEI Climatology	27.72	29.71	36.30	43.50	53.10	62.11	66.20	64.91	58.39	46.09	35.29	30.40

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	71.16	M	M	M
2011	M	M	M	M	M	M	77.00	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	35.20
2018	32.03	47.88	45.85	52.41	70.48	74.34	74.39	73.89	73.10	58.91	42.71	41.64
2019	37.02	45.79	45.73	59.18	69.05	70.73	75.29	74.68	75.14	60.74	43.31	44.80
2020	41.99	41.78	53.72	54.38	61.90	70.97	77.12	74.24	67.32	59.44	50.81	37.81
2021	37.46	38.36	51.86	55.76	62.28	71.73	M	M	67.73	60.68	44.36	49.33
2022	34.35	41.80	50.78	56.09	66.61	74.02	76.97	73.63	66.32	54.81	49.37	40.52
2023	43.03	48.59	49.04	57.23	63.88	69.23	74.85	73.46	68.93	60.28	51.40	43.11
2024	37.24	M	53.39	58.91	66.61	73.88	76.30	74.27	70.31	60.92	53.21	40.42
2025	31.19	42.64	52.00	61.13	63.70	71.47	M	M	M	M	M	M
NCEI Climatology	37.21	40.53	48.45	56.90	65.40	73.30	76.85	75.70	70.10	58.40	47.10	40.10

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	60.6%	74.1%	80.6%	80.6%	85.2%	86.0%	81.6%	82.4%	79.7%
2019	74.6%	76.0%	58.3%	63.5%	72.6%	79.5%	82.9%	79.2%	69.4%	75.4%	72.6%	74.3%
2020	73.9%	77.1%	73.9%	63.1%	74.6%	77.4%	78.7%	84.3%	82.7%	81.2%	65.4%	76.9%
2021	76.8%	77.1%	60.8%	58.3%	68.1%	78.5%	M	M	87.3%	85.8%	64.6%	77.6%
2022	72.0%	65.4%	58.2%	59.3%	77.6%	69.8%	84.1%	84.4%	79.7%	67.9%	66.1%	75.8%
2023	79.6%	68.9%	59.6%	62.0%	73.1%	74.4%	82.5%	83.6%	80.4%	73.0%	57.2%	62.4%
2024	76.7%	M	51.1%	66.7%	82.5%	74.9%	79.6%	74.1%	77.7%	70.6%	77.8%	74.3%
2025	68.4%	70.3%	52.9%	68.1%	84.2%	83.2%	M	M	M	M	M	M