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 (USC00436391) 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
2014	M	M	M	M	M	M	M	M	M	0.12	2.88	3.48
2015	2.95	1.47	1.80	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	0.30	1.76	3.42	2.56	2.11
2020	3.04	2.30	2.07	3.12	2.05	0.72	1.60	2.02	0.25	M	M	M
2021	M	M	M	0.54	1.02	0.89	2.57	1.32	0.92	1.89	2.32	1.96
2022	1.16	2.29	2.07	2.47	1.88	0.99	1.48	1.34	1.95	0.00	1.23	1.40
2023	2.22	1.45	3.01	0.93	1.16	1.91	4.67	1.98	1.04	1.22	1.13	1.69
2024	2.14	0.70	2.16	2.03	1.32	1.40	1.82	1.57	0.62	0.57	1.52	1.79
2025	1.33	2.20	2.00	1.84	0.80	M	M	M	M	2.70	5.17	8.62
2026	7.97	5.13	6.22	6.96	7.56	4.90	2.19	1.58	2.72	3.07	0.62	M
NCEI Climatology	2.73	2.52	2.61	3.17	3.58	4.57	4.67	3.38	3.45	4.28	2.82	3.27

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	M	M	M	M	M	M	M	M	M	1.8	2.5	7.1
2015	8.5	10.7	6.7	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	5.3	5.4	7.2	7.1	6.3	2.8	2.3	2.2	2.2	M	M	M
2021	M	M	M	4.3	4.9	2.9	2.3	1.8	2.4	2.4	3.6	4.1
2022	5.5	5.8	6.8	6.6	3.5	2.5	2.5	2.1	2.6	1.9	3.4	4.1
2023	2.8	2.7	3.2	3.0	2.6	1.3	1.0	1.5	1.2	1.9	2.5	3.0
2024	4.2	4.8	5.2	3.7	2.9	2.2	2.0	2.1	1.8	2.4	4.0	3.1
2025	6.2	6.3	8.8	8.9	5.3	M	M	M	M	6.9	8.2	8.7
2026	7.5	6.9	8.0	8.0	7.5	5.3	6.0	5.1	5.5	7.3	6.6	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
2014	M	M	M	M	M	M	M	M	M	47.12	38.72	31.11
2015	21.49	15.80	31.58	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	70.34	65.09	55.59	35.16	30.46
2020	29.62	30.09	40.72	46.84	64.14	74.24	79.98	73.58	65.51	M	M	M
2021	M	M	M	50.99	63.82	74.52	71.11	76.58	66.53	57.91	40.52	33.78
2022	21.17	29.37	38.89	49.65	69.32	70.38	77.20	76.36	63.55	53.49	35.58	32.64
2023	30.81	31.78	36.60	54.48	64.48	70.27	77.79	70.43	69.16	58.01	39.11	35.29
2024	26.56	34.11	39.79	50.46	67.00	73.72	77.99	71.72	69.10	56.50	44.75	29.15
2025	22.23	25.33	41.21	51.97	58.72	M	M	M	M	52.32	37.08	26.44
2026	21.40	26.02	40.69	53.06	61.03	73.81	77.64	75.48	65.61	55.92	53.66	M
NCEI Climatology	25.31	28.94	38.20	51.70	65.99	75.00	80.01	78.31	70.49	55.70	41.90	30.60

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	M	M	M	M	M	M	M	M	M	34.53	25.82	18.72
2015	-0.96	-7.63	9.81	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	49.32	46.34	38.05	20.78	14.15
2020	12.75	9.62	22.06	28.68	40.64	50.70	60.03	53.86	43.76	M	M	M
2021	M	M	M	41.72	41.61	54.11	55.54	58.76	49.24	42.62	24.90	18.70
2022	0.17	8.19	20.24	31.02	43.65	50.40	54.46	57.55	48.43	36.43	21.50	19.37
2023	19.41	10.55	21.70	32.51	38.44	52.41	59.47	54.16	51.31	43.13	24.95	23.77
2024	15.30	14.83	24.78	31.57	46.99	54.31	59.69	55.88	49.11	37.85	30.90	15.24
2025	6.86	7.47	21.86	31.59	44.00	M	M	M	M	36.45	25.79	7.78
2026	6.55	4.64	21.48	32.49	40.78	52.21	56.88	55.41	48.00	34.41	38.97	M
NCEI Climatology	2.60	3.74	14.30	27.20	38.60	47.90	53.00	50.89	42.80	32.20	23.20	11.99

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	M	M	M	M	M	M	M	M	M	40.82	32.27	24.92
2015	10.26	4.08	20.70	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	59.83	55.72	46.82	27.97	22.30
2020	21.19	19.85	31.39	37.76	52.39	62.47	70.01	63.72	54.64	M	M	M
2021	M	M	M	46.36	52.71	64.32	63.33	67.67	57.89	50.26	32.71	26.24
2022	10.67	18.78	29.57	40.33	56.49	60.39	65.83	66.95	55.99	44.96	28.54	26.00
2023	25.11	21.16	29.15	43.49	51.46	61.34	68.63	62.30	60.23	50.57	32.03	29.53
2024	20.93	24.47	32.28	41.02	56.99	64.02	68.84	63.80	59.10	47.17	37.83	22.19
2025	14.55	16.40	31.53	41.78	51.36	M	M	M	M	44.38	31.44	17.11
2026	13.98	15.33	31.09	42.77	50.90	63.01	67.26	65.45	56.80	45.16	46.32	M
NCEI Climatology	13.95	16.34	26.25	39.45	52.30	61.45	66.50	64.60	56.65	43.95	32.55	21.30

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
2014	M	M	M	M	M	M	M	M	M	72.3%	74.5%	83.9%
2015	73.2%	68.4%	63.9%	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	83.7%	77.4%	69.1%	63.5%	62.0%	73.9%	79.8%	81.2%	78.1%	M	M	M
2021	M	M	M	95.4%	64.9%	73.5%	83.7%	82.3%	83.7%	86.3%	79.7%	78.6%
2022	72.9%	71.9%	71.2%	67.3%	65.5%	75.9%	77.0%	83.7%	85.8%	79.7%	76.6%	80.1%
2023	85.5%	70.3%	72.8%	63.1%	61.9%	81.2%	83.5%	84.5%	84.6%	84.0%	77.8%	86.8%
2024	82.0%	72.7%	75.2%	70.5%	74.3%	78.4%	83.6%	88.5%	86.0%	80.0%	76.8%	83.2%
2025	74.3%	74.6%	72.3%	68.6%	83.6%	M	M	M	M	78.8%	85.4%	79.5%
2026	81.2%	73.4%	72.1%	71.7%	69.8%	76.2%	73.6%	79.4%	80.8%	73.7%	81.1%	M