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 (USC00429111) within the current 1991-2020 dataset.

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Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	0.62	0.58	0.68	0.75	1.04	0.59	0.54	0.81	1.22	1.15	0.51	0.61

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	M	M	6.7	5.8	5.5	5.5	5.1	3.9	3.9
2021	4.0	5.1	6.4	8.0	7.3	6.6	5.8	4.8	4.6	3.9	3.6	3.6
2022	3.6	4.3	4.6	7.4	7.2	6.5	5.5	5.0	4.4	4.0	4.7	3.5
2023	3.5	4.5	4.3	5.7	6.4	6.1	5.5	5.8	4.9	4.3	3.9	3.2
2024	3.9	4.4	6.9	5.9	7.6	6.3	6.1	5.7	5.3	3.9	3.9	3.1
2025	4.4	4.6	4.2	5.4	5.6	5.8	5.4	3.9	4.4	3.8	2.0	2.8
2026	2.8	3.1	4.1	4.9	5.1	4.6	4.5	4.8	5.3	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
2020	M	M	M	M	M	80.31	88.67	90.25	75.31	62.89	43.85	28.91
2021	26.10	35.40	48.12	58.29	69.24	85.22	89.34	82.92	76.46	55.75	48.04	33.78
2022	32.87	33.96	48.25	57.64	66.24	80.94	88.37	85.75	78.43	60.72	37.99	22.94
2023	22.40	21.42	32.49	52.75	70.11	75.57	88.49	83.79	75.13	60.73	44.02	35.71
2024	35.72	40.44	47.99	58.78	65.60	84.86	89.16	84.01	79.20	65.83	41.36	37.61
2025	30.14	42.88	52.82	60.33	71.45	84.74	88.20	85.15	75.61	61.01	52.13	43.91
2026	37.24	47.61	63.92	59.98	69.56	84.41	92.51	87.13	79.39	M	M	M
NCEI Climatology	29.20	37.34	51.11	59.90	70.20	81.40	88.69	86.01	76.31	61.20	45.71	31.31

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	M	M	58.03	65.27	67.26	51.89	40.28	29.12	14.76
2021	14.85	20.67	30.63	36.06	48.76	63.54	67.90	61.94	54.21	39.82	33.12	22.09
2022	19.63	18.24	29.58	35.95	43.90	56.80	66.19	63.83	56.82	41.71	24.27	12.22
2023	12.41	7.89	21.65	33.36	49.53	54.53	65.26	62.12	53.98	41.11	30.14	22.27
2024	20.95	25.41	30.45	38.62	43.38	60.22	64.52	61.26	55.71	46.47	27.16	23.94
2025	15.43	26.05	32.87	37.60	48.81	60.73	64.81	62.98	54.00	41.27	35.91	28.72
2026	22.14	29.23	39.79	37.98	46.53	58.07	67.87	65.82	56.40	M	M	M
NCEI Climatology	10.01	16.68	26.50	33.51	42.60	50.50	56.69	55.10	46.10	34.79	23.51	12.70

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	M	M	69.17	76.97	78.75	63.60	51.58	36.48	21.83
2021	20.47	28.03	39.38	47.17	59.00	74.38	78.62	72.43	65.33	47.79	40.58	27.93
2022	26.25	26.10	38.92	46.79	55.07	68.87	77.28	74.79	67.63	51.22	31.13	17.58
2023	17.41	14.65	27.07	43.05	59.82	65.05	76.88	72.95	64.55	50.92	37.08	28.99
2024	28.34	32.92	39.22	48.70	54.49	72.54	76.84	72.64	67.46	56.15	34.26	30.77
2025	22.78	34.47	42.85	48.96	60.13	72.74	76.51	74.06	64.80	51.14	44.02	36.32
2026	29.69	38.42	51.85	48.98	58.05	71.24	80.19	76.47	67.90	M	M	M
NCEI Climatology	19.60	27.01	38.80	46.71	56.40	65.95	72.69	70.55	61.21	48.00	34.61	22.00

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
2020	M	M	M	M	M	29.3%	24.8%	19.1%	29.2%	29.6%	54.8%	66.5%
2021	77.4%	60.3%	51.5%	37.7%	33.8%	25.3%	32.8%	36.5%	37.0%	66.1%	57.5%	67.9%
2022	69.3%	59.3%	57.1%	36.2%	38.1%	32.9%	36.0%	37.7%	39.7%	49.1%	63.9%	85.9%
2023	90.3%	79.1%	77.3%	52.3%	40.9%	42.0%	32.9%	44.0%	38.5%	45.1%	57.8%	70.4%
2024	72.1%	71.3%	60.5%	44.6%	41.5%	34.1%	25.6%	42.7%	31.7%	46.5%	57.4%	67.1%
2025	62.7%	60.1%	50.2%	39.1%	37.6%	24.2%	26.6%	32.5%	45.2%	52.3%	52.8%	60.1%
2026	61.8%	57.9%	36.0%	46.3%	40.4%	25.3%	30.5%	37.3%	54.2%	M	M	M