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 (USC00419295) 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
2020	M	M	M	M	M	M	M	0.37	1.05	M	M	0.02
2021	0.02	0.10	M	0.02	0.15	1.60	1.02	3.14	0.23	M	0.09	0.21
2022	M	0.08	M	0.02	M	1.22	1.43	3.89	0.40	1.33	0.58	0.02
2023	0.18	0.06	M	M	0.03	1.76	0.79	1.86	0.20	M	0.40	0.20
2024	0.42	0.18	0.04	0.25	M	0.03	0.64	0.11	0.17	0.20	0.34	M
2025	0.02	M	0.65	0.30	0.26	2.53	0.96	1.63	M	M	M	M
NCEI Climatology	0.47	0.45	0.25	0.22	0.49	1.10	2.05	1.95	1.50	0.94	0.42	0.49

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	M	M	M	M	7.3	8.0	9.2	8.4	8.7
2021	8.6	10.0	10.1	10.0	9.9	8.9	7.5	7.0	7.4	8.3	8.5	8.9
2022	9.2	9.2	10.3	10.4	9.9	9.2	7.5	7.4	6.8	7.7	9.0	8.4
2023	9.6	9.6	10.7	10.1	9.1	8.8	7.8	7.7	7.3	8.5	8.1	7.6
2024	9.3	9.9	10.8	9.8	9.8	9.2	8.8	8.1	8.0	8.6	8.5	8.4
2025	9.2	9.8	11.1	10.0	9.7	8.6	7.8	7.3	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
2020	M	M	M	M	M	M	M	98.99	86.08	82.70	73.97	59.94
2021	57.90	63.54	73.46	76.67	89.87	96.93	93.61	90.68	90.47	83.52	71.97	69.71
2022	59.81	60.04	72.39	84.57	93.77	97.33	97.65	89.77	87.27	75.48	63.07	61.61
2023	61.74	64.86	72.87	80.70	88.55	98.63	100.75	97.16	94.67	81.42	68.23	64.16
2024	60.10	67.69	71.61	80.47	92.32	100.27	95.87	98.03	89.53	86.10	71.67	65.65
2025	54.06	70.93	75.29	81.93	88.23	95.17	93.42	95.99	M	M	M	M
NCEI Climatology	59.10	64.30	71.60	78.81	86.58	94.51	92.90	91.90	85.90	78.70	68.10	59.20

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	M	M	M	M	71.21	58.75	49.40	42.73	28.42
2021	31.93	33.04	41.85	49.17	60.00	68.93	68.61	67.13	63.03	52.74	41.47	40.65
2022	29.52	27.46	39.00	52.30	61.10	69.27	70.55	69.06	61.70	50.16	36.37	34.55
2023	34.10	34.21	42.19	48.13	58.90	67.63	71.71	70.16	65.80	54.55	42.93	33.26
2024	31.87	38.31	44.74	50.33	60.94	72.80	69.81	71.90	62.83	56.35	41.47	36.68
2025	26.71	37.29	43.84	52.59	59.74	69.47	69.65	70.17	M	M	M	M
NCEI Climatology	30.00	33.90	40.60	47.90	57.30	66.40	68.28	67.11	60.60	49.80	38.30	30.89

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	M	M	85.10	72.41	66.05	58.35	44.18
2021	44.91	48.29	57.65	62.92	74.94	82.93	81.11	78.90	76.75	68.13	56.72	55.18
2022	44.66	43.75	55.69	68.43	77.44	83.30	84.10	79.42	74.48	62.82	49.72	48.08
2023	47.92	49.54	57.53	64.42	73.73	83.13	86.23	83.66	80.23	67.98	55.58	48.71
2024	45.98	53.00	58.18	65.40	76.63	86.53	82.84	84.97	76.18	71.23	56.57	51.16
2025	40.39	54.11	59.56	67.26	73.98	82.32	81.53	83.08	M	M	M	M
NCEI Climatology	44.55	49.10	56.10	63.35	71.94	80.46	80.59	79.50	73.25	64.25	53.20	45.05

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
2020	M	M	M	M	M	M	M	31.1%	45.4%	31.9%	35.4%	35.3%
2021	46.4%	39.7%	31.7%	30.5%	34.3%	36.7%	49.7%	57.1%	43.8%	32.7%	39.8%	37.5%
2022	39.0%	39.0%	23.5%	18.8%	16.8%	35.3%	39.5%	55.9%	55.9%	58.0%	50.3%	51.3%
2023	43.5%	39.4%	29.1%	23.6%	34.5%	23.1%	31.9%	40.8%	39.1%	40.5%	53.0%	42.2%
2024	41.0%	36.2%	34.9%	25.7%	18.7%	32.0%	40.7%	35.3%	44.5%	31.7%	37.0%	37.3%
2025	39.6%	25.9%	21.2%	28.3%	27.7%	44.3%	49.7%	40.8%	M	M	M	M