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 (USC00251190) 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
2016	M	M	M	M	M	0.09	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	2.96	1.43	0.15	0.12	0.09
2020	0.09	0.04	0.67	0.50	1.82	1.64	0.84	0.41	0.58	0.15	0.24	0.03
2021	0.03	0.22	3.52	0.78	2.93	1.15	0.63	1.68	1.10	2.19	0.15	0.01
2022	0.10	0.01	0.90	0.46	3.05	1.13	2.01	0.04	0.95	0.11	0.02	0.22
2023	0.60	0.01	0.44	0.85	4.25	2.82	2.45	2.60	0.69	0.92	0.03	0.18
2024	0.00	0.94	0.76	3.98	1.95	2.38	2.43	0.02	0.18	0.17	0.93	0.02
2025	0.17	0.00	0.49	0.43	4.26	3.29	2.51	1.39	0.98	0.00	0.00	0.00
2026	0.00	0.01	0.01	0.19	1.33	1.45	0.86	1.92	0.85	M	M	M
NCEI Climatology	0.36	0.60	1.04	2.09	3.32	2.81	2.92	2.25	1.63	1.46	0.72	0.49

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2016	M	M	M	M	M	15.4	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	9.1	11.3	13.2	13.2	12.0
2020	13.2	14.4	12.1	12.6	12.7	11.9	11.2	10.1	10.5	12.4	11.9	13.9
2021	13.9	11.4	11.8	13.1	11.7	10.3	10.2	9.9	10.0	11.8	12.1	12.6
2022	12.9	13.5	13.8	18.0	11.9	9.8	9.7	9.6	10.1	11.1	13.2	15.2
2023	10.9	14.2	12.3	12.1	11.4	9.5	8.6	9.5	9.5	10.6	11.1	13.3
2024	11.0	10.9	12.1	13.9	13.6	11.3	9.0	8.5	10.8	10.5	11.1	12.0
2025	12.4	12.4	13.6	13.5	13.1	10.7	9.7	8.6	8.9	11.0	10.9	12.7
2026	13.9	12.3	13.1	12.9	12.5	12.8	11.3	10.0	10.1	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
2016	M	M	M	M	69.62	89.51	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	84.28	83.38	58.85	50.92	41.97
2020	43.43	41.37	48.27	59.06	66.22	85.73	88.36	89.23	77.33	59.06	56.17	43.58
2021	41.67	26.37	51.23	60.80	65.89	84.25	89.60	87.53	81.88	64.72	56.78	48.35
2022	40.71	39.20	49.90	59.73	68.43	82.92	90.48	90.47	82.93	65.74	45.54	35.13
2023	30.29	33.41	41.29	60.28	70.78	76.82	85.00	86.77	79.95	62.77	54.29	46.16
2024	35.13	46.81	52.61	60.35	69.02	83.13	87.77	86.54	85.52	70.85	51.09	50.10
2025	34.46	37.96	58.02	62.36	70.30	82.15	87.82	86.07	79.07	67.50	57.39	53.39
2026	45.99	57.42	66.61	65.95	74.18	83.44	94.05	90.69	88.14	M	M	M
NCEI Climatology	39.40	42.63	53.01	59.99	68.50	81.00	88.60	86.41	78.30	63.20	50.50	40.11

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2016	M	M	M	M	51.62	70.79	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	57.99	51.40	28.02	23.21	21.47
2020	17.52	15.43	25.84	26.34	43.27	55.25	59.48	58.05	45.14	28.93	24.81	17.15
2021	18.74	8.40	26.36	31.25	42.70	55.63	59.54	56.88	50.33	36.65	29.17	20.50
2022	14.74	12.10	22.03	28.12	40.93	52.37	61.85	58.61	50.11	34.41	17.20	12.12
2023	14.56	14.75	23.23	31.22	47.10	54.41	58.85	57.19	49.73	33.65	25.71	21.09
2024	12.00	22.17	26.62	34.79	42.57	57.32	57.94	57.41	50.82	39.10	24.99	21.61
2025	11.36	12.05	27.56	32.34	44.60	54.59	59.70	58.83	51.10	37.93	27.54	24.25
2026	16.47	24.15	30.84	34.17	43.72	55.32	63.21	61.44	59.18	M	M	M
NCEI Climatology	14.70	16.89	24.50	32.20	42.69	52.79	58.70	56.80	46.89	34.60	24.41	17.00

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2016	M	M	M	M	60.62	80.15	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	71.13	67.39	43.43	37.07	31.72
2020	30.48	28.40	37.06	42.70	54.74	70.49	73.92	73.64	61.24	44.00	40.49	30.36
2021	30.21	17.39	38.80	46.03	54.30	69.94	74.57	72.20	66.11	50.68	42.97	34.43
2022	27.72	25.65	35.96	43.92	54.68	67.64	76.16	74.54	66.52	50.07	31.37	23.62
2023	22.43	24.08	32.26	45.75	58.94	65.62	71.92	71.98	64.84	48.21	40.00	33.63
2024	23.56	34.49	39.61	47.57	55.79	70.22	72.85	71.98	68.17	54.97	38.04	35.85
2025	22.91	25.01	42.79	47.35	57.45	68.37	73.76	72.45	65.08	52.71	42.46	38.82
2026	31.23	40.79	48.72	50.06	58.95	69.38	78.63	76.06	73.66	M	M	M
NCEI Climatology	27.05	29.76	38.75	46.10	55.60	66.89	73.65	71.60	62.60	48.90	37.45	28.55

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
2016	M	M	M	M	M	68.9%	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	72.7%	63.0%	61.2%	70.1%	76.7%
2020	68.3%	66.7%	73.7%	59.1%	71.2%	54.6%	58.1%	52.8%	48.8%	58.7%	55.0%	62.0%
2021	68.4%	74.8%	66.6%	55.5%	74.7%	61.3%	58.6%	55.8%	54.5%	62.3%	56.8%	53.0%
2022	67.1%	63.0%	63.8%	50.3%	61.0%	52.8%	56.0%	48.3%	50.8%	53.8%	60.7%	73.4%
2023	85.0%	77.7%	74.9%	56.1%	71.9%	74.1%	66.3%	61.0%	61.3%	67.2%	59.2%	68.3%
2024	75.3%	72.3%	59.9%	64.8%	61.5%	61.8%	57.5%	57.4%	46.8%	49.1%	64.0%	57.4%
2025	68.7%	64.6%	53.0%	57.0%	61.9%	62.0%	62.7%	63.9%	64.2%	62.6%	59.1%	56.0%
2026	53.8%	50.0%	46.1%	47.8%	51.1%	55.2%	52.0%	57.3%	51.1%	M	M	M