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 (USC00033466) 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
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	3.76	4.82	5.53	5.86	6.51	4.33	4.52	3.60	4.18	5.10	4.94	4.99

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	M	M	6.8	6.0	4.4	4.2	4.0	4.4	4.1	4.7	4.6	4.5
2024	5.3	5.5	5.5	6.3	4.5	4.0	4.4	4.5	5.1	4.7	5.2	3.7
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	4.5	4.1	3.9	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
2023	M	M	72.66	70.84	80.27	87.96	90.08	93.67	87.16	74.80	62.97	57.65
2024	47.60	63.89	66.75	73.69	81.12	88.15	87.97	92.57	83.93	81.38	67.19	52.35
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	94.94	95.64	95.62	M	M	M
NCEI Climatology	51.70	56.41	64.90	73.70	80.40	88.30	93.11	92.99	86.20	74.79	62.50	53.40

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	M	M	55.35	49.26	59.88	67.19	71.82	72.57	65.09	54.77	41.67	35.31
2024	28.69	41.23	46.41	53.92	64.03	68.51	71.04	70.67	65.25	53.16	46.80	30.88
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	75.46	72.36	73.96	M	M	M
NCEI Climatology	32.00	35.00	42.30	50.60	60.39	68.41	72.10	71.00	63.91	52.20	42.00	34.70

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	M	M	64.00	60.05	70.08	77.58	80.95	83.12	76.13	64.79	52.32	46.48
2024	38.14	52.56	56.58	63.81	72.57	78.33	79.50	81.62	74.59	67.27	57.00	41.61
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	85.20	84.00	84.79	M	M	M
NCEI Climatology	41.85	45.71	53.60	62.15	70.40	78.35	82.60	82.00	75.06	63.50	52.25	44.05

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
2023	M	M	54.3%	67.3%	73.1%	73.5%	79.3%	71.0%	67.6%	68.9%	71.4%	70.3%
2024	74.3%	67.8%	71.3%	70.8%	80.4%	75.9%	76.4%	65.5%	69.6%	57.3%	74.9%	69.2%
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	68.6%	66.0%	62.1%	M	M	M