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 (USW00013837) 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
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	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	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	3.77	3.59	3.98	2.91	2.82	4.72	4.80	5.02	4.03	2.69	2.75	3.82

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	M	M	6.2	5.1	4.1	4.7	3.3	3.7	5.1	4.8	5.5
2013	5.4	5.7	6.8	5.5	6.6	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	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	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	3.9	3.6	3.9	4.9	4.6
2022	5.9	5.8	6.1	5.6	5.1	4.5	4.5	3.6	4.7	4.1	4.8	4.7
2023	5.3	5.6	5.4	M	M	M	M	M	M	M	M	5.0
2024	5.7	5.3	5.3	5.6	4.1	4.1	4.1	4.4	4.9	4.2	4.4	4.9
2025	5.7	4.6	6.4	5.1	4.9	4.1	4.2	3.8	4.0	4.9	M	M
2026	M	M	M	M	M	M	M	M	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
2012	M	M	M	77.98	84.91	83.99	94.69	87.71	86.44	77.56	64.96	61.96
2013	63.29	58.52	62.34	75.49	75.80	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	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	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	93.29	87.02	80.08	67.64	67.43
2022	57.05	67.20	72.37	77.26	86.59	94.50	93.18	90.71	87.78	73.70	64.79	57.59
2023	61.86	70.24	70.18	M	M	M	M	M	M	58.60	57.75	61.98
2024	58.07	65.48	72.08	78.77	84.66	93.83	94.29	92.06	88.45	82.91	70.37	60.27
2025	53.74	67.19	73.62	81.66	82.10	91.30	95.91	87.73	90.23	79.47	M	M
2026	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	58.10	62.41	69.40	77.70	85.11	90.70	93.50	91.90	87.10	77.80	67.71	60.20

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	M	M	56.80	64.84	64.39	73.63	69.84	67.05	55.30	42.70	44.40
2013	43.14	37.72	40.13	52.66	56.21	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	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	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	72.96	64.63	58.87	42.64	48.43
2022	36.14	42.50	49.19	52.60	63.90	70.39	72.80	71.08	65.57	53.93	43.99	40.29
2023	43.35	47.62	48.93	M	M	M	M	M	M	58.60	56.46	41.72
2024	36.83	42.56	49.43	55.58	64.75	70.18	72.91	71.28	68.56	57.76	51.79	40.04
2025	32.26	43.04	47.81	57.55	63.20	69.96	73.87	69.72	65.22	57.45	M	M
2026	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	39.80	42.69	49.00	56.30	64.40	71.31	74.41	73.30	68.51	58.30	48.00	42.10

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	M	M	67.39	74.87	74.19	84.16	78.78	76.74	66.43	53.83	53.18
2013	53.21	48.12	51.24	64.08	66.00	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	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	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	83.12	75.83	69.48	55.14	57.93
2022	46.60	54.85	60.78	64.93	75.25	82.45	82.99	80.89	76.68	63.82	54.39	48.94
2023	52.60	58.93	59.56	M	M	M	M	M	M	58.60	57.11	51.85
2024	47.45	54.02	60.76	67.17	74.71	82.00	83.60	81.67	78.50	70.34	61.08	50.16
2025	43.00	55.11	60.71	69.60	72.65	80.63	84.89	78.73	77.72	68.46	M	M
2026	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	48.95	52.55	59.20	67.00	74.75	81.00	83.95	82.60	77.80	68.05	57.86	51.15

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
2012	M	M	M	62.1%	64.2%	64.9%	66.5%	75.8%	70.7%	62.4%	56.7%	66.7%
2013	63.0%	60.2%	46.9%	62.2%	62.5%	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	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	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	83.3%	79.1%	82.1%	63.9%	79.0%
2022	66.0%	67.9%	65.2%	62.9%	74.6%	68.2%	84.0%	86.4%	74.9%	72.9%	66.6%	76.6%
2023	73.5%	73.6%	65.4%	M	M	M	M	M	M	M	M	70.4%
2024	70.8%	62.7%	69.0%	68.1%	80.0%	74.3%	83.7%	82.0%	81.0%	74.2%	83.0%	75.0%
2025	65.3%	71.8%	61.5%	75.0%	83.3%	86.5%	84.9%	89.2%	77.2%	77.1%	M	M
2026	M	M	M	M	M	M	M	M	M	M	M	M