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 (USW00013981) 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
2011	M	M	M	M	M	M	M	M	M	M	M	M
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	0.00	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
NCEI Climatology	1.18	1.63	2.50	4.25	5.87	5.62	4.42	3.79	4.10	3.33	2.36	1.71

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	M	M	M	M	M
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	6.4	8.0	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
2011	M	M	M	M	M	M	M	M	M	M	56.81	47.95
2012	51.83	51.22	69.79	71.90	82.89	89.56	98.98	92.01	81.87	67.44	61.26	49.03
2013	47.49	45.98	52.65	63.06	74.10	85.87	91.43	88.39	84.10	68.64	53.87	42.41
2014	41.88	40.94	56.87	69.39	79.58	83.62	86.41	92.73	81.43	72.14	51.33	44.15
2015	46.16	41.23	62.18	70.59	74.28	87.91	91.18	87.18	84.76	72.73	60.79	53.18
2016	43.22	55.76	64.33	71.84	75.11	91.52	91.24	89.70	84.28	76.22	64.72	44.65
2017	47.81	59.98	62.21	69.40	77.56	10.07	91.68	85.00	83.47	72.04	59.49	47.29
2018	42.72	M	61.56	63.24	86.31	90.06	91.50	87.10	80.40	68.03	50.77	48.64
2019	39.40	42.11	53.97	70.72	74.69	84.33	88.24	85.60	85.98	65.56	55.03	50.17
2020	46.49	47.98	61.67	67.58	72.38	89.16	90.54	88.56	79.15	66.90	62.85	50.70
2021	44.87	35.61	61.50	67.15	71.15	87.18	87.86	89.02	85.26	72.56	59.97	59.05
2022	44.29	48.12	58.83	67.90	75.28	86.85	93.69	93.43	86.79	73.36	55.80	42.74
2023	46.63	52.66	55.84	70.90	78.54	87.20	90.71	91.03	86.02	70.33	60.13	52.09
2024	38.53	60.10	64.10	71.59	78.58	88.12	89.32	89.70	84.07	79.14	60.24	51.07
2025	39.19	44.57	62.82	M	M	M	M	M	M	M	M	M
NCEI Climatology	44.30	49.86	60.20	69.60	77.79	86.90	91.60	91.29	83.00	71.50	58.50	47.40

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	M	M	M	37.76	30.32
2012	27.87	32.15	49.17	53.80	62.62	67.67	74.60	66.76	59.61	46.94	37.20	30.76
2013	26.75	27.76	33.53	43.54	55.79	67.54	69.05	69.78	62.00	47.85	34.91	22.47
2014	19.27	20.71	31.02	45.25	58.21	67.29	66.10	69.99	60.48	51.02	30.86	32.18
2015	23.44	21.08	37.81	50.75	58.24	69.73	76.22	66.29	64.09	49.70	39.60	32.67
2016	24.82	31.22	42.16	49.62	54.98	69.48	72.49	70.62	63.42	54.82	42.87	25.13
2017	28.20	35.51	42.79	-86.48	-637.87	-637.87	-637.87	-637.87	-439.93	-348.82	-344.39	-209.79
2018	-49.09	M	-23.95	-50.25	42.35	71.02	70.57	69.14	63.24	48.91	31.08	30.13
2019	23.69	26.18	35.10	49.59	58.98	66.96	70.42	69.65	68.61	45.04	33.28	31.43
2020	28.99	29.18	43.43	46.63	55.88	69.00	72.89	66.97	59.51	45.78	40.71	29.45
2021	29.64	17.88	42.16	46.63	55.96	67.96	70.67	71.55	64.08	52.93	39.20	37.74
2022	23.05	24.61	37.43	48.41	59.88	68.98	72.98	70.07	61.61	49.01	36.79	26.90
2023	28.50	31.76	37.41	46.87	58.27	66.48	71.11	70.76	61.89	50.61	39.06	35.52
2024	21.90	37.12	41.45	51.31	60.35	70.39	71.23	70.05	60.58	51.64	42.08	32.82
2025	21.13	25.23	38.88	M	M	M	M	M	M	M	M	M
NCEI Climatology	23.20	27.05	36.39	45.82	56.10	65.51	69.60	67.89	59.20	47.20	35.70	26.70

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	M	M	M	47.28	39.14
2012	39.85	41.69	59.48	62.85	72.76	78.62	86.79	79.38	70.74	57.19	49.23	39.90
2013	37.12	36.87	43.09	53.30	64.95	76.70	80.24	79.08	73.05	58.24	44.39	32.44
2014	30.57	30.82	43.95	57.32	68.89	75.46	76.25	81.36	70.96	61.58	41.10	38.16
2015	34.80	31.15	49.99	60.67	66.26	78.82	83.70	76.74	74.43	61.22	50.20	42.93
2016	34.02	43.49	53.25	60.73	65.04	80.50	81.86	80.16	73.85	65.52	53.80	34.89
2017	38.01	47.74	52.50	-8.54	-280.16	-313.90	-273.09	-276.43	-178.23	-138.39	-142.45	-81.25
2018	-3.19	M	18.80	6.49	64.33	80.54	81.04	78.12	71.82	58.47	40.93	39.39
2019	31.54	34.14	44.54	60.16	66.84	75.64	79.33	77.62	77.29	55.30	44.16	40.80
2020	37.74	38.58	52.55	57.10	64.13	79.08	81.72	77.77	69.33	56.34	51.78	40.07
2021	37.25	26.74	51.83	56.89	63.56	77.57	79.27	80.29	74.67	62.75	49.58	48.39
2022	33.67	36.37	48.13	58.15	67.58	77.91	83.33	81.75	74.20	61.19	46.30	34.82
2023	37.56	42.21	46.62	58.89	68.41	76.84	80.91	80.90	73.95	60.47	49.60	43.81
2024	30.21	48.61	52.78	61.45	69.47	79.26	80.28	79.88	72.33	65.39	51.16	41.94
2025	30.16	34.90	50.85	M	M	M	M	M	M	M	M	M
NCEI Climatology	33.75	38.46	48.29	57.71	66.95	76.20	80.60	79.59	71.10	59.35	47.10	37.05

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
2011	M	M	M	M	M	M	M	M	M	M	M	M
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	46.1%	52.4%	M	M	M	M	M	M	M	M	M