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 (USC00408405) 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
2010	M	M	M	M	M	M	M	M	M	M	M	1.61
2011	3.98	3.52	8.15	9.56	4.72	8.52	2.45	1.13	7.28	2.54	6.47	6.91
2012	5.71	3.67	3.30	1.81	3.09	2.03	8.37	5.61	8.10	3.09	2.31	6.39
2013	6.98	2.31	5.05	7.21	5.86	4.17	7.80	4.45	3.10	2.24	2.96	6.06
2014	2.62	5.13	4.83	7.00	2.70	6.64	7.46	7.44	2.79	11.19	4.88	7.32
2015	3.20	4.80	5.58	4.70	2.28	6.01	7.45	5.24	4.07	4.46	6.61	9.91
2016	3.61	6.51	1.89	2.16	2.26	4.94	7.38	5.55	2.13	1.04	3.80	6.80
2017	4.92	2.11	6.70	7.41	8.18	4.06	6.96	6.99	3.30	4.79	5.65	5.57
2018	1.90	10.25	6.24	5.27	4.04	8.91	5.21	4.93	7.96	2.37	4.67	8.62
2019	6.96	12.69	3.84	5.31	4.84	6.96	6.34	3.18	0.11	4.72	3.44	6.64
2020	7.36	7.71	7.86	6.50	5.05	2.44	4.60	4.26	3.45	5.18	2.27	4.67
2021	2.21	4.60	12.11	3.11	4.69	4.85	4.72	6.06	6.34	6.32	1.59	4.30
2022	5.10	8.66	3.28	4.94	0.00	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
NCEI Climatology	4.92	5.27	5.73	4.99	4.87	5.14	5.18	3.92	4.03	3.28	4.15	5.69

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	M
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
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
2010	M	M	M	M	M	M	M	M	M	M	M	39.78
2011	41.65	52.61	59.90	70.76	75.48	85.93	88.55	88.65	77.00	65.16	61.10	51.77
2012	51.52	53.24	70.57	71.00	80.94	85.30	98.86	84.79	79.13	67.52	58.97	55.87
2013	48.84	50.75	51.71	67.90	75.35	83.80	83.42	82.81	81.30	69.65	56.20	49.84
2014	40.23	48.89	56.16	71.63	78.19	83.27	82.87	85.45	79.37	70.58	52.66	50.84
2015	44.71	39.39	59.26	70.67	79.61	85.30	86.13	83.13	80.40	70.68	63.67	61.84
2016	43.23	50.00	64.13	72.00	75.42	86.97	89.00	88.61	86.72	78.23	67.10	52.52
2017	52.23	60.04	63.16	75.47	78.00	83.79	87.45	84.34	78.70	75.48	62.63	49.45
2018	43.74	58.93	57.58	63.48	82.90	86.53	87.29	87.03	83.27	72.45	54.40	50.84
2019	47.13	57.18	56.70	70.36	80.97	83.97	88.17	87.20	89.57	73.67	57.70	55.39
2020	51.32	52.92	63.37	66.03	75.52	84.45	88.50	86.13	80.03	71.83	65.07	49.19
2021	48.10	44.86	63.97	67.80	74.64	84.32	86.48	86.65	79.33	73.24	59.33	61.07
2022	44.50	54.25	63.30	68.75	78.00	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
NCEI Climatology	47.20	51.93	60.30	70.20	77.90	84.79	87.71	87.21	81.79	71.80	60.00	50.91

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	21.48
2011	22.29	28.64	37.32	44.90	51.45	63.73	68.97	63.00	56.20	33.52	36.03	29.00
2012	27.68	28.89	41.10	43.57	55.42	56.13	48.83	60.88	55.87	42.76	28.90	34.13
2013	30.23	27.14	30.13	42.63	51.71	62.07	64.55	63.32	56.43	45.90	30.47	28.19
2014	14.61	24.96	29.13	40.67	52.68	64.23	61.26	63.71	59.13	46.10	28.31	34.45
2015	24.06	18.79	34.90	45.00	53.23	63.43	67.65	62.00	57.33	45.10	40.33	39.23
2016	20.77	31.14	38.42	43.00	51.90	62.97	68.10	67.68	58.40	45.61	33.37	27.77
2017	34.35	31.71	34.00	46.40	52.28	60.03	65.45	63.14	55.17	45.13	34.53	27.97
2018	19.71	37.18	35.35	38.24	58.16	64.20	65.32	64.77	64.97	46.77	30.80	31.94
2019	29.00	34.18	31.33	42.96	56.47	61.59	67.33	65.10	59.61	46.07	29.10	31.68
2020	31.52	31.73	40.90	39.77	50.61	61.21	67.27	65.58	57.53	47.50	34.41	25.35
2021	28.58	26.46	38.52	39.23	47.29	61.17	66.58	66.16	56.60	50.69	30.03	36.29
2022	22.36	27.46	35.23	39.64	46.00	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
NCEI Climatology	25.51	28.01	34.50	42.30	52.51	61.28	65.50	63.60	56.30	43.30	33.30	28.40

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	30.63
2011	31.97	40.62	48.61	57.83	63.47	74.83	78.76	75.82	66.60	49.34	48.57	40.39
2012	39.60	40.80	55.83	57.28	68.18	70.72	73.58	72.83	67.50	55.14	43.93	45.00
2013	39.53	38.95	40.92	55.27	63.53	72.93	73.98	73.06	68.87	57.77	43.33	39.02
2014	27.42	36.93	42.65	56.15	65.44	73.75	72.06	74.58	69.25	58.34	40.48	42.65
2015	34.39	29.09	47.08	57.83	66.42	74.37	76.89	72.56	68.87	57.89	52.00	50.53
2016	32.00	40.57	51.27	57.50	63.66	74.97	78.55	78.15	72.56	61.92	50.23	40.15
2017	43.29	45.88	48.58	60.93	65.14	71.91	76.45	73.74	66.93	60.31	48.58	38.71
2018	31.73	48.05	46.47	50.86	70.53	75.37	76.31	75.90	74.12	59.61	42.60	41.39
2019	38.07	45.68	44.02	56.66	68.72	72.78	77.75	76.15	74.59	59.87	43.40	43.53
2020	41.42	42.33	52.13	53.00	63.69	72.83	77.88	75.85	68.78	59.67	49.74	37.27
2021	38.34	35.66	51.24	53.52	60.96	72.77	76.53	76.40	67.97	61.97	44.76	48.68
2022	33.43	40.86	48.93	54.25	62.00	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
NCEI Climatology	36.35	39.97	47.40	56.25	65.21	73.04	76.61	75.40	69.04	57.55	46.65	39.65

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
2010	M	M	M	M	M	M	M	M	M	M	M	M
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