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 (USC00133290) 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
2008	M	M	M	M	M	M	M	M	M	M	1.89	0.86
2009	0.19	0.56	1.71	2.84	3.08	6.66	4.26	4.39	1.94	3.33	1.10	2.20
2010	0.39	0.44	2.35	4.09	3.32	6.64	6.64	4.85	3.48	0.28	1.93	0.59
2011	1.09	0.61	0.48	4.51	4.96	7.32	1.31	10.75	0.92	0.62	1.98	2.08
2012	0.19	2.05	2.00	3.86	1.82	3.88	0.95	1.47	2.25	3.55	0.60	1.31
2013	0.81	0.47	0.88	3.89	8.81	4.60	0.47	1.61	4.65	4.15	1.26	0.30
2014	0.10	0.80	0.03	4.87	4.81	9.24	1.16	10.18	5.06	5.72	0.32	2.06
2015	0.15	1.38	0.71	4.14	4.83	5.03	5.59	7.10	11.63	0.61	2.52	6.84
2016	0.64	0.57	1.26	7.14	6.37	0.85	7.23	5.37	4.29	1.55	1.11	1.08
2017	0.72	0.69	3.55	2.75	8.06	3.59	1.89	3.64	3.53	M	M	M
2018	M	M	M	M	M	M	0.00	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	0.00	0.00	0.00	M	0.00	M	M	0.00
2024	M	M	M	M	0.00	0.00	0.00	0.00	0.00	M	M	M
NCEI Climatology	0.66	1.07	2.03	3.73	5.19	5.96	4.31	3.81	3.32	2.30	1.30	1.16

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
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
2008	M	M	M	M	M	M	M	M	M	M	49.70	31.00
2009	31.68	42.37	49.58	60.63	74.06	81.93	81.00	81.61	75.21	54.61	55.87	28.71
2010	22.26	29.11	47.94	69.43	71.65	83.40	85.48	86.94	76.73	69.84	49.20	31.52
2011	25.81	35.61	48.39	60.50	72.03	81.57	89.20	84.29	73.20	67.48	50.73	38.68
2012	40.03	39.90	65.77	68.40	79.35	84.27	94.16	86.81	78.77	62.26	52.70	37.94
2013	34.58	36.11	41.65	56.80	71.00	80.70	84.06	84.48	80.27	63.35	46.80	31.16
2014	32.23	29.50	47.65	63.50	73.90	82.00	81.90	81.87	74.90	66.10	42.90	36.10
2015	36.77	29.36	55.81	63.30	69.42	81.80	84.94	81.84	81.20	67.26	54.60	40.84
2016	30.29	42.93	58.94	65.57	71.97	88.03	85.00	83.77	80.10	68.97	58.10	34.50
2017	33.03	48.68	52.19	63.13	72.68	87.43	87.39	80.84	81.20	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	33.00	38.39	51.50	63.90	74.21	83.40	86.89	85.11	79.39	66.60	50.60	37.59

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	M	M	M	M	M	27.37	9.27
2009	8.45	16.88	23.84	33.20	48.97	59.93	59.06	58.58	50.69	35.10	32.30	10.84
2010	8.42	11.11	28.39	41.60	47.97	60.97	65.71	64.94	52.87	39.32	26.37	14.45
2011	8.35	13.11	25.81	37.30	48.97	60.00	70.90	63.35	47.93	39.77	27.70	19.13
2012	17.10	18.69	40.06	42.67	52.77	60.30	69.13	57.71	45.76	36.42	28.00	18.61
2013	14.19	16.46	22.35	32.47	48.61	59.07	61.74	63.32	56.07	38.48	24.70	9.77
2014	6.90	9.11	20.32	35.53	48.81	60.43	59.58	63.26	51.93	41.10	21.07	23.68
2015	13.19	7.07	25.81	39.50	47.87	59.43	63.16	60.45	58.93	43.68	33.13	25.03
2016	13.81	22.86	32.23	42.00	48.35	63.07	64.58	63.52	57.50	45.42	33.77	14.33
2017	17.71	24.25	31.23	40.93	47.81	60.13	65.87	58.68	56.00	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	12.20	16.59	27.49	38.00	50.20	61.20	64.70	62.09	52.70	39.89	27.70	17.51

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	M	M	M	M	M	38.53	20.13
2009	20.06	29.90	36.71	46.92	61.52	70.93	70.03	70.10	62.95	44.85	44.08	19.77
2010	15.34	20.11	38.16	55.52	59.81	72.18	75.60	75.94	64.80	54.58	37.78	22.98
2011	17.08	24.36	37.10	48.90	60.50	70.78	80.05	73.82	60.57	53.63	39.22	28.90
2012	28.56	29.29	52.92	55.53	66.06	72.28	81.65	72.26	62.03	49.34	40.35	28.27
2013	24.39	26.29	32.00	44.63	59.81	69.88	72.90	73.90	68.17	50.92	35.75	20.47
2014	19.56	19.30	33.98	49.52	61.35	71.22	70.74	72.56	63.42	53.60	31.98	29.89
2015	24.98	18.21	40.81	51.40	58.65	70.62	74.05	71.15	70.07	55.47	43.87	32.94
2016	22.05	32.90	45.58	53.78	60.16	75.55	74.79	73.65	68.80	57.19	45.93	24.42
2017	25.37	36.46	41.71	52.03	60.24	73.78	76.63	69.76	68.60	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	22.60	27.49	39.50	50.95	62.20	72.30	75.80	73.60	66.05	53.25	39.15	27.55

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
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
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