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 (USC00194711) 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
2004	M	M	M	M	M	0.09	2.59	5.66	7.11	2.06	4.28	5.45
2005	6.08	4.46	6.01	5.50	5.99	0.57	2.25	4.19	5.79	13.04	7.83	3.69
2006	9.37	2.64	0.50	3.17	7.97	13.29	1.68	3.45	2.15	5.21	6.62	2.67
2007	3.65	2.25	8.68	8.96	3.08	2.94	4.45	1.20	2.13	2.39	3.22	5.54
2008	3.09	7.18	6.52	3.65	2.44	2.36	4.16	2.14	10.04	2.95	4.38	8.40
2009	4.65	1.90	3.78	6.94	3.55	5.30	8.41	8.42	3.54	7.44	3.19	6.52
2010	4.69	4.91	18.39	1.48	3.14	2.37	6.17	4.54	2.89	4.91	4.29	5.00
2011	4.22	4.67	2.62	6.67	3.94	3.99	3.81	5.89	6.26	9.02	4.20	4.11
2012	3.48	1.00	1.92	3.41	4.23	3.69	3.32	6.61	5.09	4.88	2.56	6.85
2013	2.07	6.57	4.99	2.27	4.18	10.90	3.57	2.76	1.89	0.99	5.39	4.89
2014	4.75	5.73	5.39	4.27	3.55	1.71	7.46	1.53	0.75	8.42	7.33	6.71
2015	3.88	3.96	5.58	2.73	0.44	6.12	2.25	4.89	3.15	6.71	3.36	5.71
2016	4.59	5.02	2.79	3.56	3.81	1.47	1.61	1.75	2.13	6.07	2.45	2.89
2017	6.26	3.29	3.86	8.66	5.53	3.97	3.12	1.27	4.83	3.98	2.67	2.67
2018	6.70	5.46	8.42	1.83	2.12	2.48	1.85	4.43	6.67	6.71	9.75	3.08
2019	6.83	3.40	3.45	6.48	3.49	4.29	5.72	2.56	1.09	5.66	4.51	4.45
2020	0.85	3.23	0.56	3.27	2.12	3.50	3.44	1.31	1.01	3.91	2.13	3.23
2021	4.84	1.06	0.75	3.49	1.91	2.99	7.66	6.70	8.50	7.35	0.00	0.00
2022	M	M	M	M	0.31	1.65	0.66	4.31	4.54	4.51	0.66	1.15
2023	5.31	1.15	1.65	0.00	M	M	0.00	0.19	M	M	M	M
2024	M	1.91	9.22	4.94	5.15	2.06	1.83	4.31	4.44	1.10	2.54	M
NCEI Climatology	4.44	3.92	5.80	4.83	3.59	4.06	3.33	3.77	4.17	4.95	4.43	5.26

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
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
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	49.67	40.00
2008	40.58	40.86	47.13	60.10	64.97	78.60	84.48	78.97	72.60	60.68	50.27	44.52
2009	32.13	40.82	45.23	58.97	66.42	70.07	78.29	82.10	71.43	59.16	55.87	40.74
2010	36.65	38.36	52.16	62.00	72.06	78.57	85.13	80.32	76.03	62.97	51.77	38.23
2011	35.19	38.89	47.39	57.93	66.87	75.43	83.68	80.77	74.70	64.52	57.10	47.45
2012	42.52	45.59	54.45	61.63	69.61	74.53	84.61	84.06	74.37	64.81	50.20	45.97
2013	38.71	37.46	44.45	58.10	69.29	77.77	86.32	80.84	74.10	64.26	51.90	41.29
2014	35.19	37.14	41.84	55.47	67.48	75.93	80.87	78.23	75.60	63.45	49.60	45.23
2015	33.65	28.04	40.48	56.17	72.23	72.53	81.65	82.52	79.13	61.55	56.33	52.23
2016	38.45	43.14	50.23	54.87	67.13	79.50	86.19	86.32	75.37	64.10	53.20	43.00
2017	40.97	43.71	42.00	59.69	63.55	75.87	78.71	79.26	74.19	67.83	53.36	38.36
2018	37.50	46.17	42.48	50.95	74.04	73.87	83.84	83.08	74.13	58.28	48.67	41.28
2019	37.45	39.09	43.75	57.44	62.18	75.04	83.04	80.45	72.81	61.50	50.24	40.93
2020	42.19	43.40	51.71	52.78	67.79	76.50	84.28	82.69	74.04	62.91	58.71	42.23
2021	39.62	37.19	49.21	57.11	69.17	78.10	76.38	80.15	74.27	67.71	52.36	48.00
2022	M	M	M	M	80.67	83.14	85.88	86.00	74.80	64.86	62.73	43.00
2023	49.67	43.05	48.52	59.33	M	M	86.50	79.29	M	M	M	M
2024	M	42.62	51.00	57.62	68.34	81.81	83.43	81.00	74.75	66.68	59.89	M
NCEI Climatology	37.71	39.69	46.01	57.00	67.10	76.40	82.00	81.20	73.70	62.90	52.39	42.99

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	28.80	20.60
2008	19.44	21.54	26.70	35.73	43.48	58.47	64.52	57.23	52.50	37.90	30.73	24.77
2009	13.13	20.44	25.97	37.07	47.48	54.27	60.35	63.52	50.07	40.06	38.43	21.84
2010	17.77	22.82	32.65	39.57	49.23	58.23	63.87	59.26	53.93	42.65	32.27	21.52
2011	13.90	15.82	27.94	38.97	49.06	55.97	63.52	61.71	55.90	45.55	36.10	27.65
2012	22.65	24.45	32.97	36.03	50.35	55.10	61.97	61.90	51.33	43.97	31.17	28.65
2013	20.77	21.43	28.58	35.93	45.68	58.27	69.87	58.58	49.80	39.03	28.30	22.84
2014	13.16	16.71	18.61	35.23	46.13	53.23	61.94	54.94	50.07	43.39	29.47	29.65
2015	13.87	4.00	18.65	34.30	47.94	52.80	60.35	60.74	53.90	39.52	33.40	34.97
2016	19.61	20.03	31.10	32.93	45.61	54.60	61.58	60.84	53.90	41.06	31.00	21.87
2017	22.52	21.96	21.32	39.41	46.03	54.43	60.35	56.00	54.77	46.00	28.48	21.07
2018	15.42	25.29	26.78	30.55	48.85	53.39	61.68	64.08	56.27	38.20	29.90	22.84
2019	18.07	20.26	24.00	36.96	44.89	52.77	61.39	58.74	48.50	42.46	27.72	21.41
2020	21.14	24.08	28.76	31.33	43.89	55.50	62.44	58.70	48.58	40.39	33.05	23.82
2021	22.00	21.88	23.96	32.67	38.95	57.61	59.00	60.81	53.35	45.75	28.20	29.90
2022	M	M	M	M	45.33	50.57	60.24	60.42	50.53	49.00	35.55	26.36
2023	30.58	20.86	28.05	24.33	M	M	54.50	56.86	M	M	M	M
2024	M	24.29	32.38	37.55	49.52	57.77	64.70	60.00	49.80	39.11	32.81	M
NCEI Climatology	17.40	19.30	25.91	35.60	45.60	55.11	61.29	59.50	51.80	40.90	31.69	24.20

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	39.23	30.16
2008	29.54	31.32	36.87	47.92	54.23	68.53	74.50	68.10	62.55	49.29	40.50	34.65
2009	22.63	30.65	35.60	48.02	56.95	62.07	69.32	72.78	60.75	49.61	47.15	31.29
2010	27.21	30.59	42.40	50.71	60.65	68.40	74.50	69.79	64.98	52.81	42.02	29.87
2011	24.55	27.36	37.66	48.45	57.97	65.70	73.60	71.24	65.30	55.03	46.60	37.55
2012	32.58	35.02	43.71	48.83	59.98	64.82	73.29	72.98	62.85	54.39	40.68	37.31
2013	29.74	29.45	36.52	47.02	57.48	68.02	78.10	69.71	61.95	51.65	40.10	32.06
2014	24.18	26.93	30.23	45.35	56.81	64.58	71.40	66.58	62.83	53.42	39.53	37.44
2015	23.76	16.02	29.56	45.23	60.08	62.67	71.00	71.63	66.52	50.53	44.87	43.60
2016	29.03	31.59	40.66	43.90	56.37	67.05	73.89	73.58	64.63	52.58	42.10	32.44
2017	31.74	32.84	31.66	49.55	54.79	65.15	69.53	67.63	64.48	56.92	40.92	29.71
2018	26.46	35.73	34.63	40.50	61.44	63.63	72.76	73.58	65.20	48.24	39.28	32.06
2019	27.76	29.67	33.88	47.20	53.54	63.90	72.21	69.60	60.65	51.98	38.98	31.17
2020	31.67	33.74	40.24	42.06	55.84	66.00	73.36	70.71	61.31	51.65	45.88	33.02
2021	30.81	29.53	36.59	44.89	53.81	68.20	67.69	70.48	63.81	56.73	40.28	38.94
2022	M	M	M	M	63.00	66.86	73.03	73.21	62.67	56.93	49.14	34.68
2023	40.12	31.95	38.37	41.83	M	M	70.50	68.07	M	M	M	M
2024	M	33.43	41.69	47.27	58.93	69.79	74.07	70.50	62.27	52.89	46.35	M
NCEI Climatology	27.55	29.50	35.96	46.30	56.35	65.76	71.65	70.35	62.75	51.90	42.04	33.60

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
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
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