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 (USC00342011) 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	M	3.08	1.35	2.30	5.13	7.67	0.92
2005	2.73	2.34	1.36	1.95	2.63	2.72	4.80	2.23	2.50	1.83	0.85	0.22
2006	1.64	0.65	5.82	5.32	3.48	1.95	0.00	0.40	0.60	5.35	5.60	2.70
2007	4.28	0.55	3.20	2.42	8.82	14.09	7.05	3.25	1.35	2.73	1.00	2.30
2008	0.00	3.40	13.15	6.49	5.40	4.75	1.15	3.41	1.06	0.65	1.04	1.30
2009	0.80	1.25	2.59	5.75	8.47	4.55	4.83	0.94	4.93	12.31	0.32	1.05
2010	0.58	4.76	3.50	3.15	4.85	2.15	2.25	0.87	6.03	0.40	0.91	2.97
2011	0.15	0.82	0.45	3.68	6.56	0.00	0.00	0.35	3.80	4.45	4.30	1.75
2012	5.75	0.99	1.90	1.10	1.86	3.62	0.50	1.01	4.17	2.15	0.00	1.71
2013	2.03	2.16	2.20	0.00	8.54	3.67	3.07	0.35	1.13	6.10	1.40	3.75
2014	0.68	0.00	0.00	0.85	0.00	4.05	6.70	0.48	1.56	4.45	3.45	2.72
2015	1.90	2.13	3.51	4.84	25.10	7.12	2.93	0.50	1.75	8.20	8.60	7.95
2016	1.00	1.60	5.65	6.05	5.05	1.72	1.52	0.97	2.29	1.15	2.35	0.76
2017	2.61	2.55	1.07	7.29	3.95	1.14	4.23	6.51	0.36	1.74	0.01	1.62
2018	0.32	7.17	4.33	3.14	3.35	2.30	1.35	2.00	12.10	6.90	0.00	M
2019	M	M	M	M	M	M	M	M	2.50	10.15	1.58	1.59
2020	6.67	4.38	6.34	5.92	6.38	2.08	2.04	2.77	5.12	1.58	1.51	1.89
2021	2.65	1.18	2.74	4.86	8.80	3.04	2.76	2.85	0.23	5.90	1.04	1.29
2022	0.35	2.98	3.15	4.86	6.31	3.23	0.08	2.42	0.18	3.39	5.21	1.21
2023	1.92	3.23	6.85	1.17	2.34	4.98	5.23	0.15	0.86	9.23	0.87	3.88
2024	2.20	1.59	5.71	6.23	6.56	4.63	2.10	2.02	1.11	0.70	7.57	3.89
2025	0.45	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	2.30	2.51	3.25	4.67	5.79	4.14	2.43	2.27	3.64	4.19	2.84	3.10

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
2025	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	87.47	88.00	86.47	77.77	60.76	55.52
2005	53.55	58.00	64.77	72.73	79.48	89.83	90.45	93.32	91.41	76.58	68.20	55.19
2006	63.64	58.36	68.39	79.80	82.58	90.00	M	M	M	M	63.60	55.24
2007	47.10	55.04	70.13	67.45	78.23	84.43	87.97	91.87	86.00	M	M	M
2008	50.60	57.76	65.93	72.57	80.50	87.57	94.10	89.47	92.62	M	M	58.60
2009	52.90	62.78	64.97	72.10	79.67	86.40	M	M	80.57	64.72	66.90	45.20
2010	48.15	45.64	62.07	73.93	80.52	91.37	91.35	98.13	85.63	77.26	65.03	53.27
2011	47.61	54.54	67.52	76.38	78.83	94.87	102.32	103.65	87.63	76.16	62.62	52.96
2012	57.10	69.50	74.79	74.86	M	M	M	M	M	76.06	M	59.45
2013	56.23	59.39	62.45	M	76.39	88.70	92.74	95.65	92.03	73.73	59.73	48.10
2014	54.10	50.21	M	71.40	M	87.83	87.81	92.48	88.10	80.00	60.97	51.39
2015	50.35	50.29	61.48	72.83	76.16	89.13	M	M	M	M	M	M
2016	1.00	M	1.00	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	0.00	M	M	58.32
2020	55.35	55.41	69.44	71.26	78.45	90.00	93.55	93.39	82.50	73.68	69.87	58.26
2021	53.45	45.14	69.26	69.97	75.74	87.70	90.87	91.48	91.23	79.23	65.83	68.19
2022	55.42	57.14	67.68	75.17	82.03	91.00	99.26	94.71	91.63	77.52	61.57	54.16
2023	59.35	57.18	65.74	71.97	81.45	88.82	93.39	100.00	92.33	77.10	65.93	59.19
2024	47.94	66.31	68.23	74.63	82.71	90.40	92.26	96.70	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	52.50	58.22	65.60	73.51	80.70	88.60	94.01	94.40	86.90	76.09	64.19	54.61

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	66.71	65.77	61.90	56.48	44.03	31.71
2005	34.20	38.79	41.52	50.13	58.68	66.97	68.52	70.03	65.24	49.52	40.30	30.06
2006	36.44	33.48	45.39	56.23	60.61	65.90	M	M	M	M	40.80	34.34
2007	30.14	32.38	49.32	47.57	61.00	68.00	69.58	72.42	M	M	M	M
2008	30.03	32.57	40.21	45.47	57.87	69.33	70.35	68.30	63.85	M	M	29.64
2009	27.77	35.11	43.47	48.55	59.44	65.10	M	M	62.97	48.80	45.43	26.97
2010	28.65	29.00	42.23	53.30	61.03	72.00	73.03	73.32	65.41	49.26	42.53	32.00
2011	26.84	31.74	44.94	53.21	59.03	72.37	76.45	76.68	58.77	50.84	41.28	32.88
2012	35.03	44.00	55.79	54.79	M	M	M	M	M	49.94	M	35.65
2013	29.97	34.64	35.87	M	54.55	66.37	67.97	70.03	64.80	50.97	37.63	26.97
2014	26.61	28.71	M	44.53	M	66.23	67.23	67.94	63.30	52.84	36.63	36.58
2015	30.48	27.61	43.35	52.67	59.87	68.10	M	M	M	M	M	M
2016	1.00	1.00	44.50	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	0.00	M	M	32.42
2020	33.16	31.66	44.96	45.48	56.84	65.50	72.23	67.39	61.13	45.81	41.07	29.42
2021	30.16	22.07	42.74	46.03	58.06	67.00	69.45	71.00	60.57	53.00	37.00	38.58
2022	24.19	24.39	35.35	48.60	60.16	68.67	71.84	70.84	60.60	47.29	38.10	31.87
2023	31.00	32.86	41.35	45.23	58.74	66.64	70.26	70.16	64.33	51.06	38.53	33.58
2024	23.71	37.45	42.90	51.63	61.35	68.70	69.94	72.35	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	29.69	33.32	40.99	48.80	58.99	66.89	70.40	69.00	62.30	50.41	40.00	31.89

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	77.09	76.89	74.18	67.17	52.34	43.61
2005	44.17	48.39	53.15	61.43	69.08	78.38	79.48	81.68	78.33	63.05	54.25	42.63
2006	50.04	46.71	56.89	68.02	71.60	77.95	M	M	M	M	52.20	44.19
2007	38.96	43.48	59.73	57.38	69.61	76.22	78.77	82.15	M	M	M	M
2008	40.26	45.25	52.91	59.02	69.18	78.45	82.23	78.88	78.23	M	M	43.92
2009	40.34	49.15	54.38	60.14	70.29	75.75	M	M	71.77	56.57	56.17	35.57
2010	38.40	37.32	52.02	63.62	70.77	81.68	82.19	85.73	75.45	63.26	54.16	42.40
2011	37.23	42.98	56.23	64.50	69.22	83.62	89.39	90.16	73.20	63.50	52.11	42.92
2012	46.32	56.75	65.29	64.79	M	M	M	M	M	63.00	M	47.57
2013	43.10	47.02	49.16	M	65.47	77.53	80.35	82.84	78.42	62.35	48.68	37.53
2014	40.35	39.46	M	57.97	M	77.03	77.52	80.21	75.70	66.42	48.80	43.98
2015	40.42	38.95	52.42	62.75	68.02	78.62	M	M	M	M	M	M
2016	1.00	M	1.00	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	0.00	M	M	45.37
2020	44.26	43.53	57.20	58.37	67.65	77.75	82.89	80.39	71.82	59.74	55.47	43.84
2021	41.81	33.61	56.00	58.00	66.90	77.35	80.16	81.24	75.90	66.11	51.42	53.39
2022	39.81	40.77	51.52	61.88	71.10	79.83	85.55	82.77	76.12	62.40	49.83	43.02
2023	45.18	45.02	53.55	58.60	70.10	77.73	81.82	85.08	78.33	64.08	52.23	46.39
2024	35.82	51.88	55.56	63.13	72.03	79.55	81.10	84.53	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	41.09	45.77	53.30	61.16	69.84	77.75	82.20	81.70	74.60	63.25	52.09	43.25

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
2025	M	M	M	M	M	M	M	M	M	M	M	M