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 (USC00134049) 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
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2004	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2005	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2006	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2007	0.00	0.00	0.00	1.69	3.16	2.67	1.96	0.00	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	0.18
2009	0.02	0.26	1.38	3.17	1.99	2.27	0.55	1.43	1.37	5.52	0.45	0.41
2010	0.24	0.00	0.53	3.00	3.43	6.29	1.27	7.92	3.40	0.38	0.73	0.26
2011	0.00	0.41	1.39	1.67	2.95	2.87	5.22	1.93	2.67	0.50	0.46	0.84
2012	0.05	0.10	0.49	0.34	1.66	0.83	1.40	0.31	0.00	0.00	0.00	0.29
2013	0.71	0.24	1.21	4.93	7.71	3.12	2.15	2.08	1.60	0.97	1.45	0.02
2014	0.06	0.30	0.53	3.97	1.12	8.13	1.03	1.61	1.91	2.39	0.33	0.64
2015	0.04	M	0.39	1.91	1.01	0.57	0.65	1.06	0.90	1.47	2.17	2.99
2016	0.46	0.17	2.46	2.15	1.58	0.24	0.02	3.74	4.87	1.28	1.09	0.78
2017	1.85	1.04	1.11	3.13	1.98	3.46	3.03	1.12	0.54	4.06	0.57	0.00
2018	0.81	0.65	0.68	0.93	2.91	1.80	0.18	1.87	6.58	2.02	1.14	0.42
2019	0.41	0.35	1.09	3.01	4.63	1.56	0.11	0.08	4.61	3.81	1.61	0.71
2020	0.15	0.28	2.69	1.24	3.56	7.27	2.03	0.96	5.59	2.96	1.34	0.34
2021	0.08	0.10	1.54	0.70	2.64	1.95	2.60	6.14	1.54	1.54	0.62	0.69
2022	0.03	0.02	3.07	3.68	2.07	6.70	4.68	5.14	0.67	0.20	0.29	0.64
2023	1.34	M	0.35	1.97	1.53	2.71	3.22	0.93	2.30	3.94	0.05	1.21
2024	0.58	0.10	1.53	2.50	8.80	3.56	5.65	2.19	0.49	1.35	2.76	0.83
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	0.95	1.42	2.02	3.59	4.60	5.66	4.61	4.27	3.53	3.03	2.09	1.66

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	5.9	7.1	8.6	9.3	10.8
2003	11.0	10.9	11.1	12.0	10.5	9.6	6.8	5.4	7.6	8.8	11.4	11.1
2004	11.4	10.9	12.8	11.9	11.7	7.6	6.0	6.2	7.9	10.0	8.9	11.9
2005	9.0	8.2	11.2	11.6	11.4	9.3	5.9	4.9	6.9	7.8	12.2	8.7
2006	11.8	10.7	11.9	12.7	11.5	8.0	6.2	6.1	7.6	10.1	9.6	11.1
2007	11.4	11.4	11.5	13.0	12.0	9.2	7.1	4.9	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	11.3
2009	9.7	12.2	12.1	11.8	10.9	7.8	6.4	7.3	5.3	9.1	9.5	11.2
2010	9.5	8.9	9.7	11.7	10.9	7.7	5.9	5.8	8.2	7.8	11.7	10.2
2011	9.6	11.4	10.9	13.7	12.6	10.5	6.4	5.3	7.1	8.9	11.3	9.7
2012	11.6	10.9	12.4	12.2	11.8	9.1	5.8	5.4	6.8	9.6	9.6	10.2
2013	11.7	12.2	10.8	12.5	11.5	9.5	7.4	2.4	5.4	6.9	10.2	9.9
2014	13.6	11.0	12.1	13.7	10.5	9.0	6.9	5.4	7.0	9.0	12.3	9.1
2015	10.1	10.9	10.0	11.8	11.4	7.8	6.3	6.7	7.7	10.1	12.1	11.4
2016	10.3	11.4	10.6	12.9	9.4	8.4	6.4	5.3	7.9	8.7	10.2	12.4
2017	10.6	10.7	12.9	11.3	10.8	9.3	6.3	6.1	7.2	10.4	10.4	10.2
2018	10.2	9.9	11.1	11.6	8.8	9.0	5.9	5.8	7.2	8.1	10.4	9.2
2019	10.9	11.8	10.9	12.1	9.9	8.0	6.4	4.9	7.2	4.4	8.7	9.8
2020	10.3	9.8	11.2	11.5	10.0	9.5	6.0	6.2	8.6	9.8	10.9	8.4
2021	9.2	9.8	11.0	11.3	10.6	7.6	5.8	6.5	7.3	9.2	10.9	10.9
2022	11.6	12.4	12.1	14.7	11.8	9.1	7.2	6.4	7.6	9.9	12.1	13.8
2023	10.7	10.1	14.0	13.9	11.1	7.5	6.3	7.4	8.4	11.0	10.3	10.4
2024	10.8	11.5	13.3	14.5	10.5	10.8	6.7	7.5	7.7	11.2	11.9	11.3
2025	12.1	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
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	76.55	74.86	53.03	40.68	35.08
2003	25.04	28.44	41.94	58.57	59.27	78.13	75.33	82.75	72.64	62.78	44.19	35.32
2004	25.48	32.35	48.00	63.35	71.65	76.85	79.85	76.97	78.41	61.76	49.97	36.27
2005	25.52	36.51	45.97	64.28	68.26	83.79	84.39	81.26	79.47	64.03	48.23	24.87
2006	38.94	34.92	45.71	64.65	70.62	79.89	85.42	80.42	70.59	57.05	49.17	39.72
2007	30.23	22.39	49.37	57.59	76.28	81.25	84.13	80.13	58.10	64.40	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	27.18
2009	22.25	34.11	47.60	59.73	71.50	80.05	77.47	78.13	76.12	53.70	53.56	29.31
2010	22.06	29.06	51.63	67.21	72.48	80.96	85.06	85.24	74.58	67.05	47.17	24.52
2011	22.66	30.11	43.15	55.88	69.16	86.60	86.52	80.89	69.14	64.98	48.68	37.57
2012	33.57	35.79	61.15	60.62	75.43	81.62	87.51	82.05	75.86	59.70	48.98	36.35
2013	31.48	30.71	35.72	53.96	69.57	77.84	83.05	84.37	77.00	60.22	42.38	25.15
2014	21.55	20.88	37.17	56.90	71.48	80.30	78.16	81.30	73.28	59.81	38.36	34.09
2015	29.68	22.04	46.86	62.18	70.03	78.62	80.72	78.05	79.40	63.30	50.48	39.95
2016	27.18	34.23	50.23	58.82	71.77	82.46	81.12	81.30	76.70	65.97	54.68	27.53
2017	29.27	44.21	44.02	60.62	69.16	82.38	83.27	78.13	79.25	62.88	45.61	31.84
2018	28.47	31.12	42.59	51.32	79.10	83.03	82.48	81.73	77.50	60.09	38.15	37.48
2019	25.75	27.82	40.79	60.87	68.48	80.14	87.16	81.70	77.85	56.57	39.65	38.56
2020	30.51	31.95	47.94	58.13	67.26	82.30	87.00	87.05	75.28	59.23	53.10	39.17
2021	30.07	20.89	49.25	61.38	69.03	86.50	78.71	84.85	80.47	66.39	49.61	41.28
2022	24.15	31.60	46.60	52.79	71.99	81.41	82.35	80.03	74.76	63.96	39.92	29.49
2023	28.93	14.93	54.20	60.77	75.59	82.09	81.40	83.11	79.16	62.08	49.31	41.26
2024	26.38	48.83	51.77	60.54	72.65	81.59	80.33	80.37	79.22	69.36	47.38	34.49
2025	26.25	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	26.50	30.98	44.21	59.00	70.80	80.50	83.00	81.40	74.90	61.69	45.91	31.99

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	55.61	48.93	33.54	22.20	16.62
2003	6.51	6.38	20.57	35.11	40.32	60.35	58.04	60.86	44.72	36.33	26.75	19.99
2004	9.17	15.37	31.52	36.84	50.34	57.10	59.21	53.95	51.81	41.40	30.99	18.41
2005	11.26	21.96	25.34	39.34	44.46	60.53	60.22	56.61	52.38	38.63	26.78	10.48
2006	23.90	11.29	26.21	39.85	48.20	56.22	63.92	60.35	47.05	35.48	28.91	21.71
2007	11.97	5.71	31.24	34.08	52.23	58.21	59.05	67.40	58.10	64.40	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	5.27
2009	1.95	16.66	26.28	34.91	48.47	58.48	56.25	57.08	50.89	36.32	33.09	14.02
2010	7.92	8.52	29.40	42.68	50.54	51.59	64.91	39.95	44.44	37.20	26.68	8.03
2011	5.84	12.82	25.61	36.62	47.74	57.66	66.20	58.30	46.70	38.85	28.46	22.07
2012	14.75	22.07	39.43	38.84	49.48	56.42	63.24	55.23	45.26	36.59	27.32	19.17
2013	11.91	16.70	20.15	34.22	48.84	59.90	62.10	58.83	52.16	38.45	22.10	6.74
2014	-0.23	-0.14	20.33	35.06	48.26	59.66	56.39	61.03	48.62	38.10	19.28	22.65
2015	12.20	2.04	24.10	36.74	50.35	58.52	60.16	56.39	55.82	40.42	30.68	28.40
2016	12.43	21.14	31.07	37.40	47.50	59.66	62.43	61.38	55.10	43.26	32.42	15.57
2017	18.76	24.16	27.01	40.04	46.11	57.83	61.28	54.48	51.94	42.35	24.35	11.83
2018	7.46	10.03	24.60	26.92	54.82	61.50	59.74	61.63	55.14	39.07	23.54	22.97
2019	8.76	8.15	23.57	38.86	47.36	59.36	65.48	59.52	57.81	36.37	22.52	20.08
2020	15.69	13.33	31.38	33.66	47.14	60.92	64.32	57.36	48.70	35.47	29.01	20.22
2021	13.38	1.48	30.47	38.01	48.00	62.13	13.41	59.70	55.05	48.04	28.93	23.32
2022	4.27	10.13	28.16	32.82	50.22	58.53	61.95	60.38	51.75	36.59	19.42	13.17
2023	16.09	-6.47	26.40	34.91	49.34	57.64	59.68	60.59	54.47	41.58	25.71	26.50
2024	14.53	22.00	28.55	38.33	49.70	60.88	61.81	59.95	51.92	40.29	31.26	19.95
2025	5.47	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	7.99	11.90	23.90	35.49	47.80	59.20	61.79	59.40	50.90	38.30	25.61	14.60

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	66.08	61.90	43.28	31.44	25.85
2003	15.77	17.41	31.26	46.84	49.80	69.24	66.68	71.80	58.68	49.55	35.47	27.65
2004	17.33	23.86	39.76	50.09	60.99	66.97	69.53	65.46	65.11	51.58	40.48	27.34
2005	18.39	29.24	35.66	51.81	56.36	72.16	72.30	68.93	65.92	51.33	37.51	17.67
2006	31.42	23.10	35.96	52.25	59.41	68.05	74.67	70.39	58.82	46.26	39.04	30.72
2007	21.10	14.05	40.30	45.84	64.25	69.73	71.59	73.77	58.10	64.40	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	16.23
2009	12.10	25.39	36.94	47.32	59.98	69.27	66.86	67.60	63.50	45.01	43.32	21.67
2010	14.99	18.79	40.52	54.95	61.51	66.28	74.99	62.60	59.51	52.13	36.92	16.27
2011	14.25	21.46	34.38	46.25	58.45	72.13	76.36	69.60	57.92	51.92	38.57	29.82
2012	24.16	28.93	50.29	49.73	62.45	69.02	75.37	68.64	60.56	48.14	38.15	27.76
2013	21.69	23.71	27.94	44.09	59.20	68.87	72.57	71.60	64.58	49.33	32.24	15.95
2014	10.66	10.37	28.75	45.98	59.87	69.98	67.27	71.16	60.95	48.95	28.82	28.37
2015	20.94	12.04	35.48	49.46	60.19	68.57	70.44	67.22	67.61	51.86	40.58	34.18
2016	19.81	27.69	40.65	48.11	59.64	71.06	71.77	71.34	65.90	54.62	43.55	21.55
2017	24.02	34.19	35.51	50.33	57.64	70.10	72.27	66.30	65.59	52.61	34.98	21.84
2018	17.97	20.57	33.60	39.12	66.96	72.26	71.11	71.68	66.32	49.58	30.84	30.23
2019	17.25	17.99	32.18	49.87	57.92	69.75	76.32	70.61	67.83	46.47	31.09	29.32
2020	23.10	22.64	39.66	45.90	57.20	71.61	75.66	72.20	61.99	47.35	41.06	29.69
2021	21.73	11.19	39.86	49.69	58.51	74.31	46.06	72.28	67.76	57.22	39.27	32.30
2022	14.21	20.86	37.38	42.81	61.10	69.97	72.15	70.20	63.26	50.28	29.67	21.33
2023	22.51	4.23	40.30	47.84	62.46	69.86	70.54	71.85	66.81	51.83	37.51	33.88
2024	20.45	35.41	40.16	49.44	61.17	71.23	71.07	70.16	65.57	54.83	39.32	27.22
2025	15.86	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	17.25	21.44	34.05	47.25	59.30	69.85	72.40	70.40	62.90	50.00	35.76	23.29

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
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	74.2%	66.0%	71.3%	70.8%	72.6%
2003	62.5%	70.8%	69.0%	58.1%	70.7%	60.2%	70.3%	75.1%	70.2%	72.0%	82.6%	85.8%
2004	80.3%	87.0%	84.3%	64.5%	76.9%	76.9%	82.6%	83.4%	73.3%	80.2%	82.4%	79.8%
2005	82.0%	82.1%	68.2%	59.1%	63.3%	67.3%	72.9%	75.4%	69.3%	69.4%	73.0%	86.0%
2006	82.1%	69.8%	75.8%	66.0%	70.2%	68.3%	78.0%	81.4%	77.7%	72.6%	80.0%	82.4%
2007	84.2%	79.0%	81.9%	68.3%	61.9%	69.7%	72.4%	80.0%	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	83.4%
2009	80.4%	80.6%	75.6%	67.1%	65.2%	74.1%	78.8%	82.3%	78.3%	82.2%	77.8%	87.1%
2010	85.5%	82.0%	76.0%	65.8%	67.1%	78.9%	79.7%	81.5%	70.3%	63.6%	76.1%	85.2%
2011	82.1%	81.6%	76.2%	72.6%	66.7%	71.4%	73.4%	74.0%	71.7%	63.3%	72.5%	81.2%
2012	76.5%	79.5%	69.5%	63.8%	59.6%	62.9%	71.1%	65.6%	56.3%	63.9%	69.5%	80.4%
2013	75.9%	80.7%	78.4%	72.7%	68.0%	65.5%	60.5%	68.8%	68.4%	67.5%	72.7%	77.3%
2014	71.1%	79.8%	78.5%	72.2%	66.7%	73.4%	77.1%	80.6%	78.5%	75.7%	78.8%	87.0%
2015	85.3%	76.0%	73.3%	62.6%	74.4%	76.1%	79.8%	81.4%	74.9%	71.4%	81.9%	89.2%
2016	85.3%	82.8%	81.4%	71.0%	65.1%	70.6%	81.4%	83.8%	78.5%	78.0%	78.4%	84.5%
2017	86.9%	79.0%	74.3%	71.9%	69.0%	63.7%	78.1%	78.9%	72.9%	75.4%	76.1%	73.4%
2018	80.2%	79.7%	75.1%	67.0%	70.7%	75.4%	78.3%	82.8%	79.0%	76.1%	81.6%	87.1%
2019	82.3%	84.0%	77.8%	72.9%	75.7%	71.4%	76.5%	78.4%	83.5%	78.0%	83.6%	84.8%
2020	86.0%	78.0%	80.1%	67.6%	70.3%	68.0%	76.0%	71.9%	73.6%	65.8%	77.5%	81.8%
2021	86.2%	77.5%	74.0%	60.8%	67.8%	63.8%	78.6%	81.0%	76.2%	81.0%	70.3%	77.1%
2022	78.3%	76.2%	75.9%	74.2%	70.8%	70.2%	81.6%	85.9%	80.2%	67.8%	78.4%	79.9%
2023	88.2%	71.1%	62.3%	63.0%	56.7%	64.5%	77.2%	77.1%	74.5%	75.2%	69.3%	82.0%
2024	85.3%	67.7%	62.7%	67.0%	70.6%	70.1%	82.6%	80.8%	72.2%	59.2%	84.2%	80.6%
2025	68.8%	M	M	M	M	M	M	M	M	M	M	M