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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 () within the current 1991-2020 dataset.

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Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1974	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1975	0.00	0.00	0.00	M	M	M	M	M	0.00	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00
1985	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1986	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1987	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1988	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1989	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1990	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1991	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1992	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1993	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1994	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1995	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1996	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1997	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1998	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1999	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2000	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2001	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2002	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	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	0.00	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	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2013	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	0.00	0.00	M	M	M	M	M
2017	M	M	M	M	M	M	0.00	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

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	3.1	3.2	3.0	3.3	3.1	3.7	3.5	3.3	4.0	3.9
1974	3.7	3.9	4.1	5.0	5.0	5.1	5.6	5.3	4.5	4.6	5.7	5.3
1975	4.6	5.1	5.1	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	8.9	9.8	9.8	11.8	10.9
1985	11.3	10.9	12.4	9.6	8.5	8.7	9.4	7.9	8.8	8.9	9.5	9.4
1986	9.8	11.1	9.1	8.9	7.8	7.9	7.5	8.2	8.4	9.1	9.7	10.1
1987	11.5	10.5	10.2	9.7	8.5	6.9	7.9	8.1	9.1	9.5	9.2	9.4
1988	10.5	11.0	9.4	8.8	7.8	7.5	7.7	8.4	9.5	9.2	9.4	10.6
1989	9.5	11.1	10.8	8.8	8.9	7.8	7.0	8.1	9.3	9.4	10.0	10.3
1990	10.4	9.9	9.7	8.6	8.0	7.8	8.3	8.1	8.9	9.8	10.0	9.7
1991	10.0	10.0	11.7	8.7	8.2	7.6	7.8	8.5	8.2	9.5	9.6	10.6
1992	9.8	10.8	10.2	9.6	7.9	7.7	8.2	8.6	9.4	9.0	9.8	10.3
1993	11.1	10.6	10.6	9.0	8.4	7.9	8.1	8.4	8.9	9.1	9.3	10.5
1994	10.8	10.7	10.1	8.3	7.6	7.3	7.9	8.1	7.8	9.4	10.0	9.1
1995	10.7	12.0	10.7	9.0	8.4	7.1	8.3	7.9	8.2	9.0	9.8	9.5
1996	11.1	10.6	10.4	8.4	7.2	7.5	7.5	8.0	8.4	9.3	8.5	8.7
1997	9.6	9.6	9.6	8.1	7.4	7.2	7.1	7.8	8.9	8.5	9.2	9.4
1998	9.6	10.8	9.3	8.8	7.1	6.9	6.8	8.7	9.2	9.1	8.4	8.3
1999	8.9	9.5	9.9	7.5	6.8	6.6	6.4	6.7	7.5	8.5	8.7	8.2
2000	9.1	9.8	10.2	8.7	7.5	6.7	7.0	7.1	7.9	7.8	8.4	8.4
2001	9.3	10.1	10.2	8.4	7.3	6.7	6.8	6.9	7.9	8.0	8.2	8.4
2002	9.7	10.3	9.8	8.2	7.3	6.7	7.0	7.2	7.5	7.8	8.3	9.2
2003	8.1	9.8	9.1	7.5	7.2	6.5	7.1	7.1	7.6	7.5	8.3	8.8
2004	8.4	10.2	8.5	8.2	7.3	6.3	6.6	6.7	7.5	8.2	8.2	8.6
2005	9.1	8.5	8.9	7.0	6.3	6.2	6.8	6.8	7.8	8.1	8.0	8.8
2006	9.4	9.5	9.0	8.4	7.6	6.9	7.0	7.2	7.3	7.8	8.5	8.1
2007	9.4	10.1	8.7	8.4	6.9	6.2	6.1	6.7	7.3	7.2	7.8	8.3
2008	9.6	9.9	9.0	8.4	6.9	5.7	6.6	7.1	7.7	8.0	8.3	10.2
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	7.0	9.5	8.2	10.4	10.3	10.7
2012	12.4	11.9	10.0	10.2	7.8	7.9	8.2	8.3	9.2	10.0	10.0	10.8
2013	10.0	11.0	9.6	9.5	8.1	7.7	7.5	8.2	9.1	9.5	9.9	10.4
2014	12.9	11.9	11.9	9.4	8.5	7.8	7.9	8.1	8.9	9.4	10.0	10.3
2015	9.9	11.3	10.8	8.4	7.7	6.9	7.3	8.5	8.5	9.0	9.4	9.3
2016	9.1	10.5	10.1	9.3	7.8	7.1	7.2	7.2	8.2	8.5	9.9	10.2
2017	10.0	11.5	10.8	9.5	9.0	7.4	7.2	8.1	9.3	8.9	9.0	9.8
2018	10.5	10.7	9.9	10.2	7.9	7.7	7.9	8.1	9.3	8.9	9.0	10.6
2019	10.6	11.1	10.1	9.8	8.3	7.7	7.8	8.1	9.2	9.1	9.6	10.0
2020	10.1	11.4	10.6	9.1	7.9	7.7	7.2	8.4	9.3	9.2	9.8	10.9
2021	10.4	11.6	10.8	9.1	8.3	7.4	7.4	8.5	8.0	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	10.8	12.0	10.6	9.8	7.9	7.4	7.6	7.8	9.2	10.3	10.0	10.4
2024	11.0	10.8	9.3	8.3	8.3	7.4	7.3	8.6	8.5	9.2	9.7	10.0
2025	10.0	10.2	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
1973	73.00	76.33	68.45	67.33	62.68	60.70	57.19	56.55	57.48	58.45	62.83	65.55
1974	69.90	71.04	67.83	66.36	61.33	57.61	56.72	56.04	57.89	59.52	63.08	65.11
1975	69.50	72.04	71.11	M	M	M	M	M	41.00	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	62.87	65.77	68.77	71.17	75.00
1985	77.71	76.64	78.19	70.63	67.10	65.43	64.16	62.52	65.53	68.39	70.67	74.35
1986	76.13	77.82	75.81	72.43	69.48	65.73	63.71	64.03	64.97	68.26	71.23	74.94
1987	78.65	80.36	78.35	73.63	69.77	66.33	66.00	65.90	66.93	68.61	71.93	75.03
1988	75.81	77.25	75.55	72.63	68.55	63.73	62.10	63.23	65.07	67.23	70.62	73.32
1989	75.45	79.89	76.41	73.07	66.58	65.70	63.53	64.55	64.50	67.71	70.83	74.26
1990	78.00	76.93	75.06	72.30	67.68	65.43	63.06	63.87	66.10	67.61	70.45	73.86
1991	77.72	77.75	75.90	71.40	69.58	67.07	65.40	63.90	66.57	68.77	71.50	74.21
1992	77.00	77.76	79.68	75.42	72.32	66.50	64.59	63.35	64.72	68.53	72.03	74.52
1993	78.61	78.36	76.29	74.47	70.71	66.87	64.23	64.74	65.50	67.93	70.43	73.68
1994	76.81	76.82	76.72	72.83	68.35	65.83	64.39	64.00	67.07	70.30	71.93	75.87
1995	79.30	77.00	76.03	71.93	68.58	66.50	63.87	62.90	64.13	66.71	70.40	72.61
1996	74.65	75.10	73.58	69.63	65.39	61.87	61.19	61.52	62.97	65.03	68.50	71.77
1997	76.06	76.11	76.29	72.23	72.52	69.97	68.03	69.16	68.77	69.65	71.83	76.19
1998	80.23	79.79	77.94	73.73	69.52	66.03	64.19	64.42	64.47	66.61	68.87	71.84
1999	73.20	76.32	75.42	69.40	66.19	63.87	62.39	62.94	63.77	65.32	68.57	72.42
2000	76.13	75.03	74.45	71.97	66.90	63.87	61.61	61.87	64.03	65.48	68.17	73.23
2001	76.32	78.18	75.94	70.97	66.26	62.07	62.25	62.23	62.97	65.58	68.57	72.35
2002	76.10	76.99	75.90	70.53	67.97	63.23	62.42	62.97	64.07	66.55	68.97	72.23
2003	74.68	78.32	74.24	69.61	66.22	64.83	63.56	62.96	63.71	67.84	71.61	73.23
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	74.51	M	M	M	M	M	M	60.03	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	71.60	M	77.00	M	M	M	M	M	M	62.60	M
2010	64.40	M	M	M	68.00	M	M	59.62	60.86	63.82	68.72	70.61
2011	74.12	75.06	70.96	69.61	64.90	64.01	60.11	60.24	62.96	65.79	68.84	72.94
2012	75.84	78.12	76.40	73.70	68.75	66.98	62.48	62.95	64.04	65.39	69.26	72.47
2013	74.74	77.39	72.59	69.38	67.32	63.20	61.38	61.79	63.50	65.15	68.54	73.92
2014	77.81	75.20	74.56	69.56	68.06	64.40	61.03	62.48	64.16	67.83	70.52	72.06
2015	74.50	78.80	78.10	73.82	70.55	67.10	64.86	64.34	67.10	68.00	70.48	73.53
2016	76.71	78.99	77.29	72.14	68.87	65.48	65.45	64.63	65.42	67.88	70.76	74.10
2017	79.96	80.99	77.06	72.20	70.03	65.90	63.30	63.76	63.92	65.79	68.36	73.11
2018	75.32	79.19	74.79	72.92	67.77	63.68	62.31	62.48	65.42	68.17	71.60	73.69
2019	77.35	78.16	75.66	72.62	67.83	64.94	62.95	62.72	63.86	66.14	70.58	74.10
2020	78.74	78.49	77.00	73.22	68.64	65.72	63.06	63.53	64.40	66.61	68.84	73.05
2021	75.66	77.06	76.48	71.60	67.54	64.28	62.02	62.25	61.91	M	M	66.20
2022	M	64.40	M	M	M	M	59.00	59.00	62.60	M	69.80	69.80
2023	77.00	80.09	80.14	76.16	68.93	67.88	67.30	68.00	68.36	69.10	70.46	73.46
2024	77.00	79.86	76.42	73.64	67.01	65.00	62.83	63.12	64.40	67.54	70.88	71.25
2025	76.36	77.45	M	M	M	M	M	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	64.33	64.33	59.85	55.37	49.52	49.63	46.03	46.69	50.31	51.35	55.14	58.71
1974	63.52	63.74	60.62	59.76	55.00	51.50	50.07	49.63	51.06	56.10	57.73	60.68
1975	65.14	67.30	64.78	M	M	M	M	M	41.00	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	56.84	58.67	61.81	61.03	64.53
1985	66.23	64.71	65.55	61.23	58.47	59.20	57.03	54.94	57.93	60.16	60.67	63.65
1986	65.39	65.82	63.84	61.77	60.06	57.83	55.84	57.65	58.17	59.68	62.00	64.97
1987	67.90	69.32	68.19	62.97	60.23	59.93	58.61	58.77	59.13	61.10	63.40	64.65
1988	65.58	65.68	66.29	62.83	59.90	56.33	55.03	56.61	57.87	59.42	62.24	63.48
1989	65.42	68.61	64.31	62.13	57.06	58.83	56.90	57.93	56.70	59.42	61.30	64.00
1990	68.06	65.36	65.77	62.27	59.00	56.93	56.19	57.27	58.80	58.97	61.10	63.86
1991	66.45	66.36	63.87	62.17	59.81	59.07	57.63	56.71	59.27	59.94	61.93	63.31
1992	65.94	65.62	68.61	65.77	63.55	59.36	56.33	55.96	57.83	61.13	62.87	63.81
1993	67.68	66.21	65.03	64.23	62.23	59.13	57.84	58.42	57.67	59.80	61.50	62.97
1994	65.45	65.50	65.41	62.97	60.32	59.13	57.26	57.52	59.41	62.07	63.62	64.77
1995	67.73	64.50	63.84	61.03	58.97	59.83	56.58	56.29	57.63	59.26	61.13	62.55
1996	63.87	64.28	62.84	61.10	58.87	55.63	55.06	56.26	56.63	57.65	61.30	62.45
1997	66.58	65.93	65.61	62.50	64.03	62.62	62.94	63.19	62.87	62.45	64.60	69.26
1998	72.13	70.96	68.81	64.50	60.77	58.50	59.29	56.26	56.67	59.45	61.23	63.55
1999	63.60	67.00	65.29	60.40	58.19	55.37	56.42	57.45	56.93	58.68	60.50	64.13
2000	67.68	65.03	63.68	62.60	57.58	57.27	55.68	56.48	58.27	59.61	60.40	64.65
2001	66.00	68.61	64.97	61.53	58.42	56.60	57.28	57.35	57.53	59.35	61.21	64.52
2002	65.35	66.51	65.35	62.50	59.32	56.90	56.81	57.10	58.57	60.13	61.23	63.74
2003	66.12	67.14	63.90	59.39	59.03	57.11	57.50	56.32	57.53	61.39	63.33	64.23
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	68.01	M	M	M	M	M	M	55.91	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	71.60	M	77.00	M	M	M	M	M	M	62.60	M
2010	64.40	M	M	M	68.00	M	M	54.66	54.80	56.56	60.38	61.26
2011	65.60	69.52	65.21	64.40	61.95	62.05	57.62	57.26	58.28	58.25	60.44	64.57
2012	66.03	67.44	66.32	63.86	61.09	60.74	57.61	58.13	58.70	60.05	62.48	64.46
2013	63.65	66.91	63.88	59.12	60.18	57.14	56.10	56.56	58.34	59.41	61.22	65.27
2014	67.19	65.24	63.94	62.12	61.03	59.06	55.92	56.85	58.34	60.80	62.60	64.57
2015	66.90	68.90	67.94	65.12	63.35	61.46	59.12	58.88	61.22	62.24	63.97	66.39
2016	68.29	70.17	67.48	63.50	61.67	59.54	58.59	59.23	59.54	61.32	62.18	64.34
2017	71.48	69.35	67.30	62.78	60.86	59.78	58.88	58.65	58.34	59.93	61.28	63.82
2018	65.45	66.52	64.92	62.84	60.86	58.70	57.78	57.26	59.48	61.85	64.16	65.10
2019	68.41	68.64	65.27	63.68	60.86	59.30	57.84	57.49	57.56	59.87	62.96	65.33
2020	69.68	68.43	67.59	64.76	61.85	59.30	57.61	58.42	58.76	60.86	60.98	64.52
2021	66.43	66.33	66.26	62.72	59.17	58.64	58.13	57.14	57.48	M	M	66.20
2022	M	64.40	M	M	M	M	58.10	59.00	62.60	M	68.90	69.80
2023	67.31	68.84	68.41	65.84	63.12	63.32	62.72	63.20	62.90	61.67	63.08	65.79
2024	68.06	70.17	67.65	65.60	61.67	59.60	57.61	57.95	58.94	60.63	63.56	63.59
2025	67.13	70.70	M	M	M	M	M	M	M	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	68.67	70.33	64.15	61.35	56.10	55.17	51.61	51.62	53.90	54.90	58.98	62.13
1974	66.71	67.39	64.22	63.06	58.17	54.55	53.40	52.83	54.47	57.81	60.40	62.89
1975	67.32	69.67	67.94	M	M	M	M	M	41.00	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	59.85	62.22	65.29	66.10	69.77
1985	71.97	70.68	71.87	65.93	62.78	62.32	60.60	58.73	61.73	64.27	65.67	69.00
1986	70.76	71.82	69.82	67.10	64.77	61.78	59.77	60.84	61.57	63.97	66.62	69.95
1987	73.27	74.84	73.27	68.30	65.00	63.13	62.31	62.34	63.03	64.85	67.67	69.84
1988	70.69	71.46	70.92	67.73	64.23	60.03	58.56	59.92	61.47	63.32	66.43	68.40
1989	70.44	74.25	70.36	67.60	61.82	62.27	60.22	61.24	60.60	63.56	66.07	69.13
1990	73.03	71.14	70.42	67.28	63.34	61.18	59.63	60.57	62.45	63.29	65.78	68.86
1991	72.09	72.05	69.89	66.78	64.69	63.07	61.52	60.31	62.92	64.35	66.71	68.76
1992	71.47	71.69	74.15	70.60	67.94	62.93	60.46	59.65	61.28	64.83	67.45	69.16
1993	73.15	72.29	70.66	69.35	66.47	63.00	61.03	61.58	61.58	63.87	65.97	68.32
1994	71.13	71.16	71.07	67.90	64.34	62.48	60.82	60.76	63.24	66.18	67.78	70.32
1995	73.52	70.75	69.94	66.48	63.77	63.17	60.23	59.60	60.88	62.98	65.77	67.58
1996	69.26	69.69	68.21	65.37	62.13	58.75	58.13	58.89	59.80	61.34	64.90	67.11
1997	71.32	71.02	70.95	67.37	68.27	66.29	65.48	66.18	65.82	66.05	68.22	72.73
1998	76.18	75.38	73.37	69.12	65.15	62.27	61.74	60.34	60.57	63.03	65.05	67.69
1999	68.40	71.66	70.35	64.90	62.19	59.62	59.40	60.19	60.35	62.00	64.53	68.27
2000	71.90	70.03	69.06	67.28	62.24	60.57	58.65	59.18	61.15	62.55	64.28	68.94
2001	71.16	73.39	70.45	66.25	62.34	59.33	59.77	59.79	60.25	62.47	64.89	68.44
2002	70.73	71.75	70.63	66.52	63.65	60.07	59.61	60.03	61.32	63.34	65.10	67.98
2003	70.40	72.73	69.07	64.50	62.63	60.97	60.53	59.64	60.62	64.62	67.47	68.73
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	71.26	M	M	M	M	M	M	57.97	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	71.60	M	77.00	M	M	M	M	M	M	62.60	M
2010	64.40	M	M	M	68.00	M	M	57.14	57.83	60.19	64.55	65.94
2011	69.86	72.29	68.09	67.00	63.43	63.03	58.86	58.75	60.62	62.02	64.64	68.75
2012	70.93	72.78	71.39	68.78	64.92	63.86	60.05	60.54	61.37	62.72	65.87	68.46
2013	69.19	72.15	68.23	64.25	63.75	60.17	58.74	59.17	60.92	62.28	64.88	69.60
2014	72.50	70.22	69.25	65.84	64.55	61.73	58.48	59.67	61.25	64.31	66.56	68.32
2015	70.70	73.85	73.02	69.47	66.95	64.28	61.99	61.61	64.16	65.12	67.22	69.96
2016	72.50	74.58	72.38	67.82	65.27	62.51	62.02	61.93	62.48	64.60	66.47	69.22
2017	75.72	75.17	72.18	67.49	65.45	62.84	61.09	61.21	61.13	62.86	64.82	68.46
2018	70.38	72.85	69.86	67.88	64.31	61.19	60.05	59.87	62.45	65.01	67.88	69.39
2019	72.88	73.40	70.47	68.15	64.34	62.12	60.39	60.10	60.71	63.01	66.77	69.71
2020	74.21	73.46	72.30	68.99	65.24	62.51	60.34	60.97	61.58	63.73	64.91	68.78
2021	71.05	71.70	71.37	67.16	63.35	61.46	60.07	59.70	59.69	M	M	66.20
2022	M	64.40	M	M	M	M	58.55	59.00	62.60	M	69.35	69.80
2023	72.16	74.46	74.27	71.00	66.03	65.60	65.01	65.60	65.63	65.39	66.77	69.63
2024	72.53	75.01	72.04	69.62	64.34	62.30	60.22	60.54	61.67	64.08	67.22	67.42
2025	71.75	74.08	M	M	M	M	M	M	M	M	M	M

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
1973	M	M	75.7%	72.9%	78.6%	76.6%	80.0%	77.5%	74.8%	75.2%	70.2%	68.9%
1974	70.6%	71.9%	72.8%	70.5%	74.7%	77.6%	77.3%	81.4%	79.7%	71.6%	70.3%	66.4%
1975	68.6%	64.6%	70.5%	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	70.7%	69.5%	70.1%	68.2%	65.7%
1985	61.5%	65.7%	64.3%	69.2%	70.9%	72.4%	69.4%	70.5%	69.9%	69.3%	68.4%	68.4%
1986	67.2%	67.7%	69.8%	69.9%	70.9%	70.2%	74.2%	72.6%	72.3%	69.4%	66.8%	69.4%
1987	67.7%	66.3%	67.8%	71.9%	74.3%	74.1%	78.1%	75.2%	72.3%	71.5%	73.2%	68.9%
1988	65.4%	64.4%	70.2%	74.9%	75.7%	77.4%	72.0%	73.1%	69.7%	64.9%	70.9%	71.9%
1989	71.5%	66.9%	66.3%	67.0%	70.4%	72.9%	72.3%	71.0%	69.6%	69.2%	67.5%	68.0%
1990	65.3%	67.1%	67.8%	68.0%	72.7%	73.4%	73.1%	71.2%	71.1%	71.5%	70.9%	69.0%
1991	67.2%	68.3%	70.4%	71.3%	71.5%	70.8%	70.6%	71.9%	73.2%	69.2%	68.7%	68.3%
1992	68.4%	67.8%	68.5%	71.5%	71.6%	70.3%	68.3%	71.4%	69.5%	68.5%	67.0%	68.0%
1993	67.6%	67.8%	73.0%	72.9%	74.0%	75.9%	73.7%	75.3%	74.9%	74.5%	73.5%	74.3%
1994	72.8%	75.5%	73.9%	78.0%	76.7%	75.7%	76.7%	78.8%	79.3%	75.1%	74.5%	77.8%
1995	72.9%	75.6%	76.1%	74.5%	74.1%	71.3%	70.1%	70.2%	70.9%	69.6%	69.2%	67.8%
1996	63.5%	62.7%	65.0%	67.7%	68.4%	69.8%	71.4%	71.2%	68.2%	67.1%	67.1%	64.5%
1997	63.8%	65.0%	65.8%	67.9%	68.4%	67.6%	67.2%	70.4%	74.0%	65.4%	65.3%	66.5%
1998	69.7%	67.3%	68.1%	67.3%	66.0%	68.4%	69.3%	72.5%	72.2%	71.2%	65.8%	66.6%
1999	64.7%	69.7%	64.5%	69.2%	69.4%	70.2%	68.4%	69.8%	69.1%	71.2%	68.8%	67.1%
2000	67.7%	66.1%	65.0%	67.6%	70.9%	72.3%	72.5%	72.5%	69.9%	70.6%	67.2%	67.4%
2001	67.1%	66.3%	69.3%	73.5%	74.3%	74.0%	73.9%	74.1%	74.0%	73.4%	69.9%	70.9%
2002	66.4%	68.0%	73.2%	73.0%	77.1%	73.9%	78.5%	75.2%	74.2%	71.5%	66.3%	64.0%
2003	66.5%	63.6%	69.0%	72.5%	78.6%	73.9%	76.3%	76.0%	70.9%	66.1%	64.7%	64.4%
2004	60.2%	65.5%	66.5%	68.1%	68.7%	69.9%	72.4%	72.8%	70.7%	68.9%	67.8%	65.0%
2005	64.7%	68.1%	69.1%	72.0%	69.8%	70.6%	68.5%	70.0%	71.6%	68.4%	68.6%	67.0%
2006	67.5%	67.7%	70.7%	73.5%	72.2%	73.5%	73.3%	74.3%	72.5%	71.7%	69.8%	68.6%
2007	67.3%	65.1%	71.7%	76.1%	78.6%	78.6%	78.5%	78.3%	77.1%	74.9%	73.1%	71.8%
2008	72.5%	67.3%	71.9%	77.4%	77.6%	75.2%	70.9%	73.7%	71.4%	69.2%	70.7%	70.2%
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	61.8%	67.6%	65.9%	66.8%	65.0%	63.7%
2012	60.8%	60.7%	64.2%	62.9%	67.2%	67.0%	67.9%	65.9%	66.9%	65.6%	64.8%	65.2%
2013	64.6%	63.7%	66.2%	66.2%	67.4%	69.8%	70.2%	68.4%	70.0%	65.6%	65.0%	60.9%
2014	57.8%	59.0%	62.7%	66.3%	63.3%	65.2%	65.6%	69.3%	70.7%	68.5%	65.2%	65.8%
2015	65.2%	63.1%	64.4%	66.6%	67.6%	67.6%	67.4%	69.6%	67.6%	69.8%	64.4%	64.5%
2016	64.0%	62.4%	64.1%	70.1%	69.5%	70.4%	69.4%	67.5%	67.2%	66.2%	66.5%	64.4%
2017	64.9%	59.1%	66.6%	67.3%	68.1%	71.5%	68.9%	66.3%	70.3%	68.4%	69.0%	65.3%
2018	64.8%	62.8%	64.7%	68.3%	69.9%	72.4%	75.2%	70.9%	68.5%	68.9%	67.1%	64.9%
2019	65.1%	67.8%	66.3%	65.2%	69.0%	70.1%	69.9%	69.0%	68.9%	68.3%	68.1%	63.6%
2020	64.4%	62.7%	65.7%	65.6%	68.8%	69.6%	68.7%	67.0%	67.9%	69.2%	65.6%	64.7%
2021	64.0%	59.5%	62.4%	66.2%	71.7%	69.4%	70.1%	70.0%	71.0%	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	62.5%	62.8%	62.1%	64.2%	67.8%	66.1%	67.1%	67.9%	68.0%	69.3%	66.4%	65.9%
2024	66.7%	63.1%	65.3%	67.6%	71.3%	70.1%	68.5%	68.4%	68.9%	67.9%	65.5%	66.0%
2025	64.4%	61.4%	M	M	M	M	M	M	M	M	M	M

Monthly Plots

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JanFebMarAprMayJunJulAugSepOctNovDec 19731974197519761977197819791980198119821983198419851986198719881989199019911992199319941995199619971998199920002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Mar 2025