Marion 1 SSW Threshold Days by Year (USC00155150)

6 fixed thresholds counted per year at Marion 1 SSW (USC00155150): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Marion 1 SSW Thresholds

Marion 1 SSW: days with 10 mm (0.39 in) or more of precipitation in 41 years, most in 1984 with 57.
Marion 1 SSW: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 2011 with 26.
Marion 1 SSW: days with 50 mm (1.97 in) or more of precipitation in 38 years, most in 2011 with 9.
Marion 1 SSW: days with 100 mm (3.94 in) or more of precipitation in 9 years, most in 2008 with 2.
6 fixed thresholds have at least one qualifying day at Marion 1 SSW.

Days with 10 mm (0.39 in) or more of precipitation

41 years with a qualifying day

Days per year at Marion 1 SSW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 57 in 1984.

Days with 10 mm (0.39 in) or more of precipitation per year at Marion 1 SSW
Year	Days	Decade average
1982	43	42.6
1983	42	42.6
1984	57	42.6
1985	48	42.6
1986	42	42.6
1987	38	42.6
1988	36	42.6
1989	35	42.6
1990	48	43.6
1991	37	43.6
1992	31	43.6
1993	52	43.6
1994	44	43.6
1995	41	43.6
1996	53	43.6
1997	47	43.6
1998	42	43.6
1999	41	43.6
2000	41	43
2001	47	43
2002	47	43
2004	42	43
2005	35	43
2006	52	43
2007	32	43
2008	38	43
2009	53	43
2010	38	43.2
2011	55	43.2
2012	31	43.2
2013	41	43.2
2014	36	43.2
2015	48	43.2
2016	42	43.2
2017	42	43.2
2018	47	43.2
2019	52	43.2
2020	49	39.3
2021	42	39.3
2025	37	39.3
2026	29	39.3

For each year, a bar from the first to the last day at Marion 1 SSW meeting 10 mm (0.39 in).

First to last qualifying date each year at Marion 1 SSW
Year	First date	Last date
1982	1982-01-03	1982-12-28
1983	1983-01-21	1983-12-28
1984	1984-01-24	1984-12-31
1985	1985-01-01	1985-12-10
1986	1986-01-19	1986-12-24
1987	1987-02-01	1987-12-26
1988	1988-01-20	1988-12-28
1989	1989-01-06	1989-12-31
1990	1990-01-17	1990-12-30
1991	1991-01-06	1991-12-23
1992	1992-01-09	1992-12-28
1993	1993-01-05	1993-12-29
1994	1994-01-12	1994-12-17
1995	1995-01-07	1995-12-19
1996	1996-01-02	1996-12-24
1997	1997-01-09	1997-12-24
1998	1998-01-06	1998-12-22
1999	1999-01-02	1999-12-14
2000	2000-01-03	2000-12-16
2001	2001-01-30	2001-12-23
2002	2002-01-23	2002-12-20
2004	2004-01-02	2004-12-23
2005	2005-01-02	2005-12-09
2006	2006-01-10	2006-12-31
2007	2007-01-05	2007-12-22
2008	2008-01-09	2008-12-28
2009	2009-01-07	2009-12-25
2010	2010-01-20	2010-12-16
2011	2011-01-01	2011-12-27
2012	2012-01-11	2012-12-26
2013	2013-01-11	2013-12-21
2014	2014-01-11	2014-12-27
2015	2015-01-04	2015-12-29
2016	2016-01-10	2016-12-27
2017	2017-01-03	2017-12-23
2018	2018-01-08	2018-12-28
2019	2019-01-01	2019-12-30
2020	2020-01-03	2020-12-31
2021	2021-01-01	2021-12-29
2025	2025-01-06	2025-12-29
2026	2026-01-25	2026-10-03

Every Fixed Threshold

Fixed thresholds at Marion 1 SSW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	41	57	1984	29
25 mm (0.98 in): Days with 25 mm or more rain	41	26	2011	10
50 mm (1.97 in): Days with 50 mm or more rain	38	9	2011	6
100 mm (3.94 in): Days with 100 mm or more rain	9	2	2008	1
10 cm (3.9 in): Days with 10 cm or more snowfall	5	1	1993	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1994	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1982.

Download the Data

Data for Marion 1 SSW threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Marion 1 SSW Threshold Days by Year (USC00155150)

Key Facts for Marion 1 SSW Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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