Dewitt Threshold Days by Year (USC00132235)

6 fixed thresholds counted per year at Dewitt (USC00132235): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dewitt Thresholds

Dewitt: days with 10 mm (0.39 in) or more of precipitation in 67 years, most in 1993 with 43.
Dewitt: days with 25 mm (0.98 in) or more of precipitation in 67 years, most in 2026 with 16.
Dewitt: days with 10 cm (3.9 in) or more of snowfall in 56 years, most in 2000 with 6.
Dewitt: days with 50 mm (1.97 in) or more of precipitation in 55 years, most in 1961 with 4.
6 fixed thresholds have at least one qualifying day at Dewitt.

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

67 years with a qualifying day

Days per year at Dewitt with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 43 in 1993.

Days with 10 mm (0.39 in) or more of precipitation per year at Dewitt
Year	Days	Decade average
1955	28	26.6
1956	20	26.6
1957	32	26.6
1958	20	26.6
1959	33	26.6
1960	34	28
1961	33	28
1962	27	28
1963	16	28
1965	37	28
1966	26	28
1967	30	28
1968	21	28
1972	33	28.3
1973	39	28.3
1974	34	28.3
1975	21	28.3
1976	11	28.3
1977	35	28.3
1978	23	28.3
1979	30	28.3
1980	25	26.8
1981	29	26.8
1982	33	26.8
1983	27	26.8
1984	27	26.8
1985	26	26.8
1986	30	26.8
1987	28	26.8
1988	22	26.8
1989	21	26.8
1990	40	33.2
1991	28	33.2
1992	35	33.2
1993	43	33.2
1994	29	33.2
1995	31	33.2
1996	36	33.2
1997	27	33.2
1998	38	33.2
1999	25	33.2
2000	29	30.6
2001	35	30.6
2002	30	30.6
2003	22	30.6
2004	33	30.6
2005	19	30.6
2006	35	30.6
2007	35	30.6
2008	32	30.6
2009	36	30.6
2010	34	31.1
2012	22	31.1
2013	30	31.1
2014	26	31.1
2015	34	31.1
2016	27	31.1
2017	31	31.1
2018	36	31.1
2019	40	31.1
2020	31	28.9
2021	22	28.9
2022	34	28.9
2023	26	28.9
2024	30	28.9
2025	27	28.9
2026	32	28.9

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

First to last qualifying date each year at Dewitt
Year	First date	Last date
1955	1955-01-05	1955-10-29
1956	1956-02-24	1956-11-15
1957	1957-01-10	1957-12-25
1958	1958-01-22	1958-11-18
1959	1959-02-10	1959-12-28
1960	1960-01-12	1960-11-16
1961	1961-02-23	1961-12-23
1962	1962-01-26	1962-11-16
1963	1963-03-19	1963-11-23
1965	1965-01-01	1965-12-24
1966	1966-01-02	1966-12-28
1967	1967-01-25	1967-11-17
1968	1968-04-03	1968-11-28
1972	1972-03-13	1972-12-30
1973	1973-01-04	1973-12-25
1974	1974-01-20	1974-12-15
1975	1975-02-17	1975-12-14
1976	1976-03-05	1976-10-06
1977	1977-03-12	1977-12-20
1978	1978-04-06	1978-12-03
1979	1979-01-01	1979-12-23
1980	1980-01-16	1980-12-08
1981	1981-02-22	1981-12-01
1982	1982-01-04	1982-12-06
1983	1983-02-02	1983-12-14
1984	1984-03-16	1984-12-29
1985	1985-01-01	1985-12-01
1986	1986-02-04	1986-12-08
1987	1987-03-01	1987-12-28
1988	1988-01-20	1988-12-27
1989	1989-01-06	1989-09-09
1990	1990-01-04	1990-12-29
1991	1991-01-05	1991-12-21
1992	1992-01-15	1992-12-29
1993	1993-01-04	1993-12-14
1994	1994-02-20	1994-12-07
1995	1995-01-14	1995-11-28
1996	1996-01-19	1996-10-30
1997	1997-01-25	1997-12-25
1998	1998-01-07	1998-12-07
1999	1999-01-03	1999-12-05
2000	2000-02-19	2000-12-12
2001	2001-01-30	2001-12-23
2002	2002-01-31	2002-12-19
2003	2003-03-05	2003-12-10
2004	2004-03-05	2004-12-07
2005	2005-01-06	2005-11-16
2006	2006-01-29	2006-12-21
2007	2007-02-25	2007-12-29
2008	2008-02-06	2008-12-28
2009	2009-02-14	2009-12-25
2010	2010-01-24	2010-12-12
2012	2012-02-24	2012-12-21
2013	2013-01-10	2013-12-22
2014	2014-02-20	2014-11-24
2015	2015-02-01	2015-12-29
2016	2016-03-13	2016-11-28
2017	2017-01-17	2017-11-15
2018	2018-02-20	2018-12-27
2019	2019-01-01	2019-12-29
2020	2020-01-11	2020-12-30
2021	2021-02-05	2021-12-11
2022	2022-03-19	2022-12-15
2023	2023-01-19	2023-12-23
2024	2024-01-09	2024-12-28
2025	2025-03-05	2025-12-28
2026	2026-01-09	2026-10-02

Every Fixed Threshold

Fixed thresholds at Dewitt
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	67	43	1993	32
25 mm (0.98 in): Days with 25 mm or more rain	67	16	2026	16
50 mm (1.97 in): Days with 50 mm or more rain	55	4	1961	2
100 mm (3.94 in): Days with 100 mm or more rain	8	2	2007	1
10 cm (3.9 in): Days with 10 cm or more snowfall	56	6	2000	3
25 cm (9.8 in): Days with 25 cm or more snowfall	5	1	1985	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1955.

Download the Data

Data for Dewitt 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).

Dewitt Threshold Days by Year (USC00132235)

Key Facts for Dewitt Thresholds

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

Every Fixed Threshold

Download the Data

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