Ashton Co-Op Threshold Days by Year (ASN00023803)

4 fixed thresholds counted per year at Ashton Co-Op (ASN00023803): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ashton Co-Op Thresholds

Ashton Co-Op: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1992 with 58.
Ashton Co-Op: days with 25 mm (0.98 in) or more of precipitation in 56 years, most in 1992 with 23.
Ashton Co-Op: days with 50 mm (1.97 in) or more of precipitation in 35 years, most in 1974 with 4.
Ashton Co-Op: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1969 with 1.
4 fixed thresholds have at least one qualifying day at Ashton Co-Op.

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

56 years with a qualifying day

Days per year at Ashton Co-Op with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 58 in 1992.

Days with 10 mm (0.39 in) or more of precipitation per year at Ashton Co-Op
Year	Days	Decade average
1952	41	36.4
1953	41	36.4
1954	26	36.4
1955	52	36.4
1956	53	36.4
1957	23	36.4
1958	39	36.4
1959	16	36.4
1960	41	33
1961	24	33
1962	38	33
1963	38	33
1964	38	33
1965	25	33
1966	33	33
1967	14	33
1968	46	33
1969	33	33
1970	39	37.1
1971	51	37.1
1972	33	37.1
1973	52	37.1
1974	37	37.1
1975	29	37.1
1976	25	37.1
1977	29	37.1
1978	29	37.1
1979	47	37.1
1980	24	28
1983	34	28
1984	24	28
1985	20	28
1987	38	28
1990	31	34.4
1991	33	34.4
1992	58	34.4
1993	34	34.4
1994	21	34.4
1995	35	34.4
1996	43	34.4
1997	28	34.4
1998	26	34.4
1999	35	34.4
2000	38	31.3
2001	45	31.3
2002	30	31.3
2003	38	31.3
2004	36	31.3
2006	18	31.3
2007	24	31.3
2008	22	31.3
2009	31	31.3
2010	34	29
2011	31	29
2019	22	29
2026	24	24

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

First to last qualifying date each year at Ashton Co-Op
Year	First date	Last date
1952	1952-01-25	1952-12-07
1953	1953-01-06	1953-12-30
1954	1954-01-28	1954-11-20
1955	1955-02-09	1955-12-03
1956	1956-01-02	1956-11-16
1957	1957-03-14	1957-11-19
1958	1958-03-07	1958-10-22
1959	1959-02-13	1959-12-27
1960	1960-02-01	1960-11-12
1961	1961-04-07	1961-11-17
1962	1962-02-20	1962-12-28
1963	1963-01-13	1963-11-28
1964	1964-01-09	1964-11-18
1965	1965-03-14	1965-12-24
1966	1966-02-15	1966-12-02
1967	1967-01-15	1967-12-30
1968	1968-01-20	1968-12-03
1969	1969-02-09	1969-12-23
1970	1970-01-01	1970-12-31
1971	1971-01-26	1971-12-31
1972	1972-01-07	1972-12-26
1973	1973-01-15	1973-12-30
1974	1974-01-14	1974-12-09
1975	1975-01-08	1975-10-31
1976	1976-01-12	1976-12-23
1977	1977-01-14	1977-12-02
1978	1978-02-13	1978-12-05
1979	1979-01-17	1979-12-31
1980	1980-04-18	1980-12-03
1983	1983-03-03	1983-10-19
1984	1984-03-27	1984-11-10
1985	1985-03-16	1985-12-09
1987	1987-02-20	1987-12-01
1990	1990-04-14	1990-12-10
1991	1991-01-26	1991-11-06
1992	1992-03-01	1992-12-20
1993	1993-01-24	1993-12-14
1994	1994-01-06	1994-11-06
1995	1995-01-14	1995-11-04
1996	1996-01-01	1996-10-01
1997	1997-01-22	1997-12-18
1998	1998-02-08	1998-11-11
1999	1999-01-08	1999-12-26
2000	2000-02-20	2000-12-22
2001	2001-01-26	2001-12-06
2002	2002-01-02	2002-12-31
2003	2003-01-01	2003-12-22
2004	2004-01-07	2004-12-10
2006	2006-01-02	2006-12-22
2007	2007-01-07	2007-12-22
2008	2008-04-26	2008-12-13
2009	2009-03-04	2009-12-17
2010	2010-04-06	2010-12-08
2011	2011-01-14	2011-12-19
2019	2019-02-09	2019-10-08
2026	2026-02-18	2026-10-02

Every Fixed Threshold

Fixed thresholds at Ashton Co-Op
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	56	58	1992	24
25 mm (0.98 in): Days with 25 mm or more rain	56	23	1992	5
50 mm (1.97 in): Days with 50 mm or more rain	35	4	1974	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1969	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.

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Data for Ashton Co-Op 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Ashton Co-Op Threshold Days by Year (ASN00023803)

Key Facts for Ashton Co-Op Thresholds

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

Every Fixed Threshold

Download the Data

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