Trent Threshold Days by Year (USC00419122)

5 fixed thresholds counted per year at Trent (USC00419122): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Trent Thresholds

Trent: days with 10 mm (0.39 in) or more of precipitation in 60 years, most in 1997 with 29.
Trent: days with 25 mm (0.98 in) or more of precipitation in 60 years, most in 1976 with 13.
Trent: days with 50 mm (1.97 in) or more of precipitation in 45 years, most in 1971 with 7.
Trent: days with 10 cm (3.9 in) or more of snowfall in 12 years, most in 1968 with 2.
5 fixed thresholds have at least one qualifying day at Trent.

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

60 years with a qualifying day

Days per year at Trent with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1997.

Days with 10 mm (0.39 in) or more of precipitation per year at Trent
Year	Days	Decade average
1943	12	17
1944	25	17
1945	19	17
1946	13	17
1948	15	17
1949	18	17
1950	14	15
1951	13	15
1952	9	15
1953	11	15
1954	11	15
1955	19	15
1956	9	15
1957	25	15
1958	19	15
1959	20	15
1960	15	20.3
1961	27	20.3
1962	17	20.3
1963	14	20.3
1964	16	20.3
1965	26	20.3
1966	19	20.3
1967	20	20.3
1968	21	20.3
1969	28	20.3
1970	13	18
1971	19	18
1972	16	18
1974	20	18
1975	19	18
1976	21	18
1977	16	18
1979	20	18
1980	18	19.2
1981	24	19.2
1982	20	19.2
1983	19	19.2
1984	22	19.2
1985	18	19.2
1986	23	19.2
1987	20	19.2
1988	17	19.2
1989	11	19.2
1990	16	19.5
1991	26	19.5
1992	18	19.5
1993	15	19.5
1994	19	19.5
1995	21	19.5
1996	27	19.5
1997	29	19.5
1998	8	19.5
1999	16	19.5
2000	17	19.5
2001	22	19.5
2002	22	19.5
2003	15	19.5
2004	23	19.5
2005	18	19.5

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

First to last qualifying date each year at Trent
Year	First date	Last date
1943	1943-03-24	1943-12-07
1944	1944-01-01	1944-12-28
1945	1945-01-18	1945-12-03
1946	1946-01-10	1946-12-31
1948	1948-02-26	1948-10-28
1949	1949-04-19	1949-12-30
1950	1950-01-31	1950-09-05
1951	1951-03-26	1951-10-28
1952	1952-05-01	1952-12-18
1953	1953-03-09	1953-10-23
1954	1954-04-12	1954-12-28
1955	1955-01-09	1955-10-01
1956	1956-04-05	1956-12-18
1957	1957-02-06	1957-10-13
1958	1958-01-05	1958-09-16
1959	1959-04-08	1959-12-17
1960	1960-01-05	1960-12-09
1961	1961-01-07	1961-11-22
1962	1962-03-14	1962-12-02
1963	1963-04-04	1963-11-19
1964	1964-01-29	1964-11-19
1965	1965-01-02	1965-12-18
1966	1966-03-17	1966-10-04
1967	1967-03-20	1967-12-16
1968	1968-01-18	1968-11-27
1969	1969-01-29	1969-12-29
1970	1970-02-24	1970-09-16
1971	1971-04-16	1971-12-02
1972	1972-04-20	1972-10-31
1974	1974-02-21	1974-12-31
1975	1975-05-10	1975-12-24
1976	1976-03-08	1976-11-13
1977	1977-01-13	1977-11-08
1979	1979-01-26	1979-12-28
1980	1980-02-08	1980-12-08
1981	1981-01-09	1981-10-22
1982	1982-02-25	1982-12-10
1983	1983-01-19	1983-11-22
1984	1984-01-08	1984-12-29
1985	1985-02-20	1985-11-16
1986	1986-02-02	1986-12-10
1987	1987-01-31	1987-12-25
1988	1988-03-05	1988-12-11
1989	1989-01-28	1989-08-06
1990	1990-01-16	1990-12-16
1991	1991-01-04	1991-12-19
1992	1992-01-13	1992-12-10
1993	1993-01-19	1993-10-19
1994	1994-01-20	1994-12-26
1995	1995-01-17	1995-11-28
1996	1996-01-01	1996-11-29
1997	1997-02-05	1997-12-30
1998	1998-01-30	1998-12-19
1999	1999-01-28	1999-10-29
2000	2000-03-22	2000-12-27
2001	2001-01-28	2001-12-15
2002	2002-01-01	2002-12-08
2003	2003-02-20	2003-11-06
2004	2004-01-15	2004-12-22
2005	2005-01-30	2005-10-09

Every Fixed Threshold

Fixed thresholds at Trent
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	60	29	1997	18
25 mm (0.98 in): Days with 25 mm or more rain	60	13	1976	7
50 mm (1.97 in): Days with 50 mm or more rain	45	7	1971	1
100 mm (3.94 in): Days with 100 mm or more rain	4	2	1959	1
10 cm (3.9 in): Days with 10 cm or more snowfall	12	2	1968	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1943.

Download the Data

Data for Trent 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Trent Threshold Days by Year (USC00419122)

Key Facts for Trent Thresholds

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

Every Fixed Threshold

Download the Data

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