Leeds Threshold Days by Year (USC00325078)

17 fixed thresholds counted per year at Leeds (USC00325078): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Leeds Thresholds

Leeds: days with a maximum temperature at or above 30 C (86 F) in 62 years, most in 1961 with 54.
Leeds: days with a maximum temperature at or above 90 F (32.2 C) in 62 years, most in 1988 with 39.
Leeds: days with a maximum temperature at or below 0 C (32 F) in 62 years, most in 1950 with 131.
Leeds: days with 10 mm (0.39 in) or more of precipitation in 59 years, most in 1991 with 23.
17 fixed thresholds have at least one qualifying day at Leeds.

Days at or above 30 C (86 F)

62 years with a qualifying day

Days per year at Leeds with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 54 in 1961.

Days at or above 30 C (86 F) per year at Leeds
Year	Days	Decade average
1941	36	35.1
1943	37	35.1
1944	25	35.1
1945	23	35.1
1946	27	35.1
1947	44	35.1
1948	38	35.1
1949	51	35.1
1950	19	27.7
1951	19	27.7
1952	47	27.7
1953	29	27.7
1954	18	27.7
1955	35	27.7
1956	16	27.7
1957	26	27.7
1958	24	27.7
1959	44	27.7
1960	37	28.2
1961	54	28.2
1962	9	28.2
1963	31	28.2
1964	21	28.2
1965	11	28.2
1966	31	28.2
1967	43	28.2
1968	17	28.2
1969	28	28.2
1970	31	23.6
1971	14	23.6
1972	24	23.6
1973	28	23.6
1974	30	23.6
1976	30	23.6
1977	16	23.6
1978	23	23.6
1979	16	23.6
1980	27	27.7
1981	17	27.7
1982	15	27.7
1983	39	27.7
1984	30	27.7
1985	11	27.7
1986	18	27.7
1987	30	27.7
1988	47	27.7
1989	43	27.7
1990	36	20.9
1991	24	20.9
1992	18	20.9
1993	7	20.9
1994	16	20.9
1995	29	20.9
1998	23	20.9
1999	14	20.9
2000	13	20.9
2001	26	20.9
2002	23	20.9
2003	25	20.9
2004	5	20.9
2005	18	20.9
2006	36	20.9

For each year, a bar from the first to the last day at Leeds meeting 30 C (86 F).

First to last qualifying date each year at Leeds
Year	First date	Last date
1941	1941-05-17	1941-09-19
1943	1943-05-20	1943-09-29
1944	1944-05-23	1944-08-19
1945	1945-06-21	1945-09-06
1946	1946-06-11	1946-09-16
1947	1947-04-28	1947-09-05
1948	1948-05-19	1948-09-29
1949	1949-04-29	1949-10-05
1950	1950-06-04	1950-09-06
1951	1951-05-23	1951-08-04
1952	1952-04-19	1952-09-27
1953	1953-06-11	1953-10-01
1954	1954-05-20	1954-09-01
1955	1955-05-02	1955-09-17
1956	1956-05-21	1956-09-26
1957	1957-07-01	1957-08-10
1958	1958-05-12	1958-09-13
1959	1959-06-03	1959-09-13
1960	1960-05-13	1960-09-20
1961	1961-05-21	1961-08-31
1962	1962-06-27	1962-09-02
1963	1963-05-30	1963-10-04
1964	1964-05-20	1964-08-05
1965	1965-05-13	1965-08-16
1966	1966-05-21	1966-09-12
1967	1967-06-03	1967-09-22
1968	1968-06-03	1968-09-14
1969	1969-05-26	1969-09-13
1970	1970-05-17	1970-09-05
1971	1971-07-24	1971-09-04
1972	1972-05-16	1972-08-31
1973	1973-05-18	1973-09-01
1974	1974-06-04	1974-09-27
1976	1976-06-03	1976-09-18
1977	1977-04-10	1977-08-10
1978	1978-06-10	1978-09-11
1979	1979-06-13	1979-09-17
1980	1980-04-21	1980-09-08
1981	1981-06-28	1981-09-11
1982	1982-07-04	1982-09-11
1983	1983-05-27	1983-09-28
1984	1984-05-17	1984-09-18
1985	1985-04-30	1985-08-09
1986	1986-05-28	1986-08-25
1987	1987-04-19	1987-09-16
1988	1988-05-26	1988-08-22
1989	1989-05-17	1989-10-01
1990	1990-04-22	1990-09-12
1991	1991-05-13	1991-09-08
1992	1992-05-01	1992-10-02
1993	1993-05-14	1993-08-25
1994	1994-05-18	1994-09-11
1995	1995-06-02	1995-09-05
1998	1998-05-27	1998-09-10
1999	1999-05-28	1999-08-31
2000	2000-06-07	2000-08-26
2001	2001-05-14	2001-09-05
2002	2002-05-28	2002-09-17
2003	2003-05-30	2003-09-09
2004	2004-07-18	2004-09-12
2005	2005-06-18	2005-09-10
2006	2006-05-23	2006-09-15

Every Fixed Threshold

Fixed thresholds at Leeds
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	62	54	1961	36
35 C (95 F): Days	55	25	1988	4
40 C (104 F): Days	4	2	1988	2
90 F (32.2 C): Days	62	39	1988	14
100 F (37.8 C): Days	23	9	1988	1
0 C (32 F): Ice days (max	62	131	1950	96
0 C (32 F): Frost days (min	55	221	2002	193
-10 C (14 F): Days with min	55	129	1955	82
-20 C (-4 F): Days with min	55	79	1955	25
-30 C (-22 F): Days with min	54	24	1979	4
-40 C (-40 F): Days with min	2	1	1954	1
20 C (68 F): Tropical nights (min	26	5	1947	1
10 mm (0.39 in): Days with 10 mm or more rain	59	23	1991	11
25 mm (0.98 in): Days with 25 mm or more rain	55	8	1954	1
50 mm (1.97 in): Days with 50 mm or more rain	14	4	1954	1
10 cm (3.9 in): Days with 10 cm or more snowfall	46	8	1950	2
25 cm (9.8 in): Days with 25 cm or more snowfall	5	1	1958	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1941.

Download the Data

Data for Leeds 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).

Leeds Threshold Days by Year (USC00325078)

Key Facts for Leeds Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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