Whorouly Threshold Days by Year

3 fixed thresholds counted per year at Whorouly (ASN00082055): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Whorouly Thresholds

Whorouly: days with 10 mm (0.39 in) or more of precipitation in 79 years, most in 1917 with 44.
Whorouly: days with 25 mm (0.98 in) or more of precipitation in 79 years, most in 1939 with 13.
Whorouly: days with 50 mm (1.97 in) or more of precipitation in 27 years, most in 1939 with 3.
3 fixed thresholds have at least one qualifying day at Whorouly.

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

79 years with a qualifying day

Days per year at Whorouly with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 44 in 1917.

Days with 10 mm (0.39 in) or more of precipitation per year at Whorouly
Year	Days	Decade average
1914	14	30
1916	32	30
1917	44	30
1927	17	20
1928	25	20
1929	18	20
1930	18	27.1
1931	31	27.1
1932	22	27.1
1933	27	27.1
1934	35	27.1
1935	33	27.1
1936	30	27.1
1937	22	27.1
1938	14	27.1
1939	39	27.1
1942	25	23.4
1943	15	23.4
1944	13	23.4
1946	32	23.4
1947	29	23.4
1948	25	23.4
1949	25	23.4
1950	23	22.9
1954	25	22.9
1955	31	22.9
1956	30	22.9
1957	13	22.9
1958	24	22.9
1959	14	22.9
1960	30	22.4
1962	22	22.4
1963	22	22.4
1964	24	22.4
1965	14	22.4
1966	28	22.4
1967	11	22.4
1968	27	22.4
1969	24	22.4
1970	22	25.1
1971	23	25.1
1972	13	25.1
1973	35	25.1
1974	37	25.1
1975	40	25.1
1976	15	25.1
1977	19	25.1
1978	28	25.1
1979	19	25.1
1980	21	26.2
1981	32	26.2
1982	10	26.2
1983	36	26.2
1984	24	26.2
1985	28	26.2
1986	25	26.2
1987	24	26.2
1988	29	26.2
1989	33	26.2
1990	32	27.3
1991	24	27.3
1992	39	27.3
1993	29	27.3
1994	18	27.3
1995	33	27.3
1996	33	27.3
1997	14	27.3
1998	22	27.3
1999	29	27.3
2000	28	20.4
2001	17	20.4
2002	16	20.4
2003	30	20.4
2004	31	20.4
2005	25	20.4
2006	8	20.4
2007	19	20.4
2008	16	20.4
2009	14	20.4

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

First to last qualifying date each year at Whorouly
Year	First date	Last date
1914	1914-01-26	1914-12-22
1916	1916-02-23	1916-12-09
1917	1917-01-02	1917-11-23
1927	1927-01-06	1927-12-10
1928	1928-01-28	1928-12-22
1929	1929-01-31	1929-12-29
1930	1930-04-24	1930-12-26
1931	1931-02-14	1931-11-16
1932	1932-03-08	1932-12-16
1933	1933-01-25	1933-12-15
1934	1934-01-05	1934-12-01
1935	1935-01-05	1935-12-25
1936	1936-02-16	1936-12-27
1937	1937-01-02	1937-12-04
1938	1938-01-15	1938-09-10
1939	1939-02-17	1939-11-16
1942	1942-02-15	1942-11-22
1943	1943-01-03	1943-11-18
1944	1944-03-10	1944-12-13
1946	1946-01-18	1946-12-29
1947	1947-02-18	1947-12-26
1948	1948-02-04	1948-12-29
1949	1949-02-21	1949-11-23
1950	1950-02-03	1950-11-25
1954	1954-01-28	1954-12-12
1955	1955-01-29	1955-12-21
1956	1956-01-19	1956-11-16
1957	1957-02-08	1957-12-31
1958	1958-02-10	1958-11-30
1959	1959-01-26	1959-10-21
1960	1960-01-05	1960-12-16
1962	1962-01-18	1962-12-08
1963	1963-01-02	1963-11-07
1964	1964-02-07	1964-12-23
1965	1965-05-31	1965-12-07
1966	1966-01-30	1966-12-16
1967	1967-03-31	1967-10-11
1968	1968-01-11	1968-12-24
1969	1969-01-26	1969-12-20
1970	1970-01-02	1970-12-05
1971	1971-02-02	1971-12-31
1972	1972-01-13	1972-10-13
1973	1973-01-13	1973-12-16
1974	1974-01-04	1974-11-27
1975	1975-01-26	1975-12-30
1976	1976-01-13	1976-12-24
1977	1977-01-15	1977-11-30
1978	1978-01-06	1978-12-26
1979	1979-01-21	1979-11-12
1980	1980-01-04	1980-12-29
1981	1981-01-28	1981-12-13
1982	1982-01-09	1982-12-08
1983	1983-01-02	1983-12-07
1984	1984-01-01	1984-10-28
1985	1985-01-31	1985-12-10
1986	1986-02-18	1986-12-17
1987	1987-01-03	1987-11-24
1988	1988-01-01	1988-12-26
1989	1989-02-14	1989-12-14
1990	1990-01-19	1990-12-11
1991	1991-01-06	1991-12-31
1992	1992-01-01	1992-12-26
1993	1993-01-17	1993-12-23
1994	1994-02-01	1994-12-23
1995	1995-01-07	1995-11-07
1996	1996-01-01	1996-12-26
1997	1997-01-28	1997-11-01
1998	1998-02-08	1998-12-01
1999	1999-01-22	1999-12-28
2000	2000-02-12	2000-12-23
2001	2001-01-08	2001-10-24
2002	2002-01-22	2002-11-27
2003	2003-01-01	2003-12-22
2004	2004-04-24	2004-12-14
2005	2005-01-20	2005-11-08
2006	2006-01-28	2006-09-07
2007	2007-01-21	2007-12-22
2008	2008-01-19	2008-12-13
2009	2009-03-10	2009-11-28

Every Fixed Threshold

Fixed thresholds at Whorouly
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	79	44	1917	14
25 mm (0.98 in): Days with 25 mm or more rain	79	13	1939	2
50 mm (1.97 in): Days with 50 mm or more rain	27	3	1939	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1914.

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Data for Whorouly 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).

Whorouly Threshold Days by Year

Key Facts for Whorouly Thresholds

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

Every Fixed Threshold

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