Westbourne Threshold Days by Year

3 fixed thresholds counted per year at Westbourne (ASN00009616): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Westbourne Thresholds

Westbourne: days with 10 mm (0.39 in) or more of precipitation in 119 years, most in 1910 with 37.
Westbourne: days with 25 mm (0.98 in) or more of precipitation in 116 years, most in 1933 with 7.
Westbourne: days with 50 mm (1.97 in) or more of precipitation in 25 years, most in 1917 with 2.
3 fixed thresholds have at least one qualifying day at Westbourne.

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

119 years with a qualifying day

Days per year at Westbourne with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 37 in 1910.

Days with 10 mm (0.39 in) or more of precipitation per year at Westbourne
Year	Days	Decade average
1907	27	26
1908	23	26
1909	28	26
1910	37	24.4
1911	17	24.4
1912	24	24.4
1913	31	24.4
1914	16	24.4
1915	20	24.4
1916	24	24.4
1917	34	24.4
1918	27	24.4
1919	14	24.4
1920	22	24.8
1921	27	24.8
1922	22	24.8
1923	31	24.8
1924	20	24.8
1925	19	24.8
1926	33	24.8
1927	26	24.8
1928	23	24.8
1929	25	24.8
1930	20	23.1
1931	27	23.1
1932	18	23.1
1933	32	23.1
1934	19	23.1
1935	23	23.1
1936	14	23.1
1937	25	23.1
1938	20	23.1
1939	33	23.1
1940	11	23.1
1941	25	23.1
1942	25	23.1
1943	25	23.1
1944	19	23.1
1945	31	23.1
1946	27	23.1
1947	24	23.1
1948	19	23.1
1949	25	23.1
1950	26	20.3
1951	27	20.3
1952	10	20.3
1953	21	20.3
1954	15	20.3
1955	25	20.3
1956	24	20.3
1957	20	20.3
1958	17	20.3
1959	18	20.3
1960	17	21.4
1961	28	21.4
1962	19	21.4
1963	28	21.4
1964	20	21.4
1965	25	21.4
1966	19	21.4
1967	26	21.4
1968	16	21.4
1969	16	21.4
1970	19	19.4
1971	22	19.4
1972	15	19.4
1973	22	19.4
1974	23	19.4
1975	19	19.4
1976	22	19.4
1977	18	19.4
1978	20	19.4
1979	14	19.4
1980	17	18.6
1981	22	18.6
1982	14	18.6
1983	27	18.6
1984	22	18.6
1985	17	18.6
1986	13	18.6
1987	8	18.6
1988	25	18.6
1989	21	18.6
1990	23	22.8
1991	23	22.8
1992	18	22.8
1993	18	22.8
1994	18	22.8
1995	28	22.8
1996	28	22.8
1997	20	22.8
1998	25	22.8
1999	27	22.8
2000	22	19.6
2001	12	19.6
2002	19	19.6
2003	24	19.6
2004	12	19.6
2005	24	19.6
2006	14	19.6
2007	26	19.6
2008	24	19.6
2009	19	19.6
2010	9	17.8
2011	25	17.8
2012	14	17.8
2013	21	17.8
2014	21	17.8
2015	16	17.8
2016	27	17.8
2017	14	17.8
2018	15	17.8
2019	16	17.8
2020	20	17.8
2021	26	17.8
2022	20	17.8
2023	15	17.8
2024	17	17.8
2026	9	17.8

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

First to last qualifying date each year at Westbourne
Year	First date	Last date
1907	1907-03-18	1907-10-24
1908	1908-02-24	1908-11-25
1909	1909-03-02	1909-10-08
1910	1910-01-04	1910-11-27
1911	1911-03-02	1911-12-04
1912	1912-05-05	1912-12-29
1913	1913-03-02	1913-12-20
1914	1914-02-17	1914-11-21
1915	1915-02-27	1915-11-13
1916	1916-01-04	1916-11-23
1917	1917-02-10	1917-12-20
1918	1918-01-10	1918-09-17
1919	1919-04-16	1919-10-05
1920	1920-02-22	1920-10-10
1921	1921-02-19	1921-12-08
1922	1922-02-23	1922-12-06
1923	1923-01-20	1923-09-26
1924	1924-05-14	1924-11-10
1925	1925-03-07	1925-10-19
1926	1926-03-17	1926-11-19
1927	1927-03-13	1927-11-20
1928	1928-01-09	1928-09-29
1929	1929-02-08	1929-12-23
1930	1930-04-05	1930-11-01
1931	1931-03-05	1931-11-12
1932	1932-01-29	1932-10-29
1933	1933-01-17	1933-10-19
1934	1934-03-27	1934-12-05
1935	1935-02-01	1935-12-01
1936	1936-04-15	1936-09-30
1937	1937-03-05	1937-10-22
1938	1938-03-15	1938-10-17
1939	1939-01-21	1939-11-25
1940	1940-05-23	1940-12-03
1941	1941-03-16	1941-10-19
1942	1942-03-13	1942-12-02
1943	1943-01-31	1943-12-08
1944	1944-04-29	1944-12-06
1945	1945-03-26	1945-12-25
1946	1946-03-20	1946-12-23
1947	1947-02-17	1947-11-26
1948	1948-06-05	1948-12-24
1949	1949-01-06	1949-10-21
1950	1950-05-05	1950-12-27
1951	1951-01-02	1951-12-05
1952	1952-03-28	1952-10-12
1953	1953-02-02	1953-11-16
1954	1954-04-23	1954-11-11
1955	1955-02-06	1955-12-14
1956	1956-03-05	1956-12-05
1957	1957-01-21	1957-09-05
1958	1958-01-26	1958-09-01
1959	1959-05-04	1959-12-31
1960	1960-01-01	1960-09-23
1961	1961-01-26	1961-10-18
1962	1962-01-02	1962-11-09
1963	1963-01-30	1963-10-17
1964	1964-06-07	1964-12-20
1965	1965-03-26	1965-12-20
1966	1966-02-13	1966-12-27
1967	1967-01-05	1967-12-22
1968	1968-01-27	1968-10-15
1969	1969-03-13	1969-11-23
1970	1970-02-05	1970-10-04
1971	1971-01-23	1971-11-23
1972	1972-04-20	1972-10-28
1973	1973-05-02	1973-11-14
1974	1974-04-14	1974-11-18
1975	1975-03-08	1975-11-17
1976	1976-01-07	1976-11-28
1977	1977-04-27	1977-12-23
1978	1978-02-18	1978-11-25
1979	1979-04-18	1979-11-08
1980	1980-02-11	1980-10-21
1981	1981-04-04	1981-11-26
1982	1982-01-21	1982-11-27
1983	1983-02-05	1983-12-31
1984	1984-03-04	1984-12-28
1985	1985-01-20	1985-11-22
1986	1986-02-21	1986-10-17
1987	1987-03-26	1987-07-30
1988	1988-03-24	1988-09-27
1989	1989-01-13	1989-10-03
1990	1990-01-29	1990-09-24
1991	1991-04-11	1991-12-26
1992	1992-03-17	1992-12-09
1993	1993-03-18	1993-11-16
1994	1994-05-12	1994-10-14
1995	1995-02-24	1995-12-25
1996	1996-05-31	1996-12-12
1997	1997-02-21	1997-11-21
1998	1998-03-10	1998-09-22
1999	1999-05-06	1999-12-20
2000	2000-01-15	2000-11-08
2001	2001-05-06	2001-12-04
2002	2002-04-17	2002-11-01
2003	2003-02-17	2003-12-18
2004	2004-05-08	2004-08-24
2005	2005-03-19	2005-11-27
2006	2006-01-08	2006-12-20
2007	2007-01-03	2007-12-18
2008	2008-04-01	2008-12-21
2009	2009-02-26	2009-11-18
2010	2010-03-23	2010-11-10
2011	2011-01-06	2011-12-13
2012	2012-04-05	2012-12-29
2013	2013-01-07	2013-09-23
2014	2014-04-27	2014-10-23
2015	2015-03-14	2015-12-05
2016	2016-01-10	2016-12-27
2017	2017-02-10	2017-12-18
2018	2018-01-16	2018-12-06
2019	2019-03-08	2019-09-03
2020	2020-03-15	2020-11-10
2021	2021-02-07	2021-11-22
2022	2022-03-26	2022-11-11
2023	2023-03-09	2023-11-29
2024	2024-05-03	2024-11-20
2026	2026-03-28	2026-08-27

Every Fixed Threshold

Fixed thresholds at Westbourne
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	119	37	1910	9
25 mm (0.98 in): Days with 25 mm or more rain	116	7	1933	4
50 mm (1.97 in): Days with 50 mm or more rain	25	2	1917	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1907.

Download the Data

Data for Westbourne 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).

Westbourne Threshold Days by Year

Key Facts for Westbourne Thresholds

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

Every Fixed Threshold

Download the Data

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