Keilands Threshold Days by Year

3 fixed thresholds counted per year at Keilands (SF001020420): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Keilands Thresholds

Keilands: days with 10 mm (0.39 in) or more of precipitation in 96 years, most in 1891 with 34.
Keilands: days with 25 mm (0.98 in) or more of precipitation in 95 years, most in 1931 with 11.
Keilands: days with 50 mm (1.97 in) or more of precipitation in 31 years, most in 1917 with 3.
3 fixed thresholds have at least one qualifying day at Keilands.

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

96 years with a qualifying day

Days per year at Keilands with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1891.

Days with 10 mm (0.39 in) or more of precipitation per year at Keilands
Year	Days	Decade average
1891	34	19.3
1892	16	19.3
1894	20	19.3
1896	23	19.3
1897	10	19.3
1898	21	19.3
1899	11	19.3
1900	15	14.7
1901	21	14.7
1902	15	14.7
1903	10	14.7
1904	11	14.7
1905	22	14.7
1906	14	14.7
1907	15	14.7
1908	9	14.7
1910	15	14.4
1911	18	14.4
1912	7	14.4
1913	15	14.4
1914	14	14.4
1915	16	14.4
1916	15	14.4
1917	23	14.4
1918	12	14.4
1919	9	14.4
1920	17	17
1921	20	17
1923	16	17
1924	11	17
1925	25	17
1926	14	17
1927	11	17
1928	19	17
1929	20	17
1930	18	15.7
1931	23	15.7
1932	16	15.7
1933	13	15.7
1934	16	15.7
1935	15	15.7
1936	15	15.7
1937	13	15.7
1938	17	15.7
1939	11	15.7
1941	17	16.3
1942	20	16.3
1943	22	16.3
1944	18	16.3
1945	9	16.3
1946	17	16.3
1947	13	16.3
1948	18	16.3
1949	13	16.3
1950	24	16.7
1951	16	16.7
1952	13	16.7
1953	16	16.7
1954	11	16.7
1955	17	16.7
1956	18	16.7
1957	18	16.7
1958	16	16.7
1959	18	16.7
1960	18	14.5
1961	16	14.5
1962	14	14.5
1963	19	14.5
1964	15	14.5
1965	10	14.5
1966	11	14.5
1967	18	14.5
1968	9	14.5
1969	15	14.5
1970	15	18.2
1971	24	18.2
1972	15	18.2
1973	12	18.2
1974	26	18.2
1975	18	18.2
1976	26	18.2
1977	14	18.2
1978	14	18.2
1979	18	18.2
1980	11	13.5
1981	14	13.5
1983	11	13.5
1989	18	13.5
1990	7	14.4
1991	16	14.4
1992	3	14.4
1993	11	14.4
1994	14	14.4
1995	20	14.4
1996	29	14.4
1997	15	14.4

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

First to last qualifying date each year at Keilands
Year	First date	Last date
1891	1891-01-02	1891-12-21
1892	1892-01-15	1892-12-11
1894	1894-01-01	1894-12-08
1896	1896-01-03	1896-12-30
1897	1897-01-24	1897-10-09
1898	1898-01-02	1898-12-25
1899	1899-02-26	1899-12-28
1900	1900-01-09	1900-12-20
1901	1901-01-19	1901-12-23
1902	1902-02-07	1902-12-24
1903	1903-01-05	1903-12-11
1904	1904-01-03	1904-12-19
1905	1905-01-12	1905-12-25
1906	1906-01-05	1906-12-28
1907	1907-01-01	1907-12-27
1908	1908-01-26	1908-11-16
1910	1910-01-18	1910-12-22
1911	1911-01-05	1911-12-06
1912	1912-01-13	1912-06-17
1913	1913-02-13	1913-11-20
1914	1914-01-20	1914-10-26
1915	1915-01-03	1915-12-30
1916	1916-01-11	1916-12-18
1917	1917-02-16	1917-12-30
1918	1918-02-25	1918-12-22
1919	1919-01-20	1919-12-31
1920	1920-01-13	1920-12-30
1921	1921-01-04	1921-12-29
1923	1923-01-24	1923-12-28
1924	1924-01-31	1924-12-27
1925	1925-01-13	1925-11-23
1926	1926-01-25	1926-12-28
1927	1927-02-19	1927-12-30
1928	1928-01-04	1928-12-20
1929	1929-01-19	1929-12-19
1930	1930-01-14	1930-12-15
1931	1931-01-29	1931-12-31
1932	1932-01-25	1932-12-25
1933	1933-02-07	1933-12-29
1934	1934-01-01	1934-12-08
1935	1935-01-16	1935-12-18
1936	1936-01-17	1936-12-16
1937	1937-01-22	1937-12-22
1938	1938-01-22	1938-12-28
1939	1939-02-08	1939-12-04
1941	1941-01-01	1941-10-30
1942	1942-01-28	1942-12-09
1943	1943-01-22	1943-12-12
1944	1944-01-02	1944-11-29
1945	1945-01-07	1945-11-30
1946	1946-01-07	1946-11-20
1947	1947-01-07	1947-12-23
1948	1948-01-03	1948-12-17
1949	1949-01-13	1949-12-19
1950	1950-01-20	1950-12-25
1951	1951-01-06	1951-10-05
1952	1952-01-31	1952-12-16
1953	1953-01-06	1953-12-20
1954	1954-02-05	1954-12-09
1955	1955-01-26	1955-12-18
1956	1956-01-17	1956-12-08
1957	1957-01-07	1957-12-29
1958	1958-01-01	1958-12-28
1959	1959-01-26	1959-12-21
1960	1960-01-02	1960-12-28
1961	1961-01-16	1961-11-21
1962	1962-02-01	1962-12-27
1963	1963-01-03	1963-12-08
1964	1964-01-28	1964-12-14
1965	1965-01-23	1965-12-16
1966	1966-01-19	1966-12-04
1967	1967-01-12	1967-11-16
1968	1968-03-03	1968-12-07
1969	1969-02-19	1969-12-07
1970	1970-01-27	1970-12-24
1971	1971-01-05	1971-12-19
1972	1972-01-10	1972-11-01
1973	1973-02-03	1973-12-31
1974	1974-01-07	1974-12-17
1975	1975-01-02	1975-12-22
1976	1976-01-04	1976-12-26
1977	1977-02-12	1977-12-28
1978	1978-01-22	1978-12-25
1979	1979-01-25	1979-12-24
1980	1980-01-11	1980-11-19
1981	1981-01-24	1981-12-23
1983	1983-04-16	1983-12-29
1989	1989-01-06	1989-11-29
1990	1990-01-15	1990-11-18
1991	1991-01-21	1991-11-18
1992	1992-02-05	1992-04-20
1993	1993-01-30	1993-11-22
1994	1994-01-30	1994-12-23
1995	1995-01-13	1995-12-26
1996	1996-01-06	1996-12-31
1997	1997-01-07	1997-11-27

Every Fixed Threshold

Fixed thresholds at Keilands
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	96	34	1891	15
25 mm (0.98 in): Days with 25 mm or more rain	95	11	1931	2
50 mm (1.97 in): Days with 50 mm or more rain	31	3	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 1891.

Download the Data

Data for Keilands 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Keilands Threshold Days by Year

Key Facts for Keilands Thresholds

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

Every Fixed Threshold

Download the Data

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