Balfour (Pol) Threshold Days by Year (SF000782720)

4 fixed thresholds counted per year at Balfour (Pol) (SF000782720): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Balfour (Pol) Thresholds

Balfour (Pol): days with 10 mm (0.39 in) or more of precipitation in 89 years, most in 1974 with 37.
Balfour (Pol): days with 25 mm (0.98 in) or more of precipitation in 86 years, most in 1974 with 12.
Balfour (Pol): days with 50 mm (1.97 in) or more of precipitation in 39 years, most in 1920 with 3.
Balfour (Pol): days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1969 with 1.
4 fixed thresholds have at least one qualifying day at Balfour (Pol).

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

89 years with a qualifying day

Days per year at Balfour (Pol) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 37 in 1974.

Days with 10 mm (0.39 in) or more of precipitation per year at Balfour (Pol)
Year	Days	Decade average
1887	24	23
1888	22	23
1890	12	18.7
1891	31	18.7
1892	19	18.7
1893	24	18.7
1894	21	18.7
1895	17	18.7
1897	16	18.7
1898	10	18.7
1899	18	18.7
1900	21	18.9
1901	6	18.9
1902	18	18.9
1903	25	18.9
1904	19	18.9
1905	24	18.9
1906	25	18.9
1908	13	18.9
1914	7	14.3
1917	17	14.3
1918	21	14.3
1919	12	14.3
1920	15	16.5
1921	15	16.5
1922	21	16.5
1923	21	16.5
1924	9	16.5
1925	24	16.5
1926	18	16.5
1927	7	16.5
1928	16	16.5
1929	19	16.5
1930	20	18.7
1931	21	18.7
1932	18	18.7
1933	20	18.7
1934	16	18.7
1935	16	18.7
1936	11	18.7
1937	16	18.7
1938	26	18.7
1939	23	18.7
1940	18	14.4
1941	13	14.4
1942	18	14.4
1943	25	14.4
1944	11	14.4
1945	8	14.4
1946	14	14.4
1947	17	14.4
1948	10	14.4
1949	10	14.4
1950	19	16.4
1951	14	16.4
1952	19	16.4
1953	17	16.4
1954	14	16.4
1955	14	16.4
1956	17	16.4
1957	15	16.4
1958	9	16.4
1959	26	16.4
1960	21	21.4
1961	23	21.4
1962	18	21.4
1963	28	21.4
1964	19	21.4
1965	22	21.4
1966	16	21.4
1967	28	21.4
1968	21	21.4
1969	18	21.4
1970	27	26.6
1971	29	26.6
1972	22	26.6
1973	20	26.6
1974	37	26.6
1975	24	26.6
1976	31	26.6
1977	30	26.6
1978	23	26.6
1979	23	26.6
1980	18	21
1981	29	21
1982	23	21
1983	16	21
1984	26	21
1986	14	21

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

First to last qualifying date each year at Balfour (Pol)
Year	First date	Last date
1887	1887-01-22	1887-11-28
1888	1888-01-09	1888-12-27
1890	1890-02-06	1890-12-04
1891	1891-01-03	1891-12-20
1892	1892-01-23	1892-12-18
1893	1893-01-07	1893-12-31
1894	1894-01-01	1894-12-28
1895	1895-01-01	1895-12-27
1897	1897-01-04	1897-12-22
1898	1898-03-23	1898-12-29
1899	1899-01-08	1899-12-29
1900	1900-01-10	1900-12-20
1901	1901-01-31	1901-08-23
1902	1902-01-04	1902-12-24
1903	1903-02-06	1903-12-22
1904	1904-01-10	1904-12-14
1905	1905-01-21	1905-11-24
1906	1906-01-03	1906-12-29
1908	1908-01-20	1908-11-26
1914	1914-04-02	1914-12-22
1917	1917-01-14	1917-12-30
1918	1918-01-03	1918-12-24
1919	1919-01-18	1919-11-23
1920	1920-01-28	1920-12-30
1921	1921-01-04	1921-12-09
1922	1922-01-10	1922-12-31
1923	1923-01-10	1923-12-27
1924	1924-01-11	1924-11-07
1925	1925-02-09	1925-12-28
1926	1926-01-25	1926-12-27
1927	1927-01-29	1927-12-28
1928	1928-01-04	1928-12-25
1929	1929-01-05	1929-12-29
1930	1930-01-03	1930-12-31
1931	1931-01-01	1931-12-31
1932	1932-01-01	1932-12-25
1933	1933-01-02	1933-12-30
1934	1934-01-09	1934-11-19
1935	1935-01-03	1935-12-19
1936	1936-01-17	1936-07-12
1937	1937-01-05	1937-11-14
1938	1938-01-20	1938-12-31
1939	1939-01-29	1939-12-12
1940	1940-02-03	1940-12-22
1941	1941-01-06	1941-12-31
1942	1942-01-01	1942-12-21
1943	1943-01-12	1943-12-31
1944	1944-01-14	1944-10-19
1945	1945-01-06	1945-12-01
1946	1946-01-09	1946-12-19
1947	1947-01-07	1947-12-28
1948	1948-02-20	1948-11-30
1949	1949-01-31	1949-12-11
1950	1950-02-08	1950-12-29
1951	1951-01-02	1951-10-25
1952	1952-01-31	1952-12-16
1953	1953-02-07	1953-11-20
1954	1954-01-03	1954-11-20
1955	1955-01-27	1955-11-28
1956	1956-01-17	1956-12-18
1957	1957-01-28	1957-12-29
1958	1958-01-03	1958-10-31
1959	1959-01-24	1959-12-22
1960	1960-01-04	1960-12-30
1961	1961-01-27	1961-12-25
1962	1962-01-01	1962-12-27
1963	1963-01-04	1963-12-12
1964	1964-01-01	1964-12-27
1965	1965-01-06	1965-12-17
1966	1966-01-09	1966-12-30
1967	1967-01-13	1967-12-11
1968	1968-01-22	1968-12-08
1969	1969-01-08	1969-11-21
1970	1970-01-16	1970-12-24
1971	1971-01-07	1971-12-11
1972	1972-01-09	1972-12-29
1973	1973-01-30	1973-12-22
1974	1974-01-07	1974-12-16
1975	1975-01-25	1975-12-22
1976	1976-01-22	1976-12-26
1977	1977-01-08	1977-12-31
1978	1978-01-04	1978-12-09
1979	1979-01-01	1979-12-25
1980	1980-01-12	1980-11-29
1981	1981-01-01	1981-12-23
1982	1982-01-17	1982-11-15
1983	1983-02-01	1983-12-29
1984	1984-01-01	1984-12-23
1986	1986-01-03	1986-04-10

Every Fixed Threshold

Fixed thresholds at Balfour (Pol)
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	89	37	1974	14
25 mm (0.98 in): Days with 25 mm or more rain	86	12	1974	2
50 mm (1.97 in): Days with 50 mm or more rain	39	3	1920	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1969	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1887.

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Data for Balfour (Pol) 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).

Balfour (Pol) Threshold Days by Year (SF000782720)

Key Facts for Balfour (Pol) Thresholds

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

Every Fixed Threshold

Download the Data

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