Big Hill Reservoir Threshold Days by Year (ASN00081088)

3 fixed thresholds counted per year at Big Hill Reservoir (ASN00081088): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Big Hill Reservoir Thresholds

Big Hill Reservoir: days with 10 mm (0.39 in) or more of precipitation in 88 years, most in 1973 with 32.
Big Hill Reservoir: days with 25 mm (0.98 in) or more of precipitation in 80 years, most in 1973 with 11.
Big Hill Reservoir: days with 50 mm (1.97 in) or more of precipitation in 30 years, most in 1911 with 2.
3 fixed thresholds have at least one qualifying day at Big Hill Reservoir.

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

88 years with a qualifying day

Days per year at Big Hill Reservoir with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 32 in 1973.

Days with 10 mm (0.39 in) or more of precipitation per year at Big Hill Reservoir
Year	Days	Decade average
1893	21	15
1894	22	15
1895	16	15
1896	8	15
1897	11	15
1898	11	15
1899	16	15
1900	13	14.7
1901	10	14.7
1902	9	14.7
1903	21	14.7
1904	17	14.7
1905	13	14.7
1906	21	14.7
1907	12	14.7
1908	11	14.7
1909	20	14.7
1910	23	16.3
1911	15	16.3
1912	14	16.3
1913	14	16.3
1914	7	16.3
1915	14	16.3
1916	21	16.3
1917	26	16.3
1918	19	16.3
1919	10	16.3
1924	21	12.2
1925	11	12.2
1926	8	12.2
1927	6	12.2
1928	19	12.2
1929	8	12.2
1930	18	16.8
1931	17	16.8
1932	19	16.8
1933	25	16.8
1934	16	16.8
1935	20	16.8
1936	16	16.8
1937	11	16.8
1938	7	16.8
1939	19	16.8
1940	10	14.7
1941	15	14.7
1942	18	14.7
1943	10	14.7
1944	8	14.7
1945	14	14.7
1947	21	14.7
1948	17	14.7
1949	19	14.7
1950	21	20
1951	20	20
1952	26	20
1953	15	20
1954	20	20
1955	21	20
1956	27	20
1957	9	20
1958	22	20
1959	19	20
1960	23	16.3
1961	11	16.3
1962	19	16.3
1963	15	16.3
1964	21	16.3
1965	15	16.3
1966	19	16.3
1967	7	16.3
1968	19	16.3
1969	14	16.3
1970	20	18.7
1971	20	18.7
1972	10	18.7
1973	32	18.7
1974	22	18.7
1975	27	18.7
1976	11	18.7
1977	8	18.7
1978	17	18.7
1979	20	18.7
1980	21	18.8
1981	21	18.8
1982	8	18.8
1983	28	18.8
1984	14	18.8
1985	21	18.8

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

First to last qualifying date each year at Big Hill Reservoir
Year	First date	Last date
1893	1893-03-31	1893-11-20
1894	1894-01-26	1894-12-14
1895	1895-01-04	1895-12-11
1896	1896-02-11	1896-11-17
1897	1897-01-09	1897-12-24
1898	1898-02-12	1898-11-22
1899	1899-02-26	1899-11-08
1900	1900-03-02	1900-11-18
1901	1901-04-22	1901-11-05
1902	1902-01-04	1902-12-19
1903	1903-03-04	1903-12-29
1904	1904-01-03	1904-11-02
1905	1905-01-15	1905-12-31
1906	1906-02-28	1906-11-22
1907	1907-01-26	1907-12-28
1908	1908-03-09	1908-11-22
1909	1909-01-04	1909-12-01
1910	1910-01-15	1910-12-10
1911	1911-02-05	1911-12-05
1912	1912-02-08	1912-12-06
1913	1913-02-15	1913-12-23
1914	1914-03-28	1914-12-27
1915	1915-02-20	1915-10-22
1916	1916-01-28	1916-12-09
1917	1917-01-20	1917-12-30
1918	1918-02-18	1918-12-14
1919	1919-02-17	1919-12-28
1924	1924-01-02	1924-12-26
1925	1925-01-12	1925-11-17
1926	1926-04-05	1926-12-17
1927	1927-01-17	1927-09-01
1928	1928-01-18	1928-10-15
1929	1929-02-22	1929-12-02
1930	1930-02-21	1930-12-25
1931	1931-03-02	1931-11-17
1932	1932-02-10	1932-12-16
1933	1933-01-21	1933-12-26
1934	1934-02-19	1934-12-01
1935	1935-01-05	1935-12-25
1936	1936-01-09	1936-12-29
1937	1937-01-19	1937-12-03
1938	1938-01-15	1938-07-30
1939	1939-01-16	1939-11-27
1940	1940-01-06	1940-12-20
1941	1941-01-04	1941-11-05
1942	1942-01-20	1942-11-22
1943	1943-01-03	1943-11-18
1944	1944-04-09	1944-12-21
1945	1945-02-21	1945-10-29
1947	1947-02-04	1947-12-22
1948	1948-02-13	1948-12-26
1949	1949-02-21	1949-11-22
1950	1950-02-01	1950-12-20
1951	1951-01-07	1951-12-09
1952	1952-01-05	1952-12-11
1953	1953-01-15	1953-11-27
1954	1954-01-29	1954-12-12
1955	1955-01-29	1955-11-25
1956	1956-01-18	1956-11-16
1957	1957-02-07	1957-10-23
1958	1958-01-31	1958-11-24
1959	1959-01-26	1959-12-25
1960	1960-01-09	1960-12-03
1961	1961-02-09	1961-12-16
1962	1962-01-17	1962-12-31
1963	1963-01-14	1963-12-06
1964	1964-02-07	1964-11-19
1965	1965-05-09	1965-12-07
1966	1966-01-13	1966-12-13
1967	1967-05-19	1967-12-18
1968	1968-01-21	1968-12-16
1969	1969-02-10	1969-12-02
1970	1970-01-02	1970-12-28
1971	1971-01-30	1971-12-23
1972	1972-01-12	1972-11-24
1973	1973-01-13	1973-12-30
1974	1974-01-04	1974-10-25
1975	1975-01-26	1975-12-29
1976	1976-01-13	1976-12-23
1977	1977-01-14	1977-11-11
1978	1978-03-17	1978-11-19
1979	1979-01-17	1979-10-12
1980	1980-01-04	1980-12-14
1981	1981-01-09	1981-12-03
1982	1982-01-25	1982-06-15
1983	1983-01-02	1983-12-07
1984	1984-01-02	1984-11-02
1985	1985-01-03	1985-12-16

Every Fixed Threshold

Fixed thresholds at Big Hill Reservoir
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	88	32	1973	21
25 mm (0.98 in): Days with 25 mm or more rain	80	11	1973	3
50 mm (1.97 in): Days with 50 mm or more rain	30	2	1911	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

Data for Big Hill Reservoir 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).

Big Hill Reservoir Threshold Days by Year (ASN00081088)

Key Facts for Big Hill Reservoir Thresholds

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

Every Fixed Threshold

Download the Data

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