Mount Coke (Bos) Threshold Days by Year (SF000798090)

5 fixed thresholds counted per year at Mount Coke (Bos) (SF000798090): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mount Coke (Bos) Thresholds

Mount Coke (Bos): days with 10 mm (0.39 in) or more of precipitation in 74 years, most in 1963 with 42.
Mount Coke (Bos): days with 25 mm (0.98 in) or more of precipitation in 73 years, most in 1963 with 14.
Mount Coke (Bos): days with 50 mm (1.97 in) or more of precipitation in 57 years, most in 1970 with 5.
Mount Coke (Bos): days with 100 mm (3.94 in) or more of precipitation in 14 years, most in 1970 with 4.
5 fixed thresholds have at least one qualifying day at Mount Coke (Bos).

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

74 years with a qualifying day

Days per year at Mount Coke (Bos) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 42 in 1963.

Days with 10 mm (0.39 in) or more of precipitation per year at Mount Coke (Bos)
Year	Days	Decade average
1900	16	19.7
1902	17	19.7
1903	25	19.7
1904	13	19.7
1905	25	19.7
1906	30	19.7
1907	14	19.7
1908	21	19.7
1909	16	19.7
1910	20	20.1
1911	21	20.1
1912	17	20.1
1913	21	20.1
1914	23	20.1
1915	17	20.1
1916	23	20.1
1917	28	20.1
1918	22	20.1
1919	9	20.1
1920	12	18.8
1921	24	18.8
1922	22	18.8
1923	22	18.8
1924	13	18.8
1925	18	18.8
1926	19	18.8
1927	9	18.8
1928	24	18.8
1929	25	18.8
1930	22	19.1
1931	17	19.1
1932	21	19.1
1933	15	19.1
1934	27	19.1
1935	19	19.1
1936	14	19.1
1937	17	19.1
1938	17	19.1
1939	22	19.1
1940	21	17.1
1941	10	17.1
1942	17	17.1
1943	13	17.1
1944	17	17.1
1946	21	17.1
1947	18	17.1
1948	22	17.1
1949	15	17.1
1950	19	19.8
1951	10	19.8
1952	16	19.8
1954	19	19.8
1955	18	19.8
1956	26	19.8
1957	20	19.8
1958	25	19.8
1959	25	19.8
1960	18	22.1
1961	23	22.1
1962	21	22.1
1963	42	22.1
1964	23	22.1
1965	19	22.1
1966	14	22.1
1967	25	22.1
1968	13	22.1
1969	23	22.1
1970	27	27.3
1971	23	27.3
1972	20	27.3
1973	30	27.3
1974	36	27.3
1975	22	27.3
1976	33	27.3

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

First to last qualifying date each year at Mount Coke (Bos)
Year	First date	Last date
1900	1900-01-10	1900-12-21
1902	1902-01-12	1902-12-15
1903	1903-01-06	1903-12-22
1904	1904-01-10	1904-12-14
1905	1905-02-09	1905-12-28
1906	1906-01-07	1906-12-17
1907	1907-01-27	1907-12-28
1908	1908-02-05	1908-11-27
1909	1909-01-14	1909-12-25
1910	1910-01-20	1910-12-22
1911	1911-01-03	1911-10-25
1912	1912-01-04	1912-12-30
1913	1913-01-01	1913-12-10
1914	1914-01-01	1914-12-28
1915	1915-01-04	1915-12-30
1916	1916-01-04	1916-12-28
1917	1917-01-14	1917-12-19
1918	1918-01-05	1918-11-01
1919	1919-01-17	1919-11-02
1920	1920-01-14	1920-12-18
1921	1921-01-04	1921-12-21
1922	1922-01-08	1922-12-19
1923	1923-01-10	1923-12-27
1924	1924-01-10	1924-12-05
1925	1925-01-13	1925-12-28
1926	1926-01-17	1926-12-27
1927	1927-01-25	1927-12-11
1928	1928-02-07	1928-12-21
1929	1929-01-18	1929-12-30
1930	1930-01-10	1930-10-28
1931	1931-01-12	1931-12-31
1932	1932-01-01	1932-12-18
1933	1933-02-18	1933-12-13
1934	1934-01-11	1934-11-26
1935	1935-01-03	1935-12-31
1936	1936-01-01	1936-12-30
1937	1937-02-09	1937-12-21
1938	1938-01-08	1938-12-31
1939	1939-01-11	1939-12-25
1940	1940-01-07	1940-12-21
1941	1941-02-03	1941-12-23
1942	1942-01-26	1942-12-21
1943	1943-01-20	1943-12-19
1944	1944-01-14	1944-12-31
1946	1946-01-09	1946-11-25
1947	1947-01-08	1947-12-26
1948	1948-01-11	1948-12-20
1949	1949-01-30	1949-12-24
1950	1950-01-03	1950-12-30
1951	1951-01-02	1951-12-11
1952	1952-01-15	1952-10-24
1954	1954-01-13	1954-11-21
1955	1955-01-26	1955-11-30
1956	1956-01-27	1956-12-20
1957	1957-01-28	1957-11-17
1958	1958-01-01	1958-12-21
1959	1959-01-01	1959-12-22
1960	1960-01-16	1960-12-18
1961	1961-01-15	1961-12-25
1962	1962-01-08	1962-12-11
1963	1963-01-04	1963-12-12
1964	1964-01-01	1964-12-07
1965	1965-01-05	1965-12-14
1966	1966-01-04	1966-12-14
1967	1967-01-29	1967-12-22
1968	1968-04-02	1968-12-07
1969	1969-02-24	1969-12-28
1970	1970-01-04	1970-12-30
1971	1971-01-10	1971-11-08
1972	1972-01-10	1972-12-30
1973	1973-01-06	1973-12-27
1974	1974-01-06	1974-12-27
1975	1975-01-10	1975-12-23
1976	1976-01-01	1976-12-26

Every Fixed Threshold

Fixed thresholds at Mount Coke (Bos)
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	74	42	1963	33
25 mm (0.98 in): Days with 25 mm or more rain	73	14	1963	11
50 mm (1.97 in): Days with 50 mm or more rain	57	5	1970	2
100 mm (3.94 in): Days with 100 mm or more rain	14	4	1970	1
200 mm (7.87 in): Days with 200 mm or more rain	2	2	1970	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1900.

Download the Data

Data for Mount Coke (Bos) 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).

Mount Coke (Bos) Threshold Days by Year (SF000798090)

Key Facts for Mount Coke (Bos) Thresholds

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

Every Fixed Threshold

Download the Data

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