Perkins Threshold Days by Year (CA007036000)

5 fixed thresholds counted per year at Perkins (CA007036000): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Perkins Thresholds

Perkins: days with 10 cm (3.9 in) or more of snowfall in 66 years, most in 1913 with 15.
Perkins: days with 10 mm (0.39 in) or more of precipitation in 64 years, most in 1983 with 44.
Perkins: days with 25 mm (0.98 in) or more of precipitation in 63 years, most in 1919 with 15.
Perkins: days with 50 mm (1.97 in) or more of precipitation in 29 years, most in 1918 with 4.
5 fixed thresholds have at least one qualifying day at Perkins.

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

64 years with a qualifying day

Days per year at Perkins with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 44 in 1983.

Days with 10 mm (0.39 in) or more of precipitation per year at Perkins
Year	Days	Decade average
1912	42	34.5
1913	35	34.5
1914	29	34.5
1915	27	34.5
1916	40	34.5
1917	29	34.5
1918	34	34.5
1919	40	34.5
1920	34	33.9
1921	33	33.9
1922	27	33.9
1923	38	33.9
1924	32	33.9
1925	37	33.9
1926	26	33.9
1927	37	33.9
1928	41	33.9
1929	34	33.9
1930	30	30.6
1931	28	30.6
1932	32	30.6
1933	29	30.6
1934	37	30.6
1935	31	30.6
1936	42	30.6
1937	25	30.6
1939	21	30.6
1942	32	24.8
1944	17	24.8
1945	23	24.8
1949	27	24.8
1950	32	31.3
1951	37	31.3
1952	38	31.3
1953	27	31.3
1954	35	31.3
1955	23	31.3
1956	31	31.3
1957	31	31.3
1958	28	31.3
1959	31	31.3
1960	27	29.9
1961	21	29.9
1962	29	29.9
1963	31	29.9
1964	25	29.9
1965	37	29.9
1966	28	29.9
1967	40	29.9
1968	30	29.9
1969	31	29.9
1970	30	31.3
1971	28	31.3
1973	33	31.3
1974	28	31.3
1975	27	31.3
1976	34	31.3
1977	41	31.3
1978	27	31.3
1979	34	31.3
1980	28	32
1981	28	32
1982	28	32
1983	44	32

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

First to last qualifying date each year at Perkins
Year	First date	Last date
1912	1912-01-08	1912-12-30
1913	1913-01-03	1913-12-23
1914	1914-01-12	1914-12-29
1915	1915-01-02	1915-12-25
1916	1916-01-01	1916-12-22
1917	1917-01-05	1917-12-28
1918	1918-01-12	1918-12-31
1919	1919-01-03	1919-12-27
1920	1920-01-01	1920-12-26
1921	1921-01-16	1921-12-17
1922	1922-01-04	1922-12-14
1923	1923-01-07	1923-12-28
1924	1924-01-03	1924-12-20
1925	1925-01-04	1925-12-20
1926	1926-01-18	1926-12-05
1927	1927-01-13	1927-12-30
1928	1928-01-03	1928-12-17
1929	1929-01-01	1929-12-30
1930	1930-01-12	1930-12-31
1931	1931-01-06	1931-12-24
1932	1932-01-02	1932-12-24
1933	1933-01-08	1933-12-17
1934	1934-01-13	1934-12-27
1935	1935-01-01	1935-12-15
1936	1936-01-03	1936-12-28
1937	1937-01-02	1937-12-24
1939	1939-02-22	1939-12-03
1942	1942-01-01	1942-12-10
1944	1944-02-14	1944-12-18
1945	1945-01-01	1945-12-31
1949	1949-01-01	1949-12-21
1950	1950-01-10	1950-12-21
1951	1951-01-02	1951-12-22
1952	1952-01-23	1952-12-11
1953	1953-01-25	1953-12-22
1954	1954-01-19	1954-12-29
1955	1955-01-15	1955-10-30
1956	1956-02-06	1956-11-28
1957	1957-01-03	1957-12-26
1958	1958-01-25	1958-12-26
1959	1959-01-04	1959-12-28
1960	1960-02-06	1960-12-26
1961	1961-02-25	1961-12-04
1962	1962-01-15	1962-12-05
1963	1963-02-02	1963-12-12
1964	1964-01-09	1964-12-25
1965	1965-01-08	1965-12-24
1966	1966-01-23	1966-12-31
1967	1967-01-03	1967-12-25
1968	1968-01-14	1968-12-28
1969	1969-01-24	1969-12-27
1970	1970-01-28	1970-12-23
1971	1971-01-21	1971-12-30
1973	1973-01-28	1973-12-31
1974	1974-01-22	1974-12-16
1975	1975-01-18	1975-12-30
1976	1976-01-13	1976-12-22
1977	1977-01-03	1977-12-21
1978	1978-01-08	1978-12-24
1979	1979-01-13	1979-12-25
1980	1980-01-22	1980-12-12
1981	1981-01-06	1981-11-05
1982	1982-01-16	1982-11-23
1983	1983-01-06	1983-12-28

Every Fixed Threshold

Fixed thresholds at Perkins
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	64	44	1983	44
25 mm (0.98 in): Days with 25 mm or more rain	63	15	1919	7
50 mm (1.97 in): Days with 50 mm or more rain	29	4	1918	1
10 cm (3.9 in): Days with 10 cm or more snowfall	66	15	1913	10
25 cm (9.8 in): Days with 25 cm or more snowfall	28	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 1912.

Download the Data

Data for Perkins 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).

Perkins Threshold Days by Year (CA007036000)

Key Facts for Perkins Thresholds

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

Every Fixed Threshold

Download the Data

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