Gunlock Ph Threshold Days by Year (USC00423506)

5 fixed thresholds counted per year at Gunlock Ph (USC00423506): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Gunlock Ph Thresholds

Gunlock Ph: days with 10 mm (0.39 in) or more of precipitation in 74 years, most in 1941 with 21.
Gunlock Ph: days with 25 mm (0.98 in) or more of precipitation in 57 years, most in 1978 with 7.
Gunlock Ph: days with 10 cm (3.9 in) or more of snowfall in 16 years, most in 1949 with 5.
Gunlock Ph: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1941 with 1.
5 fixed thresholds have at least one qualifying day at Gunlock Ph.

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

74 years with a qualifying day

Days per year at Gunlock Ph with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 21 in 1941.

Days with 10 mm (0.39 in) or more of precipitation per year at Gunlock Ph
Year	Days	Decade average
1930	11	10
1931	10	10
1932	13	10
1933	7	10
1934	4	10
1935	8	10
1936	16	10
1937	9	10
1939	12	10
1941	21	11.8
1942	6	11.8
1943	16	11.8
1944	13	11.8
1945	10	11.8
1946	18	11.8
1947	6	11.8
1948	9	11.8
1949	7	11.8
1950	3	8.8
1951	12	8.8
1952	9	8.8
1953	5	8.8
1955	10	8.8
1956	2	8.8
1957	16	8.8
1958	15	8.8
1959	7	8.8
1960	11	8.6
1961	5	8.6
1962	6	8.6
1963	5	8.6
1964	3	8.6
1965	17	8.6
1966	9	8.6
1967	11	8.6
1968	7	8.6
1969	12	8.6
1971	8	10
1972	7	10
1973	9	10
1974	13	10
1975	7	10
1976	8	10
1977	9	10
1978	20	10
1979	9	10
1980	19	10.6
1981	9	10.6
1982	12	10.6
1983	18	10.6
1984	6	10.6
1985	8	10.6
1986	7	10.6
1987	16	10.6
1988	8	10.6
1989	3	10.6
1990	18	13.9
1991	9	13.9
1992	20	13.9
1993	21	13.9
1994	13	13.9
1995	14	13.9
1996	11	13.9
1997	9	13.9
1998	18	13.9
1999	6	13.9
2000	11	7.8
2001	6	7.8
2002	4	7.8
2003	9	7.8
2004	11	7.8
2009	6	7.8
2012	14	12.5
2015	11	12.5

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

First to last qualifying date each year at Gunlock Ph
Year	First date	Last date
1930	1930-01-18	1930-10-11
1931	1931-02-15	1931-12-29
1932	1932-02-01	1932-12-01
1933	1933-01-17	1933-12-31
1934	1934-01-01	1934-12-13
1935	1935-01-19	1935-11-25
1936	1936-02-02	1936-12-28
1937	1937-01-06	1937-12-12
1939	1939-01-06	1939-10-02
1941	1941-01-24	1941-12-31
1942	1942-02-22	1942-12-25
1943	1943-01-22	1943-12-06
1944	1944-01-24	1944-11-12
1945	1945-02-02	1945-12-22
1946	1946-03-21	1946-12-27
1947	1947-05-11	1947-12-08
1948	1948-02-05	1948-12-27
1949	1949-01-13	1949-12-10
1950	1950-01-31	1950-09-07
1951	1951-01-12	1951-11-22
1952	1952-01-07	1952-12-21
1953	1953-03-30	1953-12-04
1955	1955-01-16	1955-09-24
1956	1956-06-30	1956-07-30
1957	1957-01-13	1957-12-16
1958	1958-01-26	1958-11-12
1959	1959-02-11	1959-12-26
1960	1960-01-12	1960-11-26
1961	1961-03-18	1961-11-26
1962	1962-01-21	1962-10-18
1963	1963-02-10	1963-11-06
1964	1964-03-24	1964-05-07
1965	1965-02-06	1965-12-29
1966	1966-02-06	1966-12-06
1967	1967-01-22	1967-12-18
1968	1968-01-27	1968-08-06
1969	1969-01-14	1969-11-17
1971	1971-02-20	1971-12-25
1972	1972-09-20	1972-11-18
1973	1973-01-17	1973-11-19
1974	1974-01-05	1974-12-05
1975	1975-02-15	1975-11-28
1976	1976-02-06	1976-10-03
1977	1977-01-03	1977-12-28
1978	1978-01-07	1978-12-19
1979	1979-01-16	1979-08-14
1980	1980-01-09	1980-12-05
1981	1981-02-10	1981-10-11
1982	1982-01-21	1982-12-23
1983	1983-02-09	1983-12-26
1984	1984-03-29	1984-12-20
1985	1985-01-08	1985-11-30
1986	1986-01-31	1986-11-19
1987	1987-01-06	1987-11-14
1988	1988-01-17	1988-12-21
1989	1989-08-09	1989-10-21
1990	1990-01-14	1990-12-20
1991	1991-01-04	1991-12-19
1992	1992-01-06	1992-12-30
1993	1993-01-07	1993-11-12
1994	1994-02-08	1994-12-26
1995	1995-01-05	1995-11-02
1996	1996-01-17	1996-12-10
1997	1997-01-03	1997-09-26
1998	1998-01-05	1998-11-08
1999	1999-01-27	1999-07-08
2000	2000-01-25	2000-10-30
2001	2001-01-11	2001-08-09
2002	2002-09-11	2002-11-09
2003	2003-02-13	2003-12-26
2004	2004-02-23	2004-12-29
2009	2009-01-24	2009-12-13
2012	2012-02-14	2012-12-14
2015	2015-01-31	2015-10-19

Every Fixed Threshold

Fixed thresholds at Gunlock Ph
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	21	1941	11
25 mm (0.98 in): Days with 25 mm or more rain	57	7	1978	2
50 mm (1.97 in): Days with 50 mm or more rain	5	1	1941	1
10 cm (3.9 in): Days with 10 cm or more snowfall	16	5	1949	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1942	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1930.

Download the Data

Data for Gunlock Ph 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).

Gunlock Ph Threshold Days by Year (USC00423506)

Key Facts for Gunlock Ph Thresholds

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

Every Fixed Threshold

Download the Data

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