Lower Light Threshold Days by Year

4 fixed thresholds counted per year at Lower Light (ASN00023007): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lower Light Thresholds

Lower Light: days with 10 mm (0.39 in) or more of precipitation in 82 years, most in 1960 with 18.
Lower Light: days with 25 mm (0.98 in) or more of precipitation in 53 years, most in 1974 with 6.
Lower Light: days with 50 mm (1.97 in) or more of precipitation in 10 years, most in 1997 with 2.
Lower Light: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1946 with 1.
4 fixed thresholds have at least one qualifying day at Lower Light.

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

82 years with a qualifying day

Days per year at Lower Light with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 18 in 1960.

Days with 10 mm (0.39 in) or more of precipitation per year at Lower Light
Year	Days	Decade average
1910	11	7.3
1912	7	7.3
1914	3	7.3
1915	8	7.3
1923	15	9.1
1924	13	9.1
1925	4	9.1
1926	10	9.1
1927	6	9.1
1928	10	9.1
1929	6	9.1
1930	5	7.5
1931	4	7.5
1932	8	7.5
1933	8	7.5
1934	8	7.5
1935	9	7.5
1936	7	7.5
1937	10	7.5
1938	6	7.5
1939	10	7.5
1940	5	9.1
1941	12	9.1
1942	13	9.1
1943	10	9.1
1944	4	9.1
1945	6	9.1
1946	12	9.1
1947	13	9.1
1948	8	9.1
1949	8	9.1
1950	13	9.7
1951	13	9.7
1953	11	9.7
1954	10	9.7
1955	11	9.7
1956	11	9.7
1957	2	9.7
1958	11	9.7
1959	5	9.7
1960	18	9.1
1961	6	9.1
1962	7	9.1
1963	13	9.1
1964	10	9.1
1965	4	9.1
1966	6	9.1
1967	2	9.1
1968	17	9.1
1969	8	9.1
1970	7	11.1
1971	16	11.1
1972	7	11.1
1973	13	11.1
1974	18	11.1
1975	10	11.1
1976	3	11.1
1977	10	11.1
1978	14	11.1
1979	13	11.1
1980	7	7.6
1981	10	7.6
1982	4	7.6
1983	12	7.6
1984	6	7.6
1985	6	7.6
1987	11	7.6
1988	9	7.6
1989	3	7.6
1990	8	9.3
1991	7	9.3
1992	16	9.3
1993	7	9.3
1994	4	9.3
1995	8	9.3
1996	8	9.3
1997	11	9.3
1998	11	9.3
1999	13	9.3
2000	11	9
2001	9	9
2002	7	9

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

First to last qualifying date each year at Lower Light
Year	First date	Last date
1910	1910-03-07	1910-10-18
1912	1912-02-22	1912-11-02
1914	1914-03-13	1914-12-15
1915	1915-05-13	1915-09-15
1923	1923-05-05	1923-12-17
1924	1924-02-17	1924-11-23
1925	1925-02-07	1925-05-17
1926	1926-02-25	1926-10-14
1927	1927-02-24	1927-11-01
1928	1928-01-27	1928-07-24
1929	1929-06-06	1929-12-28
1930	1930-06-29	1930-10-24
1931	1931-03-13	1931-09-03
1932	1932-02-05	1932-10-22
1933	1933-03-04	1933-12-27
1934	1934-02-22	1934-11-08
1935	1935-01-02	1935-12-24
1936	1936-02-19	1936-12-17
1937	1937-01-19	1937-12-11
1938	1938-04-16	1938-08-24
1939	1939-01-16	1939-11-03
1940	1940-01-12	1940-12-19
1941	1941-01-24	1941-11-19
1942	1942-01-20	1942-12-05
1943	1943-02-17	1943-12-17
1944	1944-04-02	1944-10-01
1945	1945-01-10	1945-12-17
1946	1946-01-17	1946-12-26
1947	1947-03-12	1947-12-23
1948	1948-04-11	1948-12-25
1949	1949-02-20	1949-10-15
1950	1950-02-01	1950-12-20
1951	1951-05-13	1951-12-09
1953	1953-01-05	1953-12-07
1954	1954-01-27	1954-12-12
1955	1955-02-08	1955-11-17
1956	1956-04-15	1956-09-09
1957	1957-06-21	1957-10-23
1958	1958-04-14	1958-09-17
1959	1959-03-31	1959-12-26
1960	1960-02-02	1960-11-12
1961	1961-04-07	1961-11-17
1962	1962-05-01	1962-12-29
1963	1963-01-13	1963-10-28
1964	1964-01-08	1964-12-25
1965	1965-06-22	1965-12-23
1966	1966-05-04	1966-12-04
1967	1967-02-23	1967-02-24
1968	1968-01-20	1968-12-23
1969	1969-02-09	1969-12-01
1970	1970-01-01	1970-12-05
1971	1971-03-15	1971-12-10
1972	1972-01-07	1972-12-26
1973	1973-02-05	1973-12-30
1974	1974-01-13	1974-10-24
1975	1975-03-20	1975-10-24
1976	1976-02-18	1976-10-13
1977	1977-01-14	1977-12-02
1978	1978-04-09	1978-11-19
1979	1979-01-20	1979-12-30
1980	1980-04-18	1980-10-12
1981	1981-01-27	1981-11-10
1982	1982-03-08	1982-04-27
1983	1983-03-03	1983-10-15
1984	1984-04-15	1984-11-10
1985	1985-03-16	1985-10-24
1987	1987-01-25	1987-10-16
1988	1988-05-15	1988-12-21
1989	1989-05-09	1989-09-11
1990	1990-02-08	1990-12-07
1991	1991-04-14	1991-11-06
1992	1992-03-01	1992-12-19
1993	1993-01-21	1993-12-14
1994	1994-01-07	1994-07-30
1995	1995-01-14	1995-11-05
1996	1996-01-01	1996-12-06
1997	1997-01-15	1997-12-18
1998	1998-01-13	1998-11-11
1999	1999-03-18	1999-12-03
2000	2000-02-20	2000-11-18
2001	2001-05-18	2001-11-23
2002	2002-01-21	2002-11-26

Every Fixed Threshold

Fixed thresholds at Lower Light
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	82	18	1960	7
25 mm (0.98 in): Days with 25 mm or more rain	53	6	1974	1
50 mm (1.97 in): Days with 50 mm or more rain	10	2	1997	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1946	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1910.

Download the Data

Data for Lower Light 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).

Lower Light Threshold Days by Year

Key Facts for Lower Light Thresholds

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

Every Fixed Threshold

Download the Data

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