Moccasin Exp STN Threshold Days by Year (USC00245761)

16 fixed thresholds counted per year at Moccasin Exp STN (USC00245761): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Moccasin Exp STN Thresholds

Moccasin Exp STN: days with 10 mm (0.39 in) or more of precipitation in 105 years, most in 1962 with 19.
Moccasin Exp STN: days with a maximum temperature at or above 30 C (86 F) in 104 years, most in 1936 with 51.
Moccasin Exp STN: days with a maximum temperature at or below 0 C (32 F) in 104 years, most in 1978 with 78.
Moccasin Exp STN: nights with a minimum temperature at or below 0 C (32 F) in 103 years, most in 1970 with 213.
16 fixed thresholds have at least one qualifying day at Moccasin Exp STN.

Days at or above 30 C (86 F)

104 years with a qualifying day

Days per year at Moccasin Exp STN with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 1936.

Days at or above 30 C (86 F) per year at Moccasin Exp STN
Year	Days	Decade average
1911	6	16
1912	13	16
1913	16	16
1914	18	16
1915	9	16
1916	7	16
1917	23	16
1918	14	16
1919	38	16
1920	23	17.6
1921	16	17.6
1922	24	17.6
1923	8	17.6
1924	15	17.6
1925	17	17.6
1926	20	17.6
1927	4	17.6
1928	14	17.6
1929	35	17.6
1930	29	32.7
1931	35	32.7
1932	24	32.7
1933	35	32.7
1934	31	32.7
1935	28	32.7
1936	51	32.7
1937	33	32.7
1938	22	32.7
1939	39	32.7
1940	38	22.6
1941	21	22.6
1942	13	22.6
1943	24	22.6
1944	9	22.6
1945	26	22.6
1946	27	22.6
1947	24	22.6
1948	22	22.6
1949	22	22.6
1950	11	24.3
1952	24	24.3
1953	28	24.3
1954	22	24.3
1955	32	24.3
1956	25	24.3
1957	26	24.3
1958	27	24.3
1959	24	24.3
1960	32	25.8
1961	41	25.8
1962	9	25.8
1963	35	25.8
1964	22	25.8
1965	10	25.8
1966	36	25.8
1967	30	25.8
1968	14	25.8
1969	29	25.8
1970	31	19.7
1971	35	19.7
1972	14	19.7
1973	27	19.7
1974	19	19.7
1975	10	19.7
1976	14	19.7
1977	10	19.7
1978	16	19.7
1979	21	19.7
1980	14	23.8
1981	22	23.8
1982	18	23.8
1983	32	23.8
1984	30	23.8
1985	26	23.8
1986	15	23.8
1987	18	23.8
1988	45	23.8
1989	18	23.8
1990	30	22
1991	30	22
1992	16	22
1993	4	22
1994	26	22
1995	12	22
1996	29	22
1997	15	22
1998	39	22
1999	19	22
2000	32	32.5
2001	37	32.5
2002	21	32.5
2003	45	32.5
2004	20	32.5
2005	32	32.5
2006	38	32.5
2007	40	32.5
2008	28	32.5
2009	32	32.5
2010	23	34.5
2012	44	34.5
2014	30	34.5
2015	39	34.5
2016	29	34.5
2017	42	34.5

For each year, a bar from the first to the last day at Moccasin Exp STN meeting 30 C (86 F).

First to last qualifying date each year at Moccasin Exp STN
Year	First date	Last date
1911	1911-07-05	1911-08-19
1912	1912-06-21	1912-08-26
1913	1913-07-09	1913-09-13
1914	1914-07-12	1914-09-18
1915	1915-08-03	1915-08-31
1916	1916-07-25	1916-09-02
1917	1917-07-06	1917-08-25
1918	1918-06-09	1918-08-02
1919	1919-05-25	1919-09-11
1920	1920-07-17	1920-09-16
1921	1921-06-13	1921-08-31
1922	1922-05-24	1922-09-25
1923	1923-06-12	1923-08-18
1924	1924-07-03	1924-09-02
1925	1925-07-09	1925-09-03
1926	1926-06-04	1926-08-26
1927	1927-06-26	1927-09-06
1928	1928-05-22	1928-09-06
1929	1929-06-28	1929-09-01
1930	1930-06-07	1930-08-24
1931	1931-05-14	1931-09-06
1932	1932-06-22	1932-09-06
1933	1933-05-30	1933-09-04
1934	1934-05-16	1934-10-11
1935	1935-06-28	1935-09-22
1936	1936-05-14	1936-09-21
1937	1937-05-28	1937-09-18
1938	1938-07-22	1938-09-24
1939	1939-04-29	1939-09-10
1940	1940-06-13	1940-09-03
1941	1941-06-22	1941-08-15
1942	1942-07-07	1942-09-08
1943	1943-07-06	1943-09-26
1944	1944-06-30	1944-09-13
1945	1945-06-21	1945-09-04
1946	1946-04-26	1946-09-30
1947	1947-07-02	1947-09-12
1948	1948-07-05	1948-09-14
1949	1949-06-10	1949-08-22
1950	1950-07-09	1950-09-06
1952	1952-06-06	1952-09-27
1953	1953-07-11	1953-09-16
1954	1954-05-20	1954-09-03
1955	1955-07-15	1955-09-15
1956	1956-06-09	1956-09-20
1957	1957-07-06	1957-09-08
1958	1958-05-21	1958-09-12
1959	1959-06-15	1959-09-14
1960	1960-07-08	1960-09-05
1961	1961-06-17	1961-08-30
1962	1962-07-01	1962-08-27
1963	1963-07-03	1963-10-03
1964	1964-05-21	1964-08-19
1965	1965-07-27	1965-08-13
1966	1966-05-27	1966-09-24
1967	1967-07-13	1967-09-30
1968	1968-06-20	1968-09-12
1969	1969-06-05	1969-09-12
1970	1970-06-23	1970-09-01
1971	1971-06-23	1971-09-13
1972	1972-06-01	1972-08-30
1973	1973-06-14	1973-08-31
1974	1974-06-20	1974-09-26
1975	1975-07-06	1975-08-30
1976	1976-07-01	1976-09-06
1977	1977-06-02	1977-08-25
1978	1978-07-16	1978-09-05
1979	1979-06-13	1979-09-17
1980	1980-05-22	1980-09-07
1981	1981-07-01	1981-09-20
1982	1982-07-20	1982-09-10
1983	1983-06-24	1983-09-04
1984	1984-05-31	1984-09-19
1985	1985-06-08	1985-08-31
1986	1986-06-03	1986-08-30
1987	1987-05-16	1987-09-03
1988	1988-06-04	1988-09-07
1989	1989-06-20	1989-09-30
1990	1990-06-24	1990-09-26
1991	1991-06-12	1991-09-07
1992	1992-05-20	1992-10-02
1993	1993-06-22	1993-08-11
1994	1994-07-01	1994-09-10
1995	1995-07-09	1995-09-04
1996	1996-06-08	1996-10-11
1997	1997-06-27	1997-09-25
1998	1998-07-11	1998-09-18
1999	1999-07-12	1999-08-31
2000	2000-06-08	2000-09-18
2001	2001-05-13	2001-09-26
2002	2002-06-27	2002-09-17
2003	2003-07-01	2003-09-08
2004	2004-07-14	2004-09-12
2005	2005-06-22	2005-09-10
2006	2006-06-29	2006-09-05
2007	2007-06-30	2007-09-05
2008	2008-07-01	2008-08-31
2009	2009-05-20	2009-09-27
2010	2010-07-13	2010-10-04
2012	2012-06-25	2012-09-15
2014	2014-07-04	2014-09-26
2015	2015-06-09	2015-10-11
2016	2016-06-08	2016-09-02
2017	2017-06-05	2017-09-12

Every Fixed Threshold

Fixed thresholds at Moccasin Exp STN
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	104	51	1936	42
35 C (95 F): Days	71	17	1936	6
90 F (32.2 C): Days	102	33	1936	25
100 F (37.8 C): Days	15	4	1936	1
0 C (32 F): Ice days (max	104	78	1978	32
0 C (32 F): Frost days (min	103	213	1970	149
-10 C (14 F): Days with min	103	101	1955	44
-20 C (-4 F): Days with min	103	55	1916	15
-30 C (-22 F): Days with min	80	18	1916	1
-40 C (-40 F): Days with min	7	3	1936	1
20 C (68 F): Tropical nights (min	11	4	1936	1
10 mm (0.39 in): Days with 10 mm or more rain	105	19	1962	5
25 mm (0.98 in): Days with 25 mm or more rain	71	4	1942	3
50 mm (1.97 in): Days with 50 mm or more rain	9	1	1926	1
10 cm (3.9 in): Days with 10 cm or more snowfall	37	9	1975	4
25 cm (9.8 in): Days with 25 cm or more snowfall	12	2	1980	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1911.

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Data for Moccasin Exp STN 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).

Moccasin Exp STN Threshold Days by Year (USC00245761)

Key Facts for Moccasin Exp STN Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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