Weston Threshold Days by Year (USC00469436)

19 fixed thresholds counted per year at Weston (USC00469436): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Weston Thresholds

Weston: nights with a minimum temperature at or below 0 C (32 F) in 94 years, most in 1976 with 158.
Weston: nights with a minimum temperature at or below -10 C (14 F) in 94 years, most in 1968 with 46.
Weston: days with a maximum temperature at or above 30 C (86 F) in 93 years, most in 1936 with 115.
Weston: days with a maximum temperature at or below 0 C (32 F) in 93 years, most in 2010 with 51.
19 fixed thresholds have at least one qualifying day at Weston.

Days at or above 30 C (86 F)

93 years with a qualifying day

Days per year at Weston with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 115 in 1936.

Days at or above 30 C (86 F) per year at Weston
Year	Days	Decade average
1898	58	71
1899	84	71
1900	99	72.2
1901	70	72.2
1902	72	72.2
1907	46	72.2
1908	74	72.2
1911	94	55.8
1917	34	55.8
1918	34	55.8
1919	61	55.8
1920	27	42.7
1921	52	42.7
1922	41	42.7
1923	44	42.7
1924	42	42.7
1927	50	42.7
1930	89	86.6
1931	69	86.6
1932	74	86.6
1934	110	86.6
1935	80	86.6
1936	115	86.6
1937	80	86.6
1938	63	86.6
1939	99	86.6
1940	80	84.3
1941	90	84.3
1942	88	84.3
1943	89	84.3
1944	100	84.3
1945	80	84.3
1946	69	84.3
1949	78	84.3
1950	32	63.9
1951	66	63.9
1952	65	63.9
1953	82	63.9
1954	60	63.9
1955	83	63.9
1956	56	63.9
1957	75	63.9
1958	37	63.9
1959	83	63.9
1960	51	57.5
1961	61	57.5
1962	72	57.5
1963	34	57.5
1964	63	57.5
1965	75	57.5
1966	64	57.5
1967	34	57.5
1968	55	57.5
1969	66	57.5
1970	76	43.7
1971	45	43.7
1972	30	43.7
1973	51	43.7
1974	39	43.7
1975	52	43.7
1976	37	43.7
1977	39	43.7
1978	39	43.7
1979	29	43.7
1980	46	48.1
1981	32	48.1
1982	35	48.1
1986	43	48.1
1987	72	48.1
1988	67	48.1
1989	42	48.1
1990	53	62.5
1991	81	62.5
1992	29	62.5
1993	66	62.5
1994	58	62.5
1995	80	62.5
1996	56	62.5
1997	41	62.5
1998	77	62.5
1999	84	62.5
2000	51	53.4
2001	56	53.4
2002	81	53.4
2003	46	53.4
2004	49	53.4
2005	64	53.4
2006	42	53.4
2007	79	53.4
2008	41	53.4
2009	25	53.4
2010	77	67.5
2011	58	67.5

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

First to last qualifying date each year at Weston
Year	First date	Last date
1898	1898-05-01	1898-10-03
1899	1899-04-27	1899-10-15
1900	1900-05-07	1900-10-07
1901	1901-04-30	1901-09-25
1902	1902-04-22	1902-09-24
1907	1907-03-23	1907-09-22
1908	1908-04-25	1908-09-29
1911	1911-05-12	1911-09-26
1917	1917-05-19	1917-08-29
1918	1918-05-12	1918-09-04
1919	1919-05-04	1919-10-04
1920	1920-05-30	1920-10-21
1921	1921-04-25	1921-09-20
1922	1922-05-23	1922-10-06
1923	1923-05-28	1923-10-14
1924	1924-06-19	1924-09-01
1927	1927-05-09	1927-10-03
1930	1930-05-05	1930-09-26
1931	1931-05-18	1931-09-23
1932	1932-05-08	1932-09-22
1934	1934-05-05	1934-09-27
1935	1935-04-27	1935-10-14
1936	1936-05-01	1936-09-28
1937	1937-04-21	1937-09-25
1938	1938-04-27	1938-10-18
1939	1939-04-25	1939-10-10
1940	1940-05-08	1940-10-14
1941	1941-04-15	1941-10-08
1942	1942-04-25	1942-09-18
1943	1943-05-06	1943-09-29
1944	1944-04-22	1944-09-20
1945	1945-04-12	1945-10-30
1946	1946-04-22	1946-11-03
1949	1949-05-02	1949-10-12
1950	1950-03-28	1950-09-02
1951	1951-04-25	1951-10-06
1952	1952-04-23	1952-09-15
1953	1953-05-12	1953-10-05
1954	1954-03-26	1954-10-15
1955	1955-04-19	1955-10-08
1956	1956-04-29	1956-09-14
1957	1957-04-25	1957-09-20
1958	1958-05-19	1958-09-27
1959	1959-05-03	1959-10-07
1960	1960-04-24	1960-09-10
1961	1961-05-07	1961-10-01
1962	1962-04-27	1962-10-16
1963	1963-05-10	1963-09-13
1964	1964-05-06	1964-09-23
1965	1965-05-03	1965-09-23
1966	1966-04-21	1966-09-04
1967	1967-05-28	1967-09-21
1968	1968-06-06	1968-09-25
1969	1969-04-18	1969-10-14
1970	1970-05-01	1970-09-27
1971	1971-05-19	1971-09-30
1972	1972-05-26	1972-09-27
1973	1973-06-03	1973-09-06
1974	1974-04-29	1974-09-13
1975	1975-05-22	1975-09-06
1976	1976-04-18	1976-09-14
1977	1977-05-18	1977-09-03
1978	1978-05-30	1978-09-22
1979	1979-05-08	1979-09-13
1980	1980-05-30	1980-09-15
1981	1981-05-25	1981-09-15
1982	1982-05-07	1982-10-04
1986	1986-04-28	1986-09-27
1987	1987-04-23	1987-09-18
1988	1988-05-09	1988-09-13
1989	1989-03-29	1989-09-22
1990	1990-04-25	1990-09-12
1991	1991-04-29	1991-09-19
1992	1992-05-03	1992-09-10
1993	1993-05-10	1993-09-16
1994	1994-04-26	1994-09-26
1995	1995-04-12	1995-09-12
1996	1996-04-23	1996-09-06
1997	1997-05-19	1997-10-09
1998	1998-03-28	1998-09-28
1999	1999-04-23	1999-09-29
2000	2000-05-07	2000-09-24
2001	2001-04-08	2001-09-20
2002	2002-04-17	2002-10-05
2003	2003-04-16	2003-09-15
2004	2004-04-19	2004-09-25
2005	2005-05-10	2005-10-07
2006	2006-05-29	2006-09-19
2007	2007-05-02	2007-10-09
2008	2008-06-06	2008-09-15
2009	2009-04-25	2009-08-27
2010	2010-04-03	2010-09-25
2011	2011-04-11	2011-09-05

Every Fixed Threshold

Fixed thresholds at Weston
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	93	115	1936	58
35 C (95 F): Days	66	34	1911	2
40 C (104 F): Days	5	4	1934	1
90 F (32.2 C): Days	92	83	1936	24
100 F (37.8 C): Days	13	10	1936	1
0 C (32 F): Ice days (max	93	51	2010	18
0 C (32 F): Frost days (min	94	158	1976	119
-10 C (14 F): Days with min	94	46	1968	11
-20 C (-4 F): Days with min	37	15	1977	3
-30 C (-22 F): Days with min	1	1	1899	1
20 C (68 F): Tropical nights (min	86	54	1898	16
25 C (77 F): Days with min	5	4	1902	1
10 mm (0.39 in): Days with 10 mm or more rain	90	66	1996	58
25 mm (0.98 in): Days with 25 mm or more rain	90	22	1927	15
50 mm (1.97 in): Days with 50 mm or more rain	55	4	1950	1
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1943	1
10 cm (3.9 in): Days with 10 cm or more snowfall	54	7	1961	2
25 cm (9.8 in): Days with 25 cm or more snowfall	10	3	1971	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1950	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1898.

Download the Data

Data for Weston 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).

Weston Threshold Days by Year (USC00469436)

Key Facts for Weston Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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