New England Threshold Days by Year (USC00326315)

21 fixed thresholds counted per year at New England (USC00326315): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for New England Thresholds

New England: nights with a minimum temperature at or below 0 C (32 F) in 105 years, most in 1917 with 220.
New England: nights with a minimum temperature at or below -10 C (14 F) in 105 years, most in 1950 with 114.
New England: nights with a minimum temperature at or below -20 C (-4 F) in 105 years, most in 1922 with 57.
New England: days with a maximum temperature at or above 30 C (86 F) in 104 years, most in 1936 with 89.
21 fixed thresholds have at least one qualifying day at New England.

Days at or above 30 C (86 F)

104 years with a qualifying day

Days per year at New England with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 89 in 1936.

Days at or above 30 C (86 F) per year at New England
Year	Days	Decade average
1895	38	37
1898	36	37
1900	46	35.6
1901	40	35.6
1904	18	35.6
1908	46	35.6
1909	28	35.6
1913	54	38.7
1915	9	38.7
1917	53	38.7
1921	43	33
1922	39	33
1923	23	33
1924	21	33
1925	39	33
1927	33	33
1932	51	69.6
1933	65	69.6
1934	77	69.6
1935	60	69.6
1936	89	69.6
1937	70	69.6
1938	77	69.6
1939	68	69.6
1940	71	45.9
1941	54	45.9
1942	31	45.9
1943	50	45.9
1944	29	45.9
1945	40	45.9
1946	39	45.9
1947	38	45.9
1948	47	45.9
1949	60	45.9
1950	36	34.6
1951	22	34.6
1952	45	34.6
1953	24	34.6
1954	29	34.6
1955	43	34.6
1956	28	34.6
1957	31	34.6
1958	38	34.6
1959	50	34.6
1960	43	35.4
1961	57	35.4
1962	20	35.4
1963	35	35.4
1964	34	35.4
1965	19	35.4
1966	39	35.4
1967	42	35.4
1968	25	35.4
1969	40	35.4
1970	55	35.4
1971	32	35.4
1972	26	35.4
1973	35	35.4
1974	37	35.4
1975	29	35.4
1976	45	35.4
1977	27	35.4
1978	36	35.4
1979	32	35.4
1980	51	48.4
1981	38	48.4
1987	37	48.4
1988	66	48.4
1989	50	48.4
1990	43	30.3
1991	36	30.3
1992	24	30.3
1993	8	30.3
1994	28	30.3
1995	32	30.3
1996	32	30.3
1997	30	30.3
1998	42	30.3
1999	28	30.3
2000	38	40.4
2001	45	40.4
2002	45	40.4
2003	51	40.4
2004	29	40.4
2005	35	40.4
2006	50	40.4
2007	44	40.4
2008	48	40.4
2009	19	40.4
2010	37	37.4
2011	42	37.4
2012	51	37.4
2014	21	37.4
2015	43	37.4
2016	34	37.4
2017	47	37.4
2018	41	37.4
2019	21	37.4
2020	42	41.3
2021	52	41.3
2023	34	41.3
2024	41	41.3
2025	32	41.3
2026	47	41.3

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

First to last qualifying date each year at New England
Year	First date	Last date
1895	1895-06-14	1895-09-19
1898	1898-06-17	1898-09-27
1900	1900-05-10	1900-09-04
1901	1901-04-30	1901-09-04
1904	1904-06-16	1904-09-08
1908	1908-04-20	1908-09-16
1909	1909-06-18	1909-09-17
1913	1913-04-15	1913-09-09
1915	1915-04-14	1915-09-02
1917	1917-05-15	1917-09-23
1921	1921-06-12	1921-09-03
1922	1922-06-04	1922-10-03
1923	1923-05-26	1923-09-04
1924	1924-07-05	1924-09-24
1925	1925-05-19	1925-09-25
1927	1927-05-01	1927-09-07
1932	1932-05-13	1932-10-01
1933	1933-06-01	1933-09-19
1934	1934-04-29	1934-10-11
1935	1935-06-14	1935-09-23
1936	1936-05-11	1936-10-08
1937	1937-05-27	1937-10-03
1938	1938-04-30	1938-10-02
1939	1939-04-30	1939-09-20
1940	1940-05-11	1940-09-19
1941	1941-05-13	1941-09-18
1942	1942-04-23	1942-10-10
1943	1943-05-22	1943-10-08
1944	1944-05-29	1944-08-28
1945	1945-06-21	1945-09-06
1946	1946-06-04	1946-10-01
1947	1947-07-03	1947-09-24
1948	1948-05-19	1948-09-19
1949	1949-04-29	1949-10-05
1950	1950-06-05	1950-09-07
1951	1951-05-23	1951-08-23
1952	1952-04-26	1952-09-27
1953	1953-06-12	1953-10-01
1954	1954-05-20	1954-09-26
1955	1955-05-01	1955-10-09
1956	1956-05-21	1956-10-12
1957	1957-07-01	1957-10-02
1958	1958-05-11	1958-10-13
1959	1959-06-03	1959-09-13
1960	1960-05-12	1960-09-20
1961	1961-05-30	1961-09-18
1962	1962-04-24	1962-09-06
1963	1963-06-29	1963-10-04
1964	1964-05-20	1964-09-17
1965	1965-07-07	1965-08-16
1966	1966-05-04	1966-09-20
1967	1967-05-23	1967-09-22
1968	1968-04-30	1968-09-14
1969	1969-05-25	1969-09-13
1970	1970-05-06	1970-09-18
1971	1971-06-22	1971-09-11
1972	1972-05-16	1972-09-09
1973	1973-06-01	1973-08-31
1974	1974-06-13	1974-08-24
1975	1975-06-24	1975-09-16
1976	1976-06-02	1976-09-11
1977	1977-04-09	1977-08-12
1978	1978-06-09	1978-09-10
1979	1979-05-16	1979-09-16
1980	1980-04-21	1980-10-06
1981	1981-06-05	1981-09-13
1987	1987-04-18	1987-09-23
1988	1988-04-30	1988-08-30
1989	1989-04-22	1989-09-30
1990	1990-06-10	1990-09-25
1991	1991-06-11	1991-09-08
1992	1992-05-06	1992-10-01
1993	1993-06-20	1993-09-11
1994	1994-05-22	1994-09-10
1995	1995-06-14	1995-09-04
1996	1996-06-08	1996-09-04
1997	1997-05-31	1997-10-02
1998	1998-07-09	1998-09-18
1999	1999-05-28	1999-09-06
2000	2000-06-07	2000-09-17
2001	2001-04-27	2001-09-06
2002	2002-06-24	2002-09-16
2003	2003-05-29	2003-10-19
2004	2004-06-04	2004-09-18
2005	2005-06-22	2005-10-01
2006	2006-05-18	2006-09-13
2007	2007-05-18	2007-09-29
2008	2008-06-24	2008-09-19
2009	2009-06-25	2009-09-19
2010	2010-06-16	2010-09-28
2011	2011-06-02	2011-10-04
2012	2012-04-23	2012-09-15
2014	2014-05-23	2014-09-26
2015	2015-06-08	2015-09-26
2016	2016-05-05	2016-09-01
2017	2017-05-07	2017-09-13
2018	2018-05-16	2018-09-08
2019	2019-05-30	2019-09-16
2020	2020-06-01	2020-09-24
2021	2021-07-01	2021-10-06
2023	2023-05-22	2023-09-18
2024	2024-06-15	2024-10-09
2025	2025-05-10	2025-10-03
2026	2026-04-22	2026-08-30

Every Fixed Threshold

Fixed thresholds at New England
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	104	89	1936	47
35 C (95 F): Days	97	47	1936	18
40 C (104 F): Days	25	16	1936	2
45 C (113 F): Days	1	2	1936	2
90 F (32.2 C): Days	104	76	1936	28
100 F (37.8 C): Days	71	24	1936	10
110 F (43.3 C): Days	1	4	1936	4
0 C (32 F): Ice days (max	104	102	1978	32
0 C (32 F): Frost days (min	105	220	1917	100
-10 C (14 F): Days with min	105	114	1950	30
-20 C (-4 F): Days with min	105	57	1922	11
-30 C (-22 F): Days with min	93	24	1936	2
-40 C (-40 F): Days with min	5	2	1936	1
20 C (68 F): Tropical nights (min	67	20	1936	4
25 C (77 F): Days with min	6	2	1936	1
10 mm (0.39 in): Days with 10 mm or more rain	91	23	1942	6
25 mm (0.98 in): Days with 25 mm or more rain	82	8	1937	3
50 mm (1.97 in): Days with 50 mm or more rain	25	2	1938	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1998	1
10 cm (3.9 in): Days with 10 cm or more snowfall	52	7	1950	1
25 cm (9.8 in): Days with 25 cm or more snowfall	9	2	2009	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1895.

Download the Data

Data for New England 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

New England Threshold Days by Year (USC00326315)

Key Facts for New England Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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