Webster Threshold Days by Year

20 fixed thresholds counted per year at Webster (USC00399004): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Webster Thresholds

Webster: days with a maximum temperature at or above 30 C (86 F) in 77 years, most in 1894 with 82.
Webster: days with a maximum temperature at or below 0 C (32 F) in 77 years, most in 2019 with 113.
Webster: nights with a minimum temperature at or below 0 C (32 F) in 77 years, most in 1979 with 200.
Webster: nights with a minimum temperature at or below -10 C (14 F) in 77 years, most in 1893 with 124.
20 fixed thresholds have at least one qualifying day at Webster.

Days at or above 30 C (86 F)

77 years with a qualifying day

Days per year at Webster with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 82 in 1894.

Days at or above 30 C (86 F) per year at Webster
Year	Days	Decade average
1893	58	65
1894	82	65
1895	55	65
1953	27	34.6
1954	27	34.6
1955	42	34.6
1956	15	34.6
1957	30	34.6
1958	41	34.6
1959	60	34.6
1960	34	29.8
1961	38	29.8
1962	15	29.8
1963	22	29.8
1964	43	29.8
1965	15	29.8
1966	35	29.8
1967	30	29.8
1968	37	29.8
1969	29	29.8
1970	50	40.1
1971	33	40.1
1972	25	40.1
1973	35	40.1
1974	51	40.1
1975	46	40.1
1976	66	40.1
1977	32	40.1
1978	43	40.1
1979	20	40.1
1980	42	40.1
1981	31	40.1
1982	41	40.1
1983	60	40.1
1984	40	40.1
1985	25	40.1
1986	29	40.1
1987	45	40.1
1988	57	40.1
1989	31	40.1
1990	54	17.1
1991	27	17.1
1992	8	17.1
1993	6	17.1
1994	7	17.1
1995	19	17.1
1996	9	17.1
1997	12	17.1
1998	14	17.1
1999	15	17.1
2000	19	22.3
2001	32	22.3
2002	37	22.3
2003	29	22.3
2004	13	22.3
2005	26	22.3
2006	28	22.3
2007	19	22.3
2008	12	22.3
2009	8	22.3
2010	26	23.7
2011	25	23.7
2012	45	23.7
2013	29	23.7
2014	6	23.7
2015	20	23.7
2016	24	23.7
2017	20	23.7
2018	30	23.7
2019	12	23.7
2020	23	26.7
2021	38	26.7
2022	24	26.7
2023	29	26.7
2024	15	26.7
2025	26	26.7
2026	32	26.7

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

First to last qualifying date each year at Webster
Year	First date	Last date
1893	1893-05-18	1893-08-26
1894	1894-05-12	1894-09-28
1895	1895-05-08	1895-09-20
1953	1953-05-29	1953-10-02
1954	1954-06-23	1954-09-01
1955	1955-05-02	1955-10-10
1956	1956-06-03	1956-09-27
1957	1957-07-02	1957-08-31
1958	1958-05-10	1958-10-15
1959	1959-05-01	1959-09-14
1960	1960-07-10	1960-09-06
1961	1961-06-05	1961-09-10
1962	1962-04-24	1962-09-07
1963	1963-06-04	1963-10-05
1964	1964-05-20	1964-09-09
1965	1965-05-13	1965-08-14
1966	1966-05-22	1966-08-31
1967	1967-05-22	1967-09-07
1968	1968-04-30	1968-09-14
1969	1969-05-26	1969-09-15
1970	1970-06-06	1970-09-09
1971	1971-06-16	1971-09-07
1972	1972-05-17	1972-09-20
1973	1973-06-09	1973-08-31
1974	1974-06-03	1974-09-27
1975	1975-06-23	1975-10-04
1976	1976-06-04	1976-09-12
1977	1977-04-09	1977-09-08
1978	1978-06-14	1978-09-11
1979	1979-05-28	1979-09-16
1980	1980-04-20	1980-09-08
1981	1981-05-03	1981-09-13
1982	1982-05-03	1982-09-10
1983	1983-06-10	1983-09-27
1984	1984-06-25	1984-09-20
1985	1985-04-18	1985-08-08
1986	1986-05-31	1986-09-01
1987	1987-05-09	1987-09-27
1988	1988-05-18	1988-09-17
1989	1989-06-06	1989-08-10
1990	1990-04-22	1990-09-26
1991	1991-05-12	1991-09-03
1992	1992-04-30	1992-10-01
1993	1993-07-30	1993-10-06
1994	1994-06-14	1994-09-09
1995	1995-06-15	1995-08-25
1996	1996-06-11	1996-09-05
1997	1997-06-23	1997-10-02
1998	1998-06-24	1998-09-18
1999	1999-06-25	1999-08-27
2000	2000-05-05	2000-09-18
2001	2001-05-14	2001-09-05
2002	2002-05-29	2002-09-16
2003	2003-04-13	2003-09-07
2004	2004-04-28	2004-09-19
2005	2005-06-19	2005-09-20
2006	2006-05-27	2006-08-23
2007	2007-05-13	2007-09-23
2008	2008-07-01	2008-09-01
2009	2009-04-23	2009-08-14
2010	2010-05-24	2010-08-30
2011	2011-06-06	2011-09-11
2012	2012-05-14	2012-09-10
2013	2013-05-13	2013-09-18
2014	2014-05-30	2014-07-21
2015	2015-06-09	2015-09-21
2016	2016-05-07	2016-08-30
2017	2017-06-03	2017-09-23
2018	2018-05-26	2018-09-17
2019	2019-05-31	2019-07-27
2020	2020-06-02	2020-08-26
2021	2021-06-05	2021-09-30
2022	2022-06-13	2022-09-15
2023	2023-05-31	2023-10-03
2024	2024-05-18	2024-09-30
2025	2025-05-12	2025-10-04
2026	2026-04-23	2026-10-11

Every Fixed Threshold

Fixed thresholds at Webster
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	77	82	1894	32
35 C (95 F): Days	57	34	1894	2
40 C (104 F): Days	8	4	1894	1
90 F (32.2 C): Days	74	64	1894	11
100 F (37.8 C): Days	19	11	1894	3
0 C (32 F): Ice days (max	77	113	2019	46
0 C (32 F): Frost days (min	77	200	1979	103
-10 C (14 F): Days with min	77	124	1893	40
-20 C (-4 F): Days with min	77	67	1893	15
-30 C (-22 F): Days with min	55	23	1895	5
-40 C (-40 F): Days with min	1	3	1895	3
20 C (68 F): Tropical nights (min	72	20	2001	17
25 C (77 F): Days with min	10	4	1988	1
10 mm (0.39 in): Days with 10 mm or more rain	75	33	2019	15
25 mm (0.98 in): Days with 25 mm or more rain	74	12	2001	3
50 mm (1.97 in): Days with 50 mm or more rain	38	3	1962	1
100 mm (3.94 in): Days with 100 mm or more rain	7	1	1993	1
10 cm (3.9 in): Days with 10 cm or more snowfall	52	8	1953	1
25 cm (9.8 in): Days with 25 cm or more snowfall	14	2	2009	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1997	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

Data for Webster 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).

Webster Threshold Days by Year

Key Facts for Webster Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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