Chittenden Threshold Days by Year (USC00431433)

7 fixed thresholds counted per year at Chittenden (USC00431433): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Chittenden Thresholds

Chittenden: days with 10 mm (0.39 in) or more of precipitation in 75 years, most in 1983 with 50.
Chittenden: days with 25 mm (0.98 in) or more of precipitation in 75 years, most in 1976 with 17.
Chittenden: days with 10 cm (3.9 in) or more of snowfall in 71 years, most in 1971 with 12.
Chittenden: days with 50 mm (1.97 in) or more of precipitation in 46 years, most in 1990 with 4.
7 fixed thresholds have at least one qualifying day at Chittenden.

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

75 years with a qualifying day

Days per year at Chittenden with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 50 in 1983.

Days with 10 mm (0.39 in) or more of precipitation per year at Chittenden
Year	Days	Decade average
1948	26	28
1949	30	28
1950	27	34.9
1951	43	34.9
1952	35	34.9
1953	36	34.9
1954	41	34.9
1955	35	34.9
1956	29	34.9
1957	30	34.9
1959	38	34.9
1960	31	28.9
1961	35	28.9
1962	26	28.9
1963	25	28.9
1964	28	28.9
1965	28	28.9
1966	33	28.9
1967	25	28.9
1971	32	37.7
1972	41	37.7
1973	41	37.7
1974	40	37.7
1975	33	37.7
1976	46	37.7
1977	36	37.7
1978	31	37.7
1979	39	37.7
1980	28	34.7
1981	46	34.7
1982	25	34.7
1983	50	34.7
1984	38	34.7
1985	36	34.7
1986	33	34.7
1987	33	34.7
1988	28	34.7
1989	30	34.7
1990	44	39
1991	37	39
1992	33	39
1993	36	39
1994	47	39
1995	32	39
1996	50	39
1997	32	39
1998	40	39
1999	39	39
2000	41	41
2001	33	41
2002	31	41
2003	46	41
2004	39	41
2005	45	41
2006	36	41
2007	44	41
2008	48	41
2009	47	41
2010	48	40.4
2011	42	40.4
2012	33	40.4
2013	44	40.4
2014	40	40.4
2015	31	40.4
2016	36	40.4
2017	41	40.4
2018	43	40.4
2019	46	40.4
2020	29	31.3
2021	34	31.3
2022	34	31.3
2023	42	31.3
2024	31	31.3
2025	28	31.3
2026	21	31.3

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

First to last qualifying date each year at Chittenden
Year	First date	Last date
1948	1948-01-02	1948-12-30
1949	1949-01-03	1949-12-24
1950	1950-01-07	1950-12-30
1951	1951-01-08	1951-12-19
1952	1952-01-03	1952-12-13
1953	1953-01-04	1953-12-10
1954	1954-01-27	1954-12-30
1955	1955-02-07	1955-12-05
1956	1956-01-09	1956-12-23
1957	1957-01-23	1957-12-27
1959	1959-01-16	1959-12-29
1960	1960-01-03	1960-11-30
1961	1961-01-02	1961-12-20
1962	1962-01-07	1962-12-10
1963	1963-01-13	1963-12-09
1964	1964-01-10	1964-12-28
1965	1965-02-08	1965-12-26
1966	1966-01-24	1966-12-25
1967	1967-01-28	1967-12-29
1971	1971-01-27	1971-12-31
1972	1972-01-03	1972-12-16
1973	1973-01-01	1973-12-27
1974	1974-01-29	1974-12-17
1975	1975-01-26	1975-12-27
1976	1976-01-22	1976-12-08
1977	1977-01-11	1977-12-15
1978	1978-01-09	1978-12-25
1979	1979-01-02	1979-12-25
1980	1980-01-12	1980-11-25
1981	1981-02-02	1981-12-09
1982	1982-01-05	1982-12-17
1983	1983-01-11	1983-12-29
1984	1984-01-11	1984-12-20
1985	1985-01-02	1985-12-14
1986	1986-01-21	1986-12-19
1987	1987-01-03	1987-11-30
1988	1988-01-19	1988-12-28
1989	1989-02-22	1989-11-21
1990	1990-01-01	1990-12-31
1991	1991-01-12	1991-12-30
1992	1992-01-15	1992-12-31
1993	1993-01-25	1993-12-23
1994	1994-01-05	1994-12-06
1995	1995-01-07	1995-11-12
1996	1996-01-13	1996-12-25
1997	1997-01-10	1997-12-25
1998	1998-01-07	1998-12-22
1999	1999-01-04	1999-12-21
2000	2000-01-04	2000-12-31
2001	2001-01-01	2001-12-18
2002	2002-01-07	2002-12-26
2003	2003-01-02	2003-12-25
2004	2004-03-22	2004-12-24
2005	2005-01-14	2005-12-30
2006	2006-01-15	2006-12-26
2007	2007-01-06	2007-12-24
2008	2008-01-12	2008-12-25
2009	2009-01-08	2009-12-29
2010	2010-01-03	2010-12-14
2011	2011-01-13	2011-12-28
2012	2012-01-27	2012-12-28
2013	2013-01-29	2013-12-30
2014	2014-01-03	2014-12-25
2015	2015-01-19	2015-12-29
2016	2016-01-11	2016-12-18
2017	2017-01-24	2017-12-13
2018	2018-01-13	2018-12-22
2019	2019-01-01	2019-12-30
2020	2020-02-08	2020-12-17
2021	2021-01-17	2021-11-27
2022	2022-01-18	2022-12-17
2023	2023-01-06	2023-12-19
2024	2024-01-10	2024-12-12
2025	2025-01-01	2025-12-28
2026	2026-01-26	2026-07-15

Every Fixed Threshold

Fixed thresholds at Chittenden
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	75	50	1983	21
25 mm (0.98 in): Days with 25 mm or more rain	75	17	1976	4
50 mm (1.97 in): Days with 50 mm or more rain	46	4	1990	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	2004	1
10 cm (3.9 in): Days with 10 cm or more snowfall	71	12	1971	5
25 cm (9.8 in): Days with 25 cm or more snowfall	44	3	1961	1
50 cm (19.7 in): Days with 50 cm or more snowfall	4	1	1994	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

Download the Data

Data for Chittenden 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Chittenden Threshold Days by Year (USC00431433)

Key Facts for Chittenden Thresholds

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

Every Fixed Threshold

Download the Data

Related