Bryant Threshold Days by Year (USC00391102)

11 fixed thresholds counted per year at Bryant (USC00391102): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bryant Thresholds

Bryant: days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 1977 with 33.
Bryant: days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 1977 with 13.
Bryant: days with 10 cm (3.9 in) or more of snowfall in 51 years, most in 1996 with 10.
Bryant: days with 50 mm (1.97 in) or more of precipitation in 32 years, most in 1956 with 4.
11 fixed thresholds have at least one qualifying day at Bryant.

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

66 years with a qualifying day

Days per year at Bryant with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1977.

Days with 10 mm (0.39 in) or more of precipitation per year at Bryant
Year	Days	Decade average
1912	15	17.5
1913	18	17.5
1914	21	17.5
1915	19	17.5
1916	16	17.5
1917	16	17.5
1953	27	18.4
1956	23	18.4
1957	19	18.4
1958	11	18.4
1959	12	18.4
1960	19	18.9
1961	16	18.9
1962	22	18.9
1963	20	18.9
1964	15	18.9
1965	28	18.9
1966	21	18.9
1967	10	18.9
1968	21	18.9
1969	17	18.9
1970	18	17.9
1971	17	17.9
1972	26	17.9
1973	13	17.9
1974	13	17.9
1975	19	17.9
1976	9	17.9
1977	33	17.9
1978	14	17.9
1979	17	17.9
1980	15	18.9
1981	16	18.9
1982	23	18.9
1983	17	18.9
1984	25	18.9
1985	20	18.9
1986	26	18.9
1987	17	18.9
1988	11	18.9
1989	19	18.9
1990	18	22
1991	24	22
1992	21	22
1993	27	22
1994	17	22
1995	26	22
1996	18	22
1997	23	22
1998	27	22
1999	19	22
2000	20	22
2001	23	22
2002	12	22
2003	12	22
2004	27	22
2005	23	22
2007	29	22
2008	25	22
2009	27	22
2010	22	20.7
2011	14	20.7
2012	26	20.7
2013	20	20.7
2014	21	20.7
2015	21	20.7

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

First to last qualifying date each year at Bryant
Year	First date	Last date
1912	1912-04-13	1912-09-25
1913	1913-02-22	1913-10-05
1914	1914-04-26	1914-10-12
1915	1915-02-13	1915-12-16
1916	1916-01-01	1916-08-21
1917	1917-03-16	1917-09-19
1953	1953-01-15	1953-12-19
1956	1956-03-27	1956-11-05
1957	1957-02-21	1957-11-02
1958	1958-02-27	1958-11-18
1959	1959-05-09	1959-10-21
1960	1960-02-03	1960-12-05
1961	1961-05-05	1961-11-02
1962	1962-02-18	1962-10-07
1963	1963-03-19	1963-12-08
1964	1964-03-19	1964-09-07
1965	1965-03-17	1965-12-11
1966	1966-02-09	1966-10-14
1967	1967-01-06	1967-10-07
1968	1968-04-03	1968-12-22
1969	1969-01-28	1969-10-31
1970	1970-03-03	1970-11-09
1971	1971-02-19	1971-11-18
1972	1972-03-21	1972-12-30
1973	1973-03-06	1973-10-09
1974	1974-02-21	1974-08-17
1975	1975-01-08	1975-11-20
1976	1976-03-12	1976-10-04
1977	1977-02-23	1977-12-31
1978	1978-04-17	1978-09-18
1979	1979-03-18	1979-10-31
1980	1980-04-08	1980-10-16
1981	1981-02-27	1981-12-01
1982	1982-04-19	1982-11-10
1983	1983-03-06	1983-11-28
1984	1984-01-29	1984-10-19
1985	1985-04-24	1985-11-18
1986	1986-03-18	1986-09-19
1987	1987-03-18	1987-12-27
1988	1988-01-23	1988-11-12
1989	1989-03-14	1989-11-05
1990	1990-03-12	1990-10-17
1991	1991-04-12	1991-10-28
1992	1992-03-04	1992-11-01
1993	1993-04-07	1993-11-25
1994	1994-04-15	1994-11-26
1995	1995-03-25	1995-10-23
1996	1996-01-18	1996-11-16
1997	1997-01-04	1997-10-13
1998	1998-03-31	1998-12-26
1999	1999-04-06	1999-10-01
2000	2000-04-07	2000-11-12
2001	2001-01-30	2001-11-26
2002	2002-03-05	2002-10-30
2003	2003-05-04	2003-11-23
2004	2004-03-27	2004-10-30
2005	2005-04-11	2005-12-31
2007	2007-02-24	2007-12-02
2008	2008-03-27	2008-12-09
2009	2009-02-26	2009-10-31
2010	2010-01-23	2010-12-31
2011	2011-01-01	2011-08-29
2012	2012-02-29	2012-12-16
2013	2013-02-10	2013-12-26
2014	2014-03-05	2014-12-26
2015	2015-04-19	2015-12-26

Every Fixed Threshold

Fixed thresholds at Bryant
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
0 C (32 F): Frost days (min	1	0	n/a	160
-10 C (14 F): Days with min	1	0	n/a	74
-20 C (-4 F): Days with min	1	0	n/a	27
20 C (68 F): Tropical nights (min	1	0	n/a	6
10 mm (0.39 in): Days with 10 mm or more rain	66	33	1977	21
25 mm (0.98 in): Days with 25 mm or more rain	66	13	1977	12
50 mm (1.97 in): Days with 50 mm or more rain	32	4	1956	4
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1991	1
10 cm (3.9 in): Days with 10 cm or more snowfall	51	10	1996	4
25 cm (9.8 in): Days with 25 cm or more snowfall	10	3	2001	1
50 cm (19.7 in): Days with 50 cm or more snowfall	3	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 1913.

Download the Data

Data for Bryant 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).

Bryant Threshold Days by Year (USC00391102)

Key Facts for Bryant Thresholds

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

Every Fixed Threshold

Download the Data

Related