Manassa Threshold Days by Year (USC00055322)

12 fixed thresholds counted per year at Manassa (USC00055322): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Manassa Thresholds

Manassa: nights with a minimum temperature at or below 0 C (32 F) in 89 years, most in 1953 with 254.
Manassa: nights with a minimum temperature at or below -10 C (14 F) in 89 years, most in 1956 with 122.
Manassa: nights with a minimum temperature at or below -20 C (-4 F) in 89 years, most in 1919 with 55.
Manassa: days with 10 mm (0.39 in) or more of precipitation in 86 years, most in 2024 with 12.
12 fixed thresholds have at least one qualifying day at Manassa.

Days at or above 30 C (86 F)

78 years with a qualifying day

Days per year at Manassa with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 38 in 2002.

Days at or above 30 C (86 F) per year at Manassa
Year	Days	Decade average
1893	28	14
1894	10	14
1895	4	14
1909	5	5
1910	5	7.9
1911	5	7.9
1912	2	7.9
1913	11	7.9
1914	5	7.9
1915	2	7.9
1916	10	7.9
1917	10	7.9
1918	6	7.9
1919	23	7.9
1922	2	1.3
1924	1	1.3
1929	1	1.3
1931	5	6.7
1932	1	6.7
1934	4	6.7
1937	10	6.7
1938	6	6.7
1939	14	6.7
1940	16	6
1941	2	6
1942	3	6
1943	7	6
1944	3	6
1945	3	6
1946	9	6
1947	5	6
1952	14	14.3
1953	17	14.3
1954	30	14.3
1955	5	14.3
1956	17	14.3
1957	6	14.3
1958	11	14.3
1960	15	8
1962	3	8
1963	6	8
1970	16	12
1971	15	12
1972	11	12
1973	8	12
1974	11	12
1976	3	12
1979	20	12
1980	17	7.3
1981	17	7.3
1982	3	7.3
1983	7	7.3
1984	2	7.3
1985	6	7.3
1986	4	7.3
1988	2	7.3
1990	10	6.7
1991	1	6.7
1994	7	6.7
1995	8	6.7
1996	10	6.7
1998	9	6.7
1999	2	6.7
2000	11	12.8
2001	6	12.8
2002	38	12.8
2008	3	12.8
2009	6	12.8
2010	8	12.6
2011	19	12.6
2012	15	12.6
2013	13	12.6
2014	8	12.6
2020	20	22.6
2021	14	22.6
2024	11	22.6
2025	21	22.6
2026	47	22.6

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

First to last qualifying date each year at Manassa
Year	First date	Last date
1893	1893-06-07	1893-08-13
1894	1894-06-30	1894-07-27
1895	1895-05-08	1895-09-13
1909	1909-07-02	1909-07-16
1910	1910-07-16	1910-07-28
1911	1911-07-11	1911-08-19
1912	1912-06-04	1912-08-26
1913	1913-07-04	1913-08-05
1914	1914-06-27	1914-08-20
1915	1915-07-15	1915-07-18
1916	1916-06-11	1916-08-12
1917	1917-06-29	1917-08-08
1918	1918-06-11	1918-08-04
1919	1919-07-08	1919-08-31
1922	1922-07-15	1922-07-16
1924	1924-06-28	1924-06-28
1929	1929-07-22	1929-07-22
1931	1931-07-14	1931-07-27
1932	1932-06-29	1932-06-29
1934	1934-07-14	1934-08-06
1937	1937-06-20	1937-08-15
1938	1938-07-31	1938-08-22
1939	1939-06-13	1939-09-12
1940	1940-05-31	1940-08-16
1941	1941-08-20	1941-09-01
1942	1942-07-13	1942-07-31
1943	1943-06-22	1943-07-28
1944	1944-08-04	1944-09-21
1945	1945-07-19	1945-09-05
1946	1946-06-04	1946-08-06
1947	1947-07-12	1947-08-02
1952	1952-06-08	1952-09-06
1953	1953-06-10	1953-08-25
1954	1954-06-18	1954-09-01
1955	1955-06-18	1955-07-15
1956	1956-06-13	1956-09-16
1957	1957-06-28	1957-07-07
1958	1958-07-09	1958-08-15
1960	1960-06-19	1960-09-05
1962	1962-07-11	1962-08-09
1963	1963-06-27	1963-08-01
1970	1970-05-24	1970-08-29
1971	1971-06-17	1971-09-14
1972	1972-06-29	1972-08-12
1973	1973-06-26	1973-07-06
1974	1974-06-19	1974-09-08
1976	1976-07-09	1976-07-18
1979	1979-06-27	1979-09-09
1980	1980-06-25	1980-08-11
1981	1981-06-08	1981-08-06
1982	1982-07-21	1982-07-23
1983	1983-07-07	1983-07-21
1984	1984-07-05	1984-07-20
1985	1985-06-08	1985-08-30
1986	1986-07-29	1986-08-19
1988	1988-07-13	1988-08-14
1990	1990-06-23	1990-09-01
1991	1991-07-07	1991-07-07
1994	1994-06-24	1994-07-23
1995	1995-07-09	1995-09-02
1996	1996-06-19	1996-08-13
1998	1998-06-27	1998-08-23
1999	1999-07-01	1999-07-02
2000	2000-05-29	2000-08-15
2001	2001-07-04	2001-07-29
2002	2002-05-30	2002-08-26
2008	2008-07-31	2008-08-02
2009	2009-07-12	2009-08-22
2010	2010-06-06	2010-07-20
2011	2011-06-24	2011-08-31
2012	2012-06-19	2012-07-31
2013	2013-06-10	2013-08-31
2014	2014-06-29	2014-07-24
2020	2020-07-07	2020-09-06
2021	2021-06-13	2021-09-12
2024	2024-06-07	2024-08-20
2025	2025-06-15	2025-08-23
2026	2026-06-12	2026-08-23

Every Fixed Threshold

Fixed thresholds at Manassa
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	78	38	2002	47
35 C (95 F): Days	2	1	1919	1
90 F (32.2 C): Days	33	10	1919	14
0 C (32 F): Ice days (max	85	73	1992	4
0 C (32 F): Frost days (min	89	254	1953	115
-10 C (14 F): Days with min	89	122	1956	51
-20 C (-4 F): Days with min	89	55	1919	4
-30 C (-22 F): Days with min	34	9	1931	2
10 mm (0.39 in): Days with 10 mm or more rain	86	12	2024	2
25 mm (0.98 in): Days with 25 mm or more rain	26	3	1914	1
10 cm (3.9 in): Days with 10 cm or more snowfall	58	7	1990	4
25 cm (9.8 in): Days with 25 cm or more snowfall	10	1	1924	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 Manassa 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).

Manassa Threshold Days by Year (USC00055322)

Key Facts for Manassa Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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