Mansfield 5 W Threshold Days by Year (USC00334874)

18 fixed thresholds counted per year at Mansfield 5 W (USC00334874): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mansfield 5 W Thresholds

Mansfield 5 W: days with 10 mm (0.39 in) or more of precipitation in 99 years, most in 2008 with 53.
Mansfield 5 W: days with 25 mm (0.98 in) or more of precipitation in 99 years, most in 2018 with 17.
Mansfield 5 W: days with a maximum temperature at or above 30 C (86 F) in 96 years, most in 1934 with 70.
Mansfield 5 W: days with a maximum temperature at or below 0 C (32 F) in 96 years, most in 1960 with 70.
18 fixed thresholds have at least one qualifying day at Mansfield 5 W.

Days at or above 30 C (86 F)

96 years with a qualifying day

Days per year at Mansfield 5 W with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 70 in 1934.

Days at or above 30 C (86 F) per year at Mansfield 5 W
Year	Days	Decade average
1917	8	26.7
1918	39	26.7
1919	33	26.7
1921	45	28.9
1922	15	28.9
1923	17	28.9
1925	45	28.9
1926	16	28.9
1927	23	28.9
1928	41	28.9
1929	29	28.9
1930	59	46.2
1931	63	46.2
1932	28	46.2
1933	46	46.2
1934	70	46.2
1935	23	46.2
1936	61	46.2
1937	37	46.2
1938	41	46.2
1939	34	46.2
1940	30	33.3
1941	54	33.3
1942	37	33.3
1943	45	33.3
1944	43	33.3
1945	25	33.3
1946	19	33.3
1947	22	33.3
1949	25	33.3
1950	8	24.2
1951	16	24.2
1952	39	24.2
1953	41	24.2
1954	26	24.2
1955	40	24.2
1956	12	24.2
1957	24	24.2
1958	7	24.2
1959	29	24.2
1960	7	18.2
1961	13	18.2
1962	24	18.2
1963	19	18.2
1964	30	18.2
1965	19	18.2
1966	19	18.2
1967	9	18.2
1968	25	18.2
1969	17	18.2
1970	25	17.9
1971	19	17.9
1972	11	17.9
1973	21	17.9
1974	20	17.9
1975	26	17.9
1976	7	17.9
1977	20	17.9
1978	19	17.9
1979	11	17.9
1980	19	17.9
1981	10	17.9
1982	8	17.9
1984	16	17.9
1985	5	17.9
1986	19	17.9
1987	22	17.9
1988	47	17.9
1989	15	17.9
1990	13	22.2
1991	40	22.2
1992	5	22.2
1993	29	22.2
1994	17	22.2
1995	31	22.2
1996	17	22.2
1997	11	22.2
1998	25	22.2
1999	34	22.2
2000	5	20
2001	22	20
2002	40	20
2003	3	20
2004	1	20
2005	39	20
2006	26	20
2008	24	20
2010	38	31.4
2012	55	31.4
2013	22	31.4
2014	20	31.4
2015	32	31.4
2017	20	31.4
2018	34	31.4
2019	30	31.4
2025	6	6

For each year, a bar from the first to the last day at Mansfield 5 W meeting 30 C (86 F).

First to last qualifying date each year at Mansfield 5 W
Year	First date	Last date
1917	1917-05-18	1917-08-05
1918	1918-05-22	1918-08-25
1919	1919-05-29	1919-08-14
1921	1921-05-20	1921-09-02
1922	1922-06-24	1922-10-05
1923	1923-05-31	1923-08-07
1925	1925-04-23	1925-09-20
1926	1926-05-07	1926-08-29
1927	1927-05-22	1927-10-02
1928	1928-05-11	1928-10-15
1929	1929-05-27	1929-09-28
1930	1930-04-11	1930-09-11
1931	1931-05-28	1931-09-22
1932	1932-06-03	1932-09-19
1933	1933-06-04	1933-09-09
1934	1934-05-18	1934-09-26
1935	1935-06-13	1935-09-25
1936	1936-05-08	1936-09-23
1937	1937-05-31	1937-10-01
1938	1938-06-21	1938-09-12
1939	1939-05-19	1939-10-08
1940	1940-06-06	1940-09-21
1941	1941-05-21	1941-10-06
1942	1942-04-26	1942-09-18
1943	1943-06-03	1943-09-03
1944	1944-05-27	1944-09-04
1945	1945-06-14	1945-09-10
1946	1946-06-29	1946-09-22
1947	1947-06-10	1947-08-30
1949	1949-05-05	1949-07-30
1950	1950-06-09	1950-08-29
1951	1951-06-03	1951-10-05
1952	1952-05-05	1952-09-13
1953	1953-05-30	1953-10-03
1954	1954-06-09	1954-10-02
1955	1955-06-18	1955-09-19
1956	1956-06-12	1956-08-28
1957	1957-06-16	1957-09-02
1958	1958-06-05	1958-09-04
1959	1959-05-06	1959-09-28
1960	1960-07-12	1960-09-08
1961	1961-06-12	1961-09-12
1962	1962-05-14	1962-08-30
1963	1963-06-10	1963-08-03
1964	1964-05-19	1964-09-10
1965	1965-06-22	1965-09-18
1966	1966-06-09	1966-09-03
1967	1967-05-27	1967-07-09
1968	1968-06-08	1968-08-25
1969	1969-05-29	1969-09-01
1970	1970-06-30	1970-09-24
1971	1971-06-05	1971-09-29
1972	1972-07-11	1972-08-16
1973	1973-06-10	1973-09-05
1974	1974-06-20	1974-08-27
1975	1975-05-19	1975-08-24
1976	1976-06-09	1976-07-15
1977	1977-05-20	1977-09-01
1978	1978-05-27	1978-09-21
1979	1979-05-09	1979-08-31
1980	1980-06-26	1980-09-21
1981	1981-06-14	1981-08-10
1982	1982-05-18	1982-07-27
1984	1984-06-07	1984-09-03
1985	1985-07-09	1985-09-09
1986	1986-04-01	1986-09-30
1987	1987-05-29	1987-08-17
1988	1988-05-16	1988-08-18
1989	1989-06-23	1989-09-09
1990	1990-04-27	1990-09-06
1991	1991-05-13	1991-09-16
1992	1992-06-16	1992-08-10
1993	1993-05-09	1993-09-14
1994	1994-06-06	1994-07-21
1995	1995-06-18	1995-08-31
1996	1996-05-19	1996-09-05
1997	1997-06-20	1997-08-16
1998	1998-05-15	1998-09-26
1999	1999-06-06	1999-09-12
2000	2000-06-01	2000-09-01
2001	2001-06-13	2001-09-09
2002	2002-06-04	2002-09-10
2003	2003-06-25	2003-07-04
2004	2004-08-27	2004-08-27
2005	2005-06-05	2005-08-21
2006	2006-05-28	2006-08-27
2008	2008-06-05	2008-09-14
2010	2010-05-26	2010-09-24
2012	2012-05-03	2012-09-03
2013	2013-05-21	2013-09-11
2014	2014-06-17	2014-09-06
2015	2015-05-07	2015-09-08
2017	2017-05-17	2017-09-26
2018	2018-05-27	2018-10-09
2019	2019-05-25	2019-10-01
2025	2025-06-24	2025-10-01

Every Fixed Threshold

Fixed thresholds at Mansfield 5 W
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	96	70	1934	6
35 C (95 F): Days	31	15	1934	5
40 C (104 F): Days	2	2	1934	1
90 F (32.2 C): Days	84	41	1931	2
100 F (37.8 C): Days	6	8	1936	1
0 C (32 F): Ice days (max	96	70	1960	1
0 C (32 F): Frost days (min	95	163	1940	18
-10 C (14 F): Days with min	95	54	1963	2
-20 C (-4 F): Days with min	83	20	1963	4
-30 C (-22 F): Days with min	6	2	1950	1
20 C (68 F): Tropical nights (min	93	27	1921	5
25 C (77 F): Days with min	4	2	1918	1
10 mm (0.39 in): Days with 10 mm or more rain	99	53	2008	5
25 mm (0.98 in): Days with 25 mm or more rain	99	17	2018	3
50 mm (1.97 in): Days with 50 mm or more rain	62	4	1946	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1957	1
10 cm (3.9 in): Days with 10 cm or more snowfall	32	4	1964	3
25 cm (9.8 in): Days with 25 cm or more snowfall	4	1	1968	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1917.

Download the Data

Data for Mansfield 5 W 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).

Mansfield 5 W Threshold Days by Year (USC00334874)

Key Facts for Mansfield 5 W Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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