Hazelton Threshold Days by Year (USC00104140)

18 fixed thresholds counted per year at Hazelton (USC00104140): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hazelton Thresholds

Hazelton: nights with a minimum temperature at or below 0 C (32 F) in 92 years, most in 1919 with 190.
Hazelton: nights with a minimum temperature at or below -10 C (14 F) in 92 years, most in 1985 with 87.
Hazelton: days with a maximum temperature at or above 30 C (86 F) in 91 years, most in 1926 with 113.
Hazelton: days with a maximum temperature at or above 35 C (95 F) in 91 years, most in 1940 with 55.
18 fixed thresholds have at least one qualifying day at Hazelton.

Days at or above 30 C (86 F)

91 years with a qualifying day

Days per year at Hazelton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 113 in 1926.

Days at or above 30 C (86 F) per year at Hazelton
Year	Days	Decade average
1918	62	76
1919	90	76
1920	73	81.3
1921	76	81.3
1923	81	81.3
1924	81	81.3
1926	113	81.3
1927	73	81.3
1928	69	81.3
1929	84	81.3
1931	105	93.6
1932	78	93.6
1933	93	93.6
1934	99	93.6
1935	98	93.6
1936	101	93.6
1937	85	93.6
1938	94	93.6
1939	89	93.6
1940	87	74.6
1941	69	74.6
1942	84	74.6
1944	76	74.6
1945	79	74.6
1946	87	74.6
1947	75	74.6
1948	59	74.6
1949	55	74.6
1950	42	58.1
1951	39	58.1
1952	60	58.1
1953	46	58.1
1954	65	58.1
1955	64	58.1
1956	60	58.1
1957	67	58.1
1958	76	58.1
1959	62	58.1
1960	64	59.2
1961	75	59.2
1962	45	59.2
1963	53	59.2
1964	55	59.2
1965	29	59.2
1966	75	59.2
1967	78	59.2
1968	56	59.2
1969	62	59.2
1970	67	57.5
1971	58	57.5
1972	50	57.5
1973	63	57.5
1974	65	57.5
1975	34	57.5
1976	56	57.5
1977	58	57.5
1978	50	57.5
1979	74	57.5
1980	51	62.9
1981	73	62.9
1982	40	62.9
1983	56	62.9
1984	62	62.9
1985	60	62.9
1986	70	62.9
1987	74	62.9
1988	82	62.9
1989	61	62.9
1990	64	62.3
1991	76	62.3
1992	68	62.3
1993	33	62.3
1994	77	62.3
1997	54	62.3
1998	67	62.3
1999	59	62.3
2000	68	66.3
2001	76	66.3
2002	57	66.3
2003	73	66.3
2004	47	66.3
2005	63	66.3
2006	74	66.3
2007	73	66.3
2008	69	66.3
2009	63	66.3
2010	53	54.8
2011	68	54.8
2014	55	54.8
2015	41	54.8
2016	57	54.8

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

First to last qualifying date each year at Hazelton
Year	First date	Last date
1918	1918-05-03	1918-09-21
1919	1919-05-18	1919-09-11
1920	1920-06-04	1920-10-01
1921	1921-06-07	1921-09-01
1923	1923-05-25	1923-09-21
1924	1924-05-04	1924-09-23
1926	1926-04-13	1926-10-16
1927	1927-04-26	1927-09-21
1928	1928-05-05	1928-09-26
1929	1929-05-20	1929-10-04
1931	1931-05-06	1931-10-01
1932	1932-05-12	1932-10-02
1933	1933-05-25	1933-10-07
1934	1934-04-20	1934-10-11
1935	1935-05-22	1935-10-05
1936	1936-04-16	1936-09-24
1937	1937-05-24	1937-10-01
1938	1938-05-24	1938-09-29
1939	1939-04-21	1939-09-24
1940	1940-04-13	1940-09-12
1941	1941-05-10	1941-09-17
1942	1942-05-21	1942-10-10
1944	1944-05-12	1944-10-07
1945	1945-05-03	1945-10-14
1946	1946-04-18	1946-09-30
1947	1947-05-02	1947-10-04
1948	1948-05-16	1948-09-17
1949	1949-05-27	1949-09-27
1950	1950-06-29	1950-09-07
1951	1951-05-27	1951-09-16
1952	1952-05-31	1952-10-07
1953	1953-06-10	1953-10-08
1954	1954-05-08	1954-09-21
1955	1955-06-08	1955-09-13
1956	1956-05-18	1956-09-19
1957	1957-06-03	1957-09-30
1958	1958-05-05	1958-10-14
1959	1959-05-13	1959-09-12
1960	1960-05-10	1960-09-27
1961	1961-05-25	1961-09-15
1962	1962-04-18	1962-09-19
1963	1963-07-01	1963-10-02
1964	1964-05-16	1964-08-25
1965	1965-06-11	1965-10-08
1966	1966-05-03	1966-09-23
1967	1967-05-17	1967-09-29
1968	1968-05-28	1968-09-14
1969	1969-05-23	1969-09-28
1970	1970-06-03	1970-10-04
1971	1971-06-21	1971-09-11
1972	1972-05-04	1972-09-04
1973	1973-05-16	1973-09-14
1974	1974-06-11	1974-09-24
1975	1975-05-14	1975-09-14
1976	1976-05-27	1976-09-11
1977	1977-04-25	1977-09-11
1978	1978-05-15	1978-09-27
1979	1979-05-15	1979-10-01
1980	1980-04-20	1980-10-04
1981	1981-05-01	1981-09-18
1982	1982-06-16	1982-09-09
1983	1983-05-24	1983-09-13
1984	1984-05-12	1984-09-18
1985	1985-05-01	1985-08-30
1986	1986-05-02	1986-09-05
1987	1987-04-26	1987-10-03
1988	1988-05-12	1988-09-09
1989	1989-05-06	1989-09-29
1990	1990-06-08	1990-09-14
1991	1991-06-10	1991-10-11
1992	1992-04-26	1992-10-01
1993	1993-05-11	1993-09-10
1994	1994-05-25	1994-09-28
1997	1997-05-13	1997-10-01
1998	1998-06-29	1998-09-17
1999	1999-05-22	1999-09-22
2000	2000-04-27	2000-09-28
2001	2001-05-12	2001-09-27
2002	2002-05-19	2002-09-15
2003	2003-05-23	2003-10-22
2004	2004-06-03	2004-09-11
2005	2005-06-20	2005-09-20
2006	2006-05-14	2006-09-12
2007	2007-05-11	2007-09-15
2008	2008-05-16	2008-10-01
2009	2009-05-17	2009-09-28
2010	2010-06-23	2010-10-03
2011	2011-06-05	2011-10-03
2014	2014-05-27	2014-09-25
2015	2015-05-31	2015-10-09
2016	2016-06-05	2016-08-31

Every Fixed Threshold

Fixed thresholds at Hazelton
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	91	113	1926	57
35 C (95 F): Days	91	55	1940	15
40 C (104 F): Days	25	13	1935	2
45 C (113 F): Days	1	1	1940	1
90 F (32.2 C): Days	91	85	1931	44
100 F (37.8 C): Days	65	27	1940	1
110 F (43.3 C): Days	5	1	1931	1
0 C (32 F): Ice days (max	91	73	1985	29
0 C (32 F): Frost days (min	92	190	1919	130
-10 C (14 F): Days with min	92	87	1985	26
-20 C (-4 F): Days with min	58	21	1949	1
-30 C (-22 F): Days with min	7	3	1933	3
20 C (68 F): Tropical nights (min	31	5	1923	3
25 C (77 F): Days with min	1	2	1924	2
10 mm (0.39 in): Days with 10 mm or more rain	89	16	2016	16
25 mm (0.98 in): Days with 25 mm or more rain	22	3	2005	1
10 cm (3.9 in): Days with 10 cm or more snowfall	48	5	1937	1
25 cm (9.8 in): Days with 25 cm or more snowfall	3	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 1918.

Download the Data

Data for Hazelton 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).

Hazelton Threshold Days by Year (USC00104140)

Key Facts for Hazelton Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related