Hettinger Threshold Days by Year

21 fixed thresholds counted per year at Hettinger (USC00324178): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hettinger Thresholds

Hettinger: days with 10 mm (0.39 in) or more of precipitation in 76 years, most in 1982 with 24.
Hettinger: days with a maximum temperature at or above 30 C (86 F) in 74 years, most in 1936 with 85.
Hettinger: days with a maximum temperature at or above 90 F (32.2 C) in 74 years, most in 1936 with 64.
Hettinger: days with a maximum temperature at or below 0 C (32 F) in 74 years, most in 1978 with 105.
21 fixed thresholds have at least one qualifying day at Hettinger.

Days at or above 30 C (86 F)

74 years with a qualifying day

Days per year at Hettinger with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 85 in 1936.

Days at or above 30 C (86 F) per year at Hettinger
Year	Days	Decade average
1911	41	43
1913	37	43
1916	35	43
1917	47	43
1918	33	43
1919	65	43
1920	47	40.2
1921	62	40.2
1922	49	40.2
1923	32	40.2
1924	18	40.2
1925	53	40.2
1926	53	40.2
1927	31	40.2
1928	16	40.2
1929	41	40.2
1930	42	57.1
1931	44	57.1
1932	39	57.1
1933	58	57.1
1934	62	57.1
1935	54	57.1
1936	85	57.1
1937	64	57.1
1939	66	57.1
1940	65	48
1941	53	48
1942	30	48
1946	50	48
1947	48	48
1948	42	48
1951	23	31.4
1952	44	31.4
1953	18	31.4
1954	30	31.4
1955	44	31.4
1956	29	31.4
1957	32	31.4
1960	43	39.4
1961	46	39.4
1962	22	39.4
1963	43	39.4
1964	40	39.4
1967	40	39.4
1969	42	39.4
1970	53	39.1
1971	37	39.1
1972	31	39.1
1973	41	39.1
1974	48	39.1
1975	35	39.1
1976	51	39.1
1977	36	39.1
1978	33	39.1
1979	26	39.1
1980	58	41.4
1981	35	41.4
1982	29	41.4
1983	48	41.4
1984	41	41.4
1985	31	41.4
1986	30	41.4
1987	40	41.4
1988	56	41.4
1989	46	41.4
1990	47	32
1991	34	32
1992	17	32
1993	9	32
1994	30	32
1995	30	32
1996	33	32
1997	37	32
1998	51	32

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

First to last qualifying date each year at Hettinger
Year	First date	Last date
1911	1911-04-27	1911-09-01
1913	1913-04-15	1913-09-13
1916	1916-07-01	1916-09-30
1917	1917-05-15	1917-09-24
1918	1918-05-03	1918-10-14
1919	1919-05-26	1919-09-17
1920	1920-06-07	1920-09-21
1921	1921-05-22	1921-09-02
1922	1922-06-04	1922-10-05
1923	1923-04-18	1923-09-21
1924	1924-06-20	1924-08-29
1925	1925-05-19	1925-09-25
1926	1926-05-01	1926-09-22
1927	1927-04-26	1927-09-06
1928	1928-05-08	1928-09-06
1929	1929-05-24	1929-09-14
1930	1930-06-20	1930-09-23
1931	1931-05-14	1931-09-29
1932	1932-05-13	1932-09-08
1933	1933-05-31	1933-09-18
1934	1934-05-05	1934-10-11
1935	1935-06-29	1935-09-23
1936	1936-05-14	1936-09-24
1937	1937-05-27	1937-10-05
1939	1939-04-30	1939-09-21
1940	1940-05-11	1940-09-19
1941	1941-05-13	1941-09-19
1942	1942-04-14	1942-10-11
1946	1946-06-05	1946-09-16
1947	1947-07-02	1947-09-08
1948	1948-05-18	1948-09-19
1951	1951-06-15	1951-08-23
1952	1952-04-28	1952-09-27
1953	1953-06-12	1953-10-01
1954	1954-05-20	1954-08-31
1955	1955-04-30	1955-09-12
1956	1956-05-21	1956-10-12
1957	1957-07-01	1957-08-21
1960	1960-06-25	1960-09-20
1961	1961-06-07	1961-09-07
1962	1962-04-24	1962-09-07
1963	1963-06-29	1963-10-04
1964	1964-05-19	1964-09-17
1967	1967-05-22	1967-09-22
1969	1969-05-14	1969-09-19
1970	1970-05-17	1970-10-05
1971	1971-07-02	1971-09-13
1972	1972-05-16	1972-09-19
1973	1973-05-18	1973-09-01
1974	1974-06-03	1974-09-26
1975	1975-06-24	1975-10-04
1976	1976-06-03	1976-09-17
1977	1977-04-09	1977-08-19
1978	1978-06-29	1978-09-10
1979	1979-05-16	1979-09-17
1980	1980-04-19	1980-10-09
1981	1981-04-25	1981-09-13
1982	1982-05-04	1982-09-11
1983	1983-05-27	1983-09-28
1984	1984-05-17	1984-09-20
1985	1985-05-04	1985-09-16
1986	1986-05-05	1986-08-31
1987	1987-04-19	1987-10-04
1988	1988-05-26	1988-08-31
1989	1989-04-23	1989-10-01
1990	1990-06-10	1990-09-27
1991	1991-06-12	1991-10-17
1992	1992-05-01	1992-10-02
1993	1993-06-21	1993-09-12
1994	1994-05-18	1994-09-15
1995	1995-06-15	1995-09-16
1996	1996-06-12	1996-09-10
1997	1997-06-01	1997-10-05
1998	1998-05-18	1998-09-19

Every Fixed Threshold

Fixed thresholds at Hettinger
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	74	85	1936	51
35 C (95 F): Days	73	40	1936	10
40 C (104 F): Days	24	14	1936	1
45 C (113 F): Days	1	1	1936	1
90 F (32.2 C): Days	74	64	1936	27
100 F (37.8 C): Days	52	23	1936	1
110 F (43.3 C): Days	2	1	1936	1
0 C (32 F): Ice days (max	74	105	1978	61
0 C (32 F): Frost days (min	74	217	1917	176
-10 C (14 F): Days with min	74	108	1978	45
-20 C (-4 F): Days with min	74	58	1916	21
-30 C (-22 F): Days with min	62	20	1936	3
-40 C (-40 F): Days with min	3	2	1916	2
20 C (68 F): Tropical nights (min	44	36	1926	1
25 C (77 F): Days with min	6	6	1926	1
10 mm (0.39 in): Days with 10 mm or more rain	76	24	1982	9
25 mm (0.98 in): Days with 25 mm or more rain	68	7	1962	1
50 mm (1.97 in): Days with 50 mm or more rain	20	1	1919	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1928	1
10 cm (3.9 in): Days with 10 cm or more snowfall	48	5	1982	3
25 cm (9.8 in): Days with 25 cm or more snowfall	4	1	1967	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1911.

Download the Data

Data for Hettinger 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Hettinger Threshold Days by Year

Key Facts for Hettinger Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related