Benson Threshold Days by Year (USC00460679)

17 fixed thresholds counted per year at Benson (USC00460679): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Benson Thresholds

Benson: nights with a minimum temperature at or below 0 C (32 F) in 38 years, most in 1963 with 158.
Benson: nights with a minimum temperature at or below -10 C (14 F) in 38 years, most in 1960 with 42.
Benson: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1951 with 56.
Benson: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 1945 with 15.
17 fixed thresholds have at least one qualifying day at Benson.

Days at or above 30 C (86 F)

34 years with a qualifying day

Days per year at Benson with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 95 in 1953.

Days at or above 30 C (86 F) per year at Benson
Year	Days	Decade average
1924	46	55
1925	75	55
1926	52	55
1927	47	55
1930	80	60.5
1931	70	60.5
1932	55	60.5
1933	48	60.5
1935	51	60.5
1937	49	60.5
1938	51	60.5
1939	80	60.5
1940	63	75
1941	89	75
1942	77	75
1943	89	75
1945	79	75
1946	61	75
1947	78	75
1948	53	75
1949	86	75
1950	41	70.9
1951	81	70.9
1952	88	70.9
1953	95	70.9
1954	81	70.9
1955	81	70.9
1956	49	70.9
1957	52	70.9
1959	70	70.9
1960	40	52.5
1961	62	52.5
1962	74	52.5
1963	34	52.5

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

First to last qualifying date each year at Benson
Year	First date	Last date
1924	1924-05-06	1924-09-01
1925	1925-04-23	1925-09-21
1926	1926-05-02	1926-10-04
1927	1927-05-09	1927-09-27
1930	1930-04-11	1930-09-26
1931	1931-05-18	1931-09-23
1932	1932-05-08	1932-09-22
1933	1933-06-03	1933-09-27
1935	1935-04-27	1935-08-22
1937	1937-05-22	1937-09-04
1938	1938-05-03	1938-10-18
1939	1939-04-25	1939-10-10
1940	1940-05-06	1940-09-22
1941	1941-04-19	1941-10-08
1942	1942-04-26	1942-09-19
1943	1943-05-06	1943-09-07
1945	1945-03-25	1945-10-20
1946	1946-05-15	1946-10-08
1947	1947-04-05	1947-10-23
1948	1948-04-25	1948-08-30
1949	1949-05-04	1949-10-11
1950	1950-03-27	1950-09-02
1951	1951-05-01	1951-10-05
1952	1952-04-22	1952-10-01
1953	1953-05-04	1953-10-04
1954	1954-04-20	1954-10-14
1955	1955-05-03	1955-09-24
1956	1956-04-28	1956-09-05
1957	1957-04-24	1957-09-19
1959	1959-05-02	1959-10-08
1960	1960-04-23	1960-09-09
1961	1961-05-09	1961-11-03
1962	1962-04-26	1962-10-16
1963	1963-05-09	1963-10-24

Every Fixed Threshold

Fixed thresholds at Benson
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	34	95	1953	34
35 C (95 F): Days	25	25	1952	3
40 C (104 F): Days	1	2	1953	2
90 F (32.2 C): Days	34	66	1953	14
100 F (37.8 C): Days	5	5	1953	4
0 C (32 F): Ice days (max	34	28	1963	28
0 C (32 F): Frost days (min	38	158	1963	158
-10 C (14 F): Days with min	38	42	1960	41
-20 C (-4 F): Days with min	25	10	1963	10
-30 C (-22 F): Days with min	6	1	1925	1
20 C (68 F): Tropical nights (min	37	17	1949	1
10 mm (0.39 in): Days with 10 mm or more rain	38	56	1951	41
25 mm (0.98 in): Days with 25 mm or more rain	38	15	1945	8
50 mm (1.97 in): Days with 50 mm or more rain	25	3	1926	2
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1945	1
10 cm (3.9 in): Days with 10 cm or more snowfall	9	5	1953	1
25 cm (9.8 in): Days with 25 cm or more snowfall	3	3	1950	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1924.

Download the Data

Data for Benson 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).

Benson Threshold Days by Year (USC00460679)

Key Facts for Benson Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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