Benham Threshold Days by Year (USC00150595)

15 fixed thresholds counted per year at Benham (USC00150595): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Benham Thresholds

Benham: nights with a minimum temperature at or below 0 C (32 F) in 17 years, most in 1960 with 132.
Benham: nights with a minimum temperature at or below -10 C (14 F) in 17 years, most in 1958 with 38.
Benham: nights with a minimum temperature at or above 20 C (68 F) in 17 years, most in 1949 with 13.
Benham: days with a maximum temperature at or above 30 C (86 F) in 16 years, most in 1954 with 99.
15 fixed thresholds have at least one qualifying day at Benham.

Days at or above 30 C (86 F)

16 years with a qualifying day

Days per year at Benham with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 99 in 1954.

Days at or above 30 C (86 F) per year at Benham
Year	Days	Decade average
1946	39	62.5
1947	64	62.5
1948	67	62.5
1949	80	62.5
1951	64	81.1
1952	88	81.1
1953	94	81.1
1954	99	81.1
1955	84	81.1
1956	68	81.1
1957	82	81.1
1958	68	81.1
1959	83	81.1
1960	59	54.5
1961	50	54.5
1985	48	48

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

First to last qualifying date each year at Benham
Year	First date	Last date
1946	1946-04-04	1946-10-06
1947	1947-05-13	1947-10-23
1948	1948-04-25	1948-09-23
1949	1949-05-04	1949-10-10
1951	1951-05-15	1951-09-13
1952	1952-04-21	1952-10-01
1953	1953-04-25	1953-10-04
1954	1954-04-21	1954-10-14
1955	1955-04-20	1955-09-24
1956	1956-04-28	1956-09-16
1957	1957-04-22	1957-09-23
1958	1958-05-15	1958-09-27
1959	1959-05-04	1959-10-07
1960	1960-04-25	1960-09-23
1961	1961-04-25	1961-09-26
1985	1985-04-21	1985-09-11

Every Fixed Threshold

Fixed thresholds at Benham
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	16	99	1954	48
35 C (95 F): Days	11	22	1952	1
40 C (104 F): Days	1	1	1952	1
90 F (32.2 C): Days	16	64	1953	14
100 F (37.8 C): Days	5	8	1952	5
0 C (32 F): Ice days (max	16	26	1958	16
0 C (32 F): Frost days (min	17	132	1960	91
-10 C (14 F): Days with min	17	38	1958	25
-20 C (-4 F): Days with min	6	4	1958	2
20 C (68 F): Tropical nights (min	17	13	1949	2
10 mm (0.39 in): Days with 10 mm or more rain	16	52	1956	39
25 mm (0.98 in): Days with 25 mm or more rain	16	17	1956	12
50 mm (1.97 in): Days with 50 mm or more rain	14	4	1956	1
10 cm (3.9 in): Days with 10 cm or more snowfall	10	10	1960	2
25 cm (9.8 in): Days with 25 cm or more snowfall	2	2	1960	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1946.

Download the Data

Data for Benham 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).

Benham Threshold Days by Year (USC00150595)

Key Facts for Benham Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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