Wind River Threshold Days by Year

17 fixed thresholds counted per year at Wind River (USC00459342): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wind River Thresholds

Wind River: days with 10 cm (3.9 in) or more of snowfall in 35 years, most in 1956 with 19.
Wind River: nights with a minimum temperature at or below 0 C (32 F) in 32 years, most in 1952 with 176.
Wind River: days with a maximum temperature at or above 30 C (86 F) in 31 years, most in 1958 with 46.
Wind River: days with a maximum temperature at or above 90 F (32.2 C) in 31 years, most in 1931 with 23.
17 fixed thresholds have at least one qualifying day at Wind River.

Days at or above 30 C (86 F)

31 years with a qualifying day

Days per year at Wind River with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 46 in 1958.

Days at or above 30 C (86 F) per year at Wind River
Year	Days	Decade average
1931	37	29.4
1932	30	29.4
1933	26	29.4
1934	26	29.4
1935	37	29.4
1936	20	29.4
1937	24	29.4
1938	33	29.4
1939	32	29.4
1940	25	23
1941	18	23
1942	30	23
1943	23	23
1944	26	23
1945	30	23
1947	16	23
1948	18	23
1949	21	23
1950	26	23.9
1951	21	23.9
1952	38	23.9
1953	19	23.9
1954	5	23.9
1955	22	23.9
1956	26	23.9
1957	12	23.9
1958	46	23.9
1971	37	27.3
1974	38	27.3
1975	21	27.3
1976	13	27.3

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

First to last qualifying date each year at Wind River
Year	First date	Last date
1931	1931-05-11	1931-09-04
1932	1932-06-11	1932-10-01
1933	1933-06-12	1933-08-27
1934	1934-04-20	1934-09-04
1935	1935-05-20	1935-09-30
1936	1936-05-10	1936-08-31
1937	1937-06-01	1937-09-14
1938	1938-05-24	1938-09-18
1939	1939-05-13	1939-09-21
1940	1940-05-22	1940-09-23
1941	1941-05-23	1941-08-19
1942	1942-06-29	1942-09-26
1943	1943-06-28	1943-10-07
1944	1944-05-27	1944-09-11
1945	1945-06-17	1945-09-12
1947	1947-04-13	1947-09-24
1948	1948-06-02	1948-09-12
1949	1949-05-11	1949-09-08
1950	1950-06-03	1950-09-21
1951	1951-05-22	1951-08-21
1952	1952-05-27	1952-10-02
1953	1953-05-05	1953-09-14
1954	1954-05-17	1954-09-01
1955	1955-06-07	1955-09-06
1956	1956-05-16	1956-08-31
1957	1957-05-29	1957-09-24
1958	1958-05-16	1958-09-08
1971	1971-06-21	1971-08-29
1974	1974-06-01	1974-10-02
1975	1975-05-31	1975-09-05
1976	1976-06-29	1976-09-11

Every Fixed Threshold

Fixed thresholds at Wind River
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	31	46	1958	13
35 C (95 F): Days	26	14	1971	6
40 C (104 F): Days	6	2	1935	1
90 F (32.2 C): Days	31	23	1931	2
100 F (37.8 C): Days	13	5	1971	2
0 C (32 F): Ice days (max	30	25	1950	1
0 C (32 F): Frost days (min	32	176	1952	110
-10 C (14 F): Days with min	26	26	1949	9
-20 C (-4 F): Days with min	6	8	1950	2
20 C (68 F): Tropical nights (min	2	2	1976	2
10 mm (0.39 in): Days with 10 mm or more rain	30	110	1950	57
25 mm (0.98 in): Days with 25 mm or more rain	30	58	1950	29
50 mm (1.97 in): Days with 50 mm or more rain	30	16	1953	10
100 mm (3.94 in): Days with 100 mm or more rain	14	2	1933	4
10 cm (3.9 in): Days with 10 cm or more snowfall	35	19	1956	2
25 cm (9.8 in): Days with 25 cm or more snowfall	24	6	1950	5
50 cm (19.7 in): Days with 50 cm or more snowfall	4	1	1937	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1931.

Download the Data

Data for Wind River 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).

Wind River Threshold Days by Year

Key Facts for Wind River Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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