Dugway Proving Grounds Threshold Days by Year (USW00024103)

14 fixed thresholds counted per year at Dugway Proving Grounds (USW00024103): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dugway Proving Grounds Thresholds

Dugway Proving Grounds: days with a maximum temperature at or above 30 C (86 F) in 17 years, most in 1958 with 106.
Dugway Proving Grounds: days with a maximum temperature at or above 35 C (95 F) in 17 years, most in 1953 with 43.
Dugway Proving Grounds: days with a maximum temperature at or above 90 F (32.2 C) in 17 years, most in 1958 with 78.
Dugway Proving Grounds: days with a maximum temperature at or below 0 C (32 F) in 16 years, most in 1955 with 41.
14 fixed thresholds have at least one qualifying day at Dugway Proving Grounds.

Days at or above 30 C (86 F)

17 years with a qualifying day

Days per year at Dugway Proving Grounds with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 106 in 1958.

Days at or above 30 C (86 F) per year at Dugway Proving Grounds
Year	Days	Decade average
1951	77	90.3
1952	92	90.3
1953	99	90.3
1954	91	90.3
1955	84	90.3
1956	92	90.3
1957	84	90.3
1958	106	90.3
1959	88	90.3
1960	96	82.6
1961	90	82.6
1962	89	82.6
1963	78	82.6
1964	74	82.6
1965	54	82.6
1966	97	82.6
2025	3	3

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

First to last qualifying date each year at Dugway Proving Grounds
Year	First date	Last date
1951	1951-05-26	1951-09-27
1952	1952-06-04	1952-10-03
1953	1953-06-09	1953-10-09
1954	1954-05-07	1954-09-22
1955	1955-05-21	1955-09-14
1956	1956-05-17	1956-09-26
1957	1957-06-02	1957-09-30
1958	1958-05-05	1958-09-22
1959	1959-04-30	1959-09-12
1960	1960-05-10	1960-10-06
1961	1961-05-23	1961-09-16
1962	1962-05-06	1962-09-20
1963	1963-05-06	1963-10-03
1964	1964-05-16	1964-09-25
1965	1965-06-06	1965-09-03
1966	1966-05-03	1966-09-25
2025	2025-07-29	2025-07-31

Every Fixed Threshold

Fixed thresholds at Dugway Proving Grounds
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	17	106	1958	3
35 C (95 F): Days	17	43	1953	3
40 C (104 F): Days	3	7	1954	1
90 F (32.2 C): Days	17	78	1958	3
100 F (37.8 C): Days	15	21	1954	3
0 C (32 F): Ice days (max	16	41	1955	34
0 C (32 F): Frost days (min	16	158	1951	154
-10 C (14 F): Days with min	16	47	1955	29
-20 C (-4 F): Days with min	8	6	1952	5
20 C (68 F): Tropical nights (min	16	25	1961	21
25 C (77 F): Days with min	3	1	1953	1
10 mm (0.39 in): Days with 10 mm or more rain	15	6	1955	1
25 mm (0.98 in): Days with 25 mm or more rain	2	2	1961	2
10 cm (3.9 in): Days with 10 cm or more snowfall	7	2	1952	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1951.

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Data for Dugway Proving Grounds 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).

Dugway Proving Grounds Threshold Days by Year (USW00024103)

Key Facts for Dugway Proving Grounds Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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