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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Superstition Mtn Threshold Days by Year (USC00028356)

14 fixed thresholds counted per year at Superstition Mtn (USC00028356): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Superstition Mtn Thresholds

  • Superstition Mtn: days with 10 mm (0.39 in) or more of precipitation in 14 years, most in 1951 with 13.
  • Superstition Mtn: days with 25 mm (0.98 in) or more of precipitation in 12 years, most in 1902 with 4.
  • Superstition Mtn: days with a maximum temperature at or above 30 C (86 F) in 11 years, most in 1950 with 212.
  • Superstition Mtn: days with a maximum temperature at or above 35 C (95 F) in 11 years, most in 1952 with 151.
  • 14 fixed thresholds have at least one qualifying day at Superstition Mtn.
11 years with a qualifying day
Days at or above 30 C (86 F) per year at Superstition Mtn Days per year at Superstition Mtn with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 212 in 1950. 01002003001949: 1851950: 2121951: 1731952: 1911953: 1791954: 1821955: 1821956: 1931957: 1551959: 1941960: 187194919511953195519571960
Days per year at Superstition Mtn with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 212 in 1950.
Days at or above 30 C (86 F) per year at Superstition Mtn
YearDaysDecade average
1949185185
1950212184.6
1951173184.6
1952191184.6
1953179184.6
1954182184.6
1955182184.6
1956193184.6
1957155184.6
1959194184.6
1960187187
First to last qualifying date each year at Superstition Mtn For each year, a bar from the first to the last day at Superstition Mtn meeting 30 C (86 F). 1949: 12 April 1949 to 18 November 19491950: 29 March 1950 to 10 December 19501951: 10 February 1951 to 24 October 19511952: 3 April 1952 to 6 November 19521953: 24 March 1953 to 14 November 19531954: 7 April 1954 to 11 November 19541955: 10 April 1955 to 20 November 19551956: 17 March 1956 to 11 November 19561957: 13 February 1957 to 11 October 19571959: 1 April 1959 to 31 October 19591960: 19 March 1960 to 4 November 1960194919511953195519571960JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Superstition Mtn meeting 30 C (86 F).
First to last qualifying date each year at Superstition Mtn
YearFirst dateLast date
19491949-04-121949-11-18
19501950-03-291950-12-10
19511951-02-101951-10-24
19521952-04-031952-11-06
19531953-03-241953-11-14
19541954-04-071954-11-11
19551955-04-101955-11-20
19561956-03-171956-11-11
19571957-02-131957-10-11
19591959-04-011959-10-31
19601960-03-191960-11-04

Every Fixed Threshold

Fixed thresholds at Superstition Mtn
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days112121950187
35 C (95 F): Days111511952140
40 C (104 F): Days1174195167
45 C (113 F): Days4319603
90 F (32.2 C): Days111811950164
100 F (37.8 C): Days111151960115
110 F (43.3 C): Days1115196015
0 C (32 F): Frost days (min1114194912
20 C (68 F): Tropical nights (min111581952132
25 C (77 F): Days with min1177195660
10 mm (0.39 in): Days with 10 mm or more rain141319518
25 mm (0.98 in): Days with 25 mm or more rain12419022
50 mm (1.97 in): Days with 50 mm or more rain4119021
100 mm (3.94 in): Days with 100 mm or more rain1119541

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

Download the Data

  • Data for Superstition Mtn 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 . Last revised (2025-12-31).