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

Wasilla 3 S Threshold Days by Year (USC00509759)

12 fixed thresholds counted per year at Wasilla 3 S (USC00509759): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wasilla 3 S Thresholds

  • Wasilla 3 S: nights with a minimum temperature at or below 0 C (32 F) in 41 years, most in 1948 with 261.
  • Wasilla 3 S: nights with a minimum temperature at or below -10 C (14 F) in 41 years, most in 1996 with 122.
  • Wasilla 3 S: nights with a minimum temperature at or below -20 C (-4 F) in 41 years, most in 1946 with 59.
  • Wasilla 3 S: days with a maximum temperature at or below 0 C (32 F) in 40 years, most in 1972 with 127.
  • 12 fixed thresholds have at least one qualifying day at Wasilla 3 S.
3 years with a qualifying day
Days at or above 30 C (86 F) per year at Wasilla 3 S Days per year at Wasilla 3 S with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 2 in 1969. 011221947: 11969: 21972: 1194719691972
Days per year at Wasilla 3 S with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 2 in 1969.
Days at or above 30 C (86 F) per year at Wasilla 3 S
YearDaysDecade average
194711
196922
197211
First to last qualifying date each year at Wasilla 3 S For each year, a bar from the first to the last day at Wasilla 3 S meeting 30 C (86 F). 1947: 18 July 1947 to 18 July 19471969: 14 June 1969 to 15 June 19691972: 5 July 1972 to 5 July 1972194719691972JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wasilla 3 S meeting 30 C (86 F).
First to last qualifying date each year at Wasilla 3 S
YearFirst dateLast date
19471947-07-181947-07-18
19691969-06-141969-06-15
19721972-07-051972-07-05

Every Fixed Threshold

Fixed thresholds at Wasilla 3 S
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3219691
90 F (32.2 C): Days1119691
0 C (32 F): Ice days (max401271972124
0 C (32 F): Frost days (min412611948229
-10 C (14 F): Days with min411221996122
-20 C (-4 F): Days with min4159194652
-30 C (-22 F): Days with min302319496
-40 C (-40 F): Days with min41119471
10 mm (0.39 in): Days with 10 mm or more rain3519196712
25 mm (0.98 in): Days with 25 mm or more rain20319811
10 cm (3.9 in): Days with 10 cm or more snowfall26919748
25 cm (9.8 in): Days with 25 cm or more snowfall8219822

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1947.

Download the Data

  • Data for Wasilla 3 S 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).