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Built 2026-10-19 (19 October 2026)

Wrangell AP Threshold Days by Year (USC00509919)

14 fixed thresholds counted per year at Wrangell AP (USC00509919): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wrangell AP Thresholds

  • Wrangell AP: nights with a minimum temperature at or below 0 C (32 F) in 77 years, most in 1972 with 165.
  • Wrangell AP: days with a maximum temperature at or below 0 C (32 F) in 76 years, most in 1933 with 58.
  • Wrangell AP: nights with a minimum temperature at or below -10 C (14 F) in 75 years, most in 1950 with 36.
  • Wrangell AP: days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 1939 with 113.
  • 14 fixed thresholds have at least one qualifying day at Wrangell AP.
4 years with a qualifying day
Days at or above 30 C (86 F) per year at Wrangell AP Days per year at Wrangell AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1934. 024681925: 11934: 71937: 41947: 11925193419371947
Days per year at Wrangell AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1934.
Days at or above 30 C (86 F) per year at Wrangell AP
YearDaysDecade average
192511
193475.5
193745.5
194711
First to last qualifying date each year at Wrangell AP For each year, a bar from the first to the last day at Wrangell AP meeting 30 C (86 F). 1925: 28 July 1925 to 28 July 19251934: 21 July 1934 to 27 July 19341937: 8 June 1937 to 11 June 19371947: 27 May 1947 to 27 May 19471925193419371947JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wrangell AP meeting 30 C (86 F).
First to last qualifying date each year at Wrangell AP
YearFirst dateLast date
19251925-07-281925-07-28
19341934-07-211934-07-27
19371937-06-081937-06-11
19471947-05-271947-05-27

Every Fixed Threshold

Fixed thresholds at Wrangell AP
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4719341
90 F (32.2 C): Days2319342
0 C (32 F): Ice days (max7658193311
0 C (32 F): Frost days (min77165197261
-10 C (14 F): Days with min753619501
-20 C (-4 F): Days with min8519472
20 C (68 F): Tropical nights (min1119901
10 mm (0.39 in): Days with 10 mm or more rain68113193943
25 mm (0.98 in): Days with 25 mm or more rain6832200510
50 mm (1.97 in): Days with 50 mm or more rain63819482
100 mm (3.94 in): Days with 100 mm or more rain5119591
10 cm (3.9 in): Days with 10 cm or more snowfall451419524
25 cm (9.8 in): Days with 25 cm or more snowfall15219371
50 cm (19.7 in): Days with 50 cm or more snowfall1119511

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1925.

Download the Data

  • Data for Wrangell AP 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 (2026-10-17).