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Built 2026-10-19 (19 October 2026)

Susitna Valley High Threshold Days by Year (USS0050N07S)

12 fixed thresholds counted per year at Susitna Valley High (USS0050N07S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Susitna Valley High Thresholds

  • Susitna Valley High: days with 10 mm (0.39 in) or more of precipitation in 39 years, most in 1993 with 34.
  • Susitna Valley High: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 2013 with 11.
  • Susitna Valley High: days with a maximum temperature at or below 0 C (32 F) in 26 years, most in 2012 with 143.
  • Susitna Valley High: nights with a minimum temperature at or below 0 C (32 F) in 26 years, most in 2008 with 233.
  • 12 fixed thresholds have at least one qualifying day at Susitna Valley High.
7 years with a qualifying day
Days at or above 30 C (86 F) per year at Susitna Valley High Days per year at Susitna Valley High with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 11 in 1997. 0510151997: 111998: 22007: 12009: 12013: 32015: 42019: 81997199820072009201320152019
Days per year at Susitna Valley High with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 11 in 1997.
Days at or above 30 C (86 F) per year at Susitna Valley High
YearDaysDecade average
1997116.5
199826.5
200711
200911
201335
201545
201985
First to last qualifying date each year at Susitna Valley High For each year, a bar from the first to the last day at Susitna Valley High meeting 30 C (86 F). 1997: 3 June 1997 to 3 August 19971998: 29 June 1998 to 30 July 19982007: 20 June 2007 to 20 June 20072009: 7 July 2009 to 7 July 20092013: 16 June 2013 to 18 June 20132015: 15 June 2015 to 18 June 20152019: 28 June 2019 to 8 July 20191997199820072009201320152019JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Susitna Valley High meeting 30 C (86 F).
First to last qualifying date each year at Susitna Valley High
YearFirst dateLast date
19971997-06-031997-08-03
19981998-06-291998-07-30
20072007-06-202007-06-20
20092009-07-072009-07-07
20132013-06-162013-06-18
20152015-06-152015-06-18
20192019-06-282019-07-08

Every Fixed Threshold

Fixed thresholds at Susitna Valley High
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days71119978
35 C (95 F): Days1120131
90 F (32.2 C): Days4419972
0 C (32 F): Ice days (max26143201276
0 C (32 F): Frost days (min262332008129
-10 C (14 F): Days with min26133200881
-20 C (-4 F): Days with min2670200637
-30 C (-22 F): Days with min2321201212
10 mm (0.39 in): Days with 10 mm or more rain3934199334
25 mm (0.98 in): Days with 25 mm or more rain381120136
50 mm (1.97 in): Days with 50 mm or more rain11219891
100 mm (3.94 in): Days with 100 mm or more rain10n/a1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1997.

Download the Data

  • Data for Susitna Valley High 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).