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

Shelton Threshold Days by Year (USC00067361)

12 fixed thresholds counted per year at Shelton (USC00067361): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Shelton Thresholds

  • Shelton: days with a maximum temperature at or above 30 C (86 F) in 6 years, most in 1887 with 20.
  • Shelton: days with a maximum temperature at or below 0 C (32 F) in 6 years, most in 1888 with 57.
  • Shelton: nights with a minimum temperature at or below 0 C (32 F) in 6 years, most in 1888 with 161.
  • Shelton: nights with a minimum temperature at or below -10 C (14 F) in 6 years, most in 1885 with 52.
  • 12 fixed thresholds have at least one qualifying day at Shelton.
6 years with a qualifying day
Days at or above 30 C (86 F) per year at Shelton Days per year at Shelton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 1887. 051015201885: 151886: 61887: 201888: 111889: 61890: 11188518861887188818891890
Days per year at Shelton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 1887.
Days at or above 30 C (86 F) per year at Shelton
YearDaysDecade average
18851511.6
1886611.6
18872011.6
18881111.6
1889611.6
18901111
First to last qualifying date each year at Shelton For each year, a bar from the first to the last day at Shelton meeting 30 C (86 F). 1885: 16 June 1885 to 24 August 18851886: 3 July 1886 to 28 August 18861887: 21 May 1887 to 1 August 18871888: 18 June 1888 to 17 August 18881889: 9 May 1889 to 8 July 18891890: 18 June 1890 to 4 August 1890188518861887188818891890JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Shelton meeting 30 C (86 F).
First to last qualifying date each year at Shelton
YearFirst dateLast date
18851885-06-161885-08-24
18861886-07-031886-08-28
18871887-05-211887-08-01
18881888-06-181888-08-17
18891889-05-091889-07-08
18901890-06-181890-08-04

Every Fixed Threshold

Fixed thresholds at Shelton
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days620188711
35 C (95 F): Days1118881
90 F (32.2 C): Days5618853
0 C (32 F): Ice days (max657188828
0 C (32 F): Frost days (min61611888138
-10 C (14 F): Days with min652188526
-20 C (-4 F): Days with min4618864
20 C (68 F): Tropical nights (min61718878
10 mm (0.39 in): Days with 10 mm or more rain141188541
25 mm (0.98 in): Days with 25 mm or more rain114188514
50 mm (1.97 in): Days with 50 mm or more rain1318853
100 mm (3.94 in): Days with 100 mm or more rain1218852

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1885.

Download the Data

  • Data for Shelton 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).