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

Somerset Threshold Days by Year (ASN00027035)

5 fixed thresholds counted per year at Somerset (ASN00027035): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Somerset Thresholds

  • Somerset: days with 10 mm (0.39 in) or more of precipitation in 5 years, most in 1898 with 61.
  • Somerset: days with 25 mm (0.98 in) or more of precipitation in 5 years, most in 1898 with 36.
  • Somerset: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1898 with 16.
  • Somerset: days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1898 with 5.
  • 5 fixed thresholds have at least one qualifying day at Somerset.
5 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Somerset Days per year at Somerset with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 61 in 1898. 0204060801897: 441898: 611900: 221901: 481902: 4118971898190019011902
Days per year at Somerset with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 61 in 1898.
Days with 10 mm (0.39 in) or more of precipitation per year at Somerset
YearDaysDecade average
18974452.5
18986152.5
19002237
19014837
19024137
First to last qualifying date each year at Somerset For each year, a bar from the first to the last day at Somerset meeting 10 mm (0.39 in). 1897: 2 January 1897 to 31 December 18971898: 3 January 1898 to 29 December 18981900: 1 January 1900 to 28 December 19001901: 1 January 1901 to 28 December 19011902: 2 January 1902 to 21 December 190218971898190019011902JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Somerset meeting 10 mm (0.39 in).
First to last qualifying date each year at Somerset
YearFirst dateLast date
18971897-01-021897-12-31
18981898-01-031898-12-29
19001900-01-011900-12-28
19011901-01-011901-12-28
19021902-01-021902-12-21

Every Fixed Threshold

Fixed thresholds at Somerset
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain561189841
25 mm (0.98 in): Days with 25 mm or more rain536189826
50 mm (1.97 in): Days with 50 mm or more rain516189811
100 mm (3.94 in): Days with 100 mm or more rain4518982
200 mm (7.87 in): Days with 200 mm or more rain1119021

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1897.

Download the Data

  • Data for Somerset 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).