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Data as of 2026-10-12
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Built 2026-10-18 (18 October 2026)

Bath Threshold Days by Year

16 fixed thresholds counted per year at Bath (USC00170409): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bath Thresholds

  • Bath: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 2005 with 55.
  • Bath: days with 25 mm (0.98 in) or more of precipitation in 34 years, most in 2005 with 23.
  • Bath: days with 10 cm (3.9 in) or more of snowfall in 34 years, most in 1993 with 11.
  • Bath: days with 50 mm (1.97 in) or more of precipitation in 32 years, most in 1998 with 6.
  • 16 fixed thresholds have at least one qualifying day at Bath.
16 years with a qualifying day
Days at or above 30 C (86 F) per year at Bath Days per year at Bath with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 2018. 051015202011: 72012: 82013: 132014: 12015: 102016: 112017: 92018: 202019: 132020: 202021: 152022: 182023: 62024: 122025: 142026: 1420112013201520172019202120232025
Days per year at Bath with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 2018.
Days at or above 30 C (86 F) per year at Bath
YearDaysDecade average
2011710.2
2012810.2
20131310.2
2014110.2
20151010.2
20161110.2
2017910.2
20182010.2
20191310.2
20202014.1
20211514.1
20221814.1
2023614.1
20241214.1
20251414.1
20261414.1
First to last qualifying date each year at Bath For each year, a bar from the first to the last day at Bath meeting 30 C (86 F). 2011: 10 June 2011 to 24 July 20112012: 21 June 2012 to 5 August 20122013: 1 June 2013 to 21 July 20132014: 26 August 2014 to 26 August 20142015: 12 June 2015 to 9 September 20152016: 29 May 2016 to 10 September 20162017: 19 May 2017 to 25 September 20172018: 30 May 2018 to 17 September 20182019: 3 July 2019 to 21 August 20192020: 20 June 2020 to 26 August 20202021: 8 June 2021 to 28 August 20212022: 26 June 2022 to 5 September 20222023: 2 June 2023 to 6 September 20232024: 19 June 2024 to 3 August 20242025: 6 June 2025 to 15 August 20252026: 20 May 2026 to 10 August 202620112013201520172019202120232025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bath meeting 30 C (86 F).
First to last qualifying date each year at Bath
YearFirst dateLast date
20112011-06-102011-07-24
20122012-06-212012-08-05
20132013-06-012013-07-21
20142014-08-262014-08-26
20152015-06-122015-09-09
20162016-05-292016-09-10
20172017-05-192017-09-25
20182018-05-302018-09-17
20192019-07-032019-08-21
20202020-06-202020-08-26
20212021-06-082021-08-28
20222022-06-262022-09-05
20232023-06-022023-09-06
20242024-06-192024-08-03
20252025-06-062025-08-15
20262026-05-202026-08-10

Every Fixed Threshold

Fixed thresholds at Bath
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1620201814
35 C (95 F): Days4120111
90 F (32.2 C): Days13620256
0 C (32 F): Ice days (max1659201534
0 C (32 F): Frost days (min161752013104
-10 C (14 F): Days with min1670201949
-20 C (-4 F): Days with min152420157
-30 C (-22 F): Days with min1120141
20 C (68 F): Tropical nights (min13720243
10 mm (0.39 in): Days with 10 mm or more rain3455200521
25 mm (0.98 in): Days with 25 mm or more rain342320054
50 mm (1.97 in): Days with 50 mm or more rain32619981
100 mm (3.94 in): Days with 100 mm or more rain8119981
10 cm (3.9 in): Days with 10 cm or more snowfall341119935
25 cm (9.8 in): Days with 25 cm or more snowfall19320131
50 cm (19.7 in): Days with 50 cm or more snowfall2120171

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2011.

Download the Data

  • Data for Bath 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-12).