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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Mersrags Threshold Days by Year (LG000026324)

10 fixed thresholds counted per year at Mersrags (LG000026324): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mersrags Thresholds

  • Mersrags: days with 10 mm (0.39 in) or more of precipitation in 25 years, most in 1981 with 22.
  • Mersrags: days with 25 mm (0.98 in) or more of precipitation in 20 years, most in 1980 with 4.
  • Mersrags: days with a maximum temperature at or below 0 C (32 F) in 4 years, most in 2022 with 30.
  • Mersrags: nights with a minimum temperature at or below 0 C (32 F) in 4 years, most in 2022 with 133.
  • 10 fixed thresholds have at least one qualifying day at Mersrags.
3 years with a qualifying day
Days at or above 30 C (86 F) per year at Mersrags Days per year at Mersrags with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 3 in 2024. 01232022: 22024: 32026: 2202220242026
Days per year at Mersrags with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 3 in 2024.
Days at or above 30 C (86 F) per year at Mersrags
YearDaysDecade average
202222.3
202432.3
202622.3
First to last qualifying date each year at Mersrags For each year, a bar from the first to the last day at Mersrags meeting 30 C (86 F). 2022: 4 August 2022 to 19 August 20222024: 28 June 2024 to 30 August 20242026: 29 June 2026 to 31 July 2026202220242026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mersrags meeting 30 C (86 F).
First to last qualifying date each year at Mersrags
YearFirst dateLast date
20222022-08-042022-08-19
20242024-06-282024-08-30
20262026-06-292026-07-31

Every Fixed Threshold

Fixed thresholds at Mersrags
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3320242
90 F (32.2 C): Days1120241
0 C (32 F): Ice days (max430202230
0 C (32 F): Frost days (min4133202241
-10 C (14 F): Days with min49202212
-20 C (-4 F): Days with min2120242
20 C (68 F): Tropical nights (min4420221
10 mm (0.39 in): Days with 10 mm or more rain252219814
25 mm (0.98 in): Days with 25 mm or more rain20419801
50 mm (1.97 in): Days with 50 mm or more rain4119851

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2022.

Download the Data

  • Data for Mersrags 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).