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

Kotka Haapasaari Threshold Days by Year (FIE00142400)

6 fixed thresholds counted per year at Kotka Haapasaari (FIE00142400): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kotka Haapasaari Thresholds

  • Kotka Haapasaari: days with a maximum temperature at or below 0 C (32 F) in 32 years, most in 2010 with 107.
  • Kotka Haapasaari: nights with a minimum temperature at or below 0 C (32 F) in 32 years, most in 2010 with 142.
  • Kotka Haapasaari: nights with a minimum temperature at or below -10 C (14 F) in 30 years, most in 2010 with 65.
  • Kotka Haapasaari: nights with a minimum temperature at or above 20 C (68 F) in 18 years, most in 2010 with 23.
  • 6 fixed thresholds have at least one qualifying day at Kotka Haapasaari.
3 years with a qualifying day
Days at or above 30 C (86 F) per year at Kotka Haapasaari Days per year at Kotka Haapasaari with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 1 in 2018. 001112018: 12019: 12021: 1201820192021
Days per year at Kotka Haapasaari with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 1 in 2018.
Days at or above 30 C (86 F) per year at Kotka Haapasaari
YearDaysDecade average
201811
201911
202111
First to last qualifying date each year at Kotka Haapasaari For each year, a bar from the first to the last day at Kotka Haapasaari meeting 30 C (86 F). 2018: 17 July 2018 to 17 July 20182019: 28 July 2019 to 28 July 20192021: 15 July 2021 to 15 July 2021201820192021JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Kotka Haapasaari meeting 30 C (86 F).
First to last qualifying date each year at Kotka Haapasaari
YearFirst dateLast date
20182018-07-172018-07-17
20192019-07-282019-07-28
20212021-07-152021-07-15

Every Fixed Threshold

Fixed thresholds at Kotka Haapasaari
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3120181
0 C (32 F): Ice days (max32107201055
0 C (32 F): Frost days (min32142201080
-10 C (14 F): Days with min3065201032
-20 C (-4 F): Days with min151620036
20 C (68 F): Tropical nights (min1823201012

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2018.

Download the Data

  • Data for Kotka Haapasaari 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 (2026-10-12).