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

Virolahti Koivuniemi Threshold Days by Year (FIE00143211)

11 fixed thresholds counted per year at Virolahti Koivuniemi (FIE00143211): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Virolahti Koivuniemi Thresholds

  • Virolahti Koivuniemi: days with a maximum temperature at or below 0 C (32 F) in 50 years, most in 2010 with 107.
  • Virolahti Koivuniemi: nights with a minimum temperature at or below 0 C (32 F) in 50 years, most in 2002 with 198.
  • Virolahti Koivuniemi: nights with a minimum temperature at or below -10 C (14 F) in 50 years, most in 2010 with 88.
  • Virolahti Koivuniemi: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1981 with 29.
  • 11 fixed thresholds have at least one qualifying day at Virolahti Koivuniemi.
13 years with a qualifying day
Days at or above 30 C (86 F) per year at Virolahti Koivuniemi Days per year at Virolahti Koivuniemi with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 8 in 2010. 024681983: 11994: 11999: 32003: 32010: 82013: 12014: 12018: 22019: 22021: 72023: 12025: 22026: 11983199920102014201920232026
Days per year at Virolahti Koivuniemi with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 8 in 2010.
Days at or above 30 C (86 F) per year at Virolahti Koivuniemi
YearDaysDecade average
198311
199412
199932
200333
201082.8
201312.8
201412.8
201822.8
201922.8
202172.8
202312.8
202522.8
202612.8
First to last qualifying date each year at Virolahti Koivuniemi For each year, a bar from the first to the last day at Virolahti Koivuniemi meeting 30 C (86 F). 1983: 10 July 1983 to 10 July 19831994: 29 July 1994 to 29 July 19941999: 25 June 1999 to 14 July 19992003: 15 July 2003 to 31 July 20032010: 13 July 2010 to 8 August 20102013: 26 June 2013 to 26 June 20132014: 26 July 2014 to 26 July 20142018: 16 July 2018 to 17 July 20182019: 27 July 2019 to 28 July 20192021: 22 June 2021 to 16 July 20212023: 7 August 2023 to 7 August 20232025: 25 July 2025 to 30 July 20252026: 12 July 2026 to 12 July 20261983199920102014201920232026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Virolahti Koivuniemi meeting 30 C (86 F).
First to last qualifying date each year at Virolahti Koivuniemi
YearFirst dateLast date
19831983-07-101983-07-10
19941994-07-291994-07-29
19991999-06-251999-07-14
20032003-07-152003-07-31
20102010-07-132010-08-08
20132013-06-262013-06-26
20142014-07-262014-07-26
20182018-07-162018-07-17
20192019-07-272019-07-28
20212021-06-222021-07-16
20232023-08-072023-08-07
20252025-07-252025-07-30
20262026-07-122026-07-12

Every Fixed Threshold

Fixed thresholds at Virolahti Koivuniemi
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days13820101
90 F (32.2 C): Days1119941
0 C (32 F): Ice days (max50107201054
0 C (32 F): Frost days (min501982002107
-10 C (14 F): Days with min5088201041
-20 C (-4 F): Days with min4838198515
-30 C (-22 F): Days with min161019872
20 C (68 F): Tropical nights (min8219882
10 mm (0.39 in): Days with 10 mm or more rain5029198112
25 mm (0.98 in): Days with 25 mm or more rain39619833
50 mm (1.97 in): Days with 50 mm or more rain6119781

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1983.

Download the Data

  • Data for Virolahti Koivuniemi 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).