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Built 2026-10-19 (19 October 2026)

Vantaa Helsinki-Vantaan Lentoa Threshold Days by Year (FIE00142080)

11 fixed thresholds counted per year at Vantaa Helsinki-Vantaan Lentoa (FIE00142080): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Vantaa Helsinki-Vantaan Lentoa Thresholds

  • Vantaa Helsinki-Vantaan Lentoa: days with a maximum temperature at or below 0 C (32 F) in 68 years, most in 2010 with 112.
  • Vantaa Helsinki-Vantaan Lentoa: nights with a minimum temperature at or below 0 C (32 F) in 68 years, most in 1976 with 194.
  • Vantaa Helsinki-Vantaan Lentoa: nights with a minimum temperature at or below -10 C (14 F) in 68 years, most in 1963 with 81.
  • Vantaa Helsinki-Vantaan Lentoa: days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 1962 with 27.
  • 11 fixed thresholds have at least one qualifying day at Vantaa Helsinki-Vantaan Lentoa.
21 years with a qualifying day
Days at or above 30 C (86 F) per year at Vantaa Helsinki-Vantaan Lentoa Days per year at Vantaa Helsinki-Vantaan Lentoa with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 9 in 2010. 0358101972: 21973: 21975: 11983: 21992: 11994: 61999: 12001: 12003: 32006: 22010: 92011: 32013: 22014: 52015: 12018: 72019: 22020: 12021: 82022: 42023: 11972198319992006201320182021
Days per year at Vantaa Helsinki-Vantaan Lentoa with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 9 in 2010.
Days at or above 30 C (86 F) per year at Vantaa Helsinki-Vantaan Lentoa
YearDaysDecade average
197221.7
197321.7
197511.7
198322
199212.7
199462.7
199912.7
200112
200332
200622
201094.1
201134.1
201324.1
201454.1
201514.1
201874.1
201924.1
202013.5
202183.5
202243.5
202313.5
First to last qualifying date each year at Vantaa Helsinki-Vantaan Lentoa For each year, a bar from the first to the last day at Vantaa Helsinki-Vantaan Lentoa meeting 30 C (86 F). 1972: 28 June 1972 to 30 June 19721973: 5 July 1973 to 6 July 19731975: 8 August 1975 to 8 August 19751983: 10 July 1983 to 11 July 19831992: 11 August 1992 to 11 August 19921994: 14 July 1994 to 30 July 19941999: 14 July 1999 to 14 July 19992001: 4 July 2001 to 4 July 20012003: 29 July 2003 to 31 July 20032006: 7 July 2006 to 8 July 20062010: 11 July 2010 to 8 August 20102011: 10 June 2011 to 22 July 20112013: 5 June 2013 to 26 June 20132014: 23 July 2014 to 28 July 20142015: 3 July 2015 to 3 July 20152018: 15 July 2018 to 9 August 20182019: 27 July 2019 to 28 July 20192020: 25 June 2020 to 25 June 20202021: 20 June 2021 to 15 July 20212022: 26 June 2022 to 19 August 20222023: 20 June 2023 to 20 June 20231972198319992006201320182021JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Vantaa Helsinki-Vantaan Lentoa meeting 30 C (86 F).
First to last qualifying date each year at Vantaa Helsinki-Vantaan Lentoa
YearFirst dateLast date
19721972-06-281972-06-30
19731973-07-051973-07-06
19751975-08-081975-08-08
19831983-07-101983-07-11
19921992-08-111992-08-11
19941994-07-141994-07-30
19991999-07-141999-07-14
20012001-07-042001-07-04
20032003-07-292003-07-31
20062006-07-072006-07-08
20102010-07-112010-08-08
20112011-06-102011-07-22
20132013-06-052013-06-26
20142014-07-232014-07-28
20152015-07-032015-07-03
20182018-07-152018-08-09
20192019-07-272019-07-28
20202020-06-252020-06-25
20212021-06-202021-07-15
20222022-06-262022-08-19
20232023-06-202023-06-20

Every Fixed Threshold

Fixed thresholds at Vantaa Helsinki-Vantaan Lentoa
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days21920101
90 F (32.2 C): Days2220192
0 C (32 F): Ice days (max68112201055
0 C (32 F): Frost days (min68194197699
-10 C (14 F): Days with min6881196338
-20 C (-4 F): Days with min6133198513
-30 C (-22 F): Days with min11719871
20 C (68 F): Tropical nights (min9620102
10 mm (0.39 in): Days with 10 mm or more rain682719628
25 mm (0.98 in): Days with 25 mm or more rain58520241
50 mm (1.97 in): Days with 50 mm or more rain8119601

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1972.

Download the Data

  • Data for Vantaa Helsinki-Vantaan Lentoa 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).