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Built 2026-10-19 (19 October 2026)

Lappeenranta Lentoasema Threshold Days by Year (FIE00143231)

11 fixed thresholds counted per year at Lappeenranta Lentoasema (FIE00143231): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lappeenranta Lentoasema Thresholds

  • Lappeenranta Lentoasema: days with a maximum temperature at or below 0 C (32 F) in 66 years, most in 1963 with 121.
  • Lappeenranta Lentoasema: nights with a minimum temperature at or below 0 C (32 F) in 66 years, most in 1976 with 200.
  • Lappeenranta Lentoasema: nights with a minimum temperature at or below -10 C (14 F) in 66 years, most in 1963 with 100.
  • Lappeenranta Lentoasema: nights with a minimum temperature at or below -20 C (-4 F) in 62 years, most in 1985 with 40.
  • 11 fixed thresholds have at least one qualifying day at Lappeenranta Lentoasema.
26 years with a qualifying day
Days at or above 30 C (86 F) per year at Lappeenranta Lentoasema Days per year at Lappeenranta Lentoasema with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 13 in 2010. 0510151963: 21967: 11970: 11972: 51973: 21985: 11988: 31989: 11992: 11994: 41999: 72001: 12003: 22006: 32007: 12010: 132011: 32013: 12014: 52018: 22019: 12020: 12021: 102022: 42023: 12025: 3196319721988199420032010201420202023
Days per year at Lappeenranta Lentoasema with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 13 in 2010.
Days at or above 30 C (86 F) per year at Lappeenranta Lentoasema
YearDaysDecade average
196321.5
196711.5
197012.7
197252.7
197322.7
198511.7
198831.7
198911.7
199214
199444
199974
200111.8
200321.8
200631.8
200711.8
2010134.2
201134.2
201314.2
201454.2
201824.2
201914.2
202013.8
2021103.8
202243.8
202313.8
202533.8
First to last qualifying date each year at Lappeenranta Lentoasema For each year, a bar from the first to the last day at Lappeenranta Lentoasema meeting 30 C (86 F). 1963: 1 August 1963 to 2 August 19631967: 3 August 1967 to 3 August 19671970: 19 July 1970 to 19 July 19701972: 27 June 1972 to 12 July 19721973: 5 July 1973 to 6 July 19731985: 10 August 1985 to 10 August 19851988: 27 June 1988 to 18 July 19881989: 9 July 1989 to 9 July 19891992: 11 August 1992 to 11 August 19921994: 14 July 1994 to 31 July 19941999: 15 June 1999 to 15 July 19992001: 18 July 2001 to 18 July 20012003: 29 July 2003 to 30 July 20032006: 8 July 2006 to 10 July 20062007: 14 August 2007 to 14 August 20072010: 6 July 2010 to 8 August 20102011: 1 July 2011 to 21 July 20112013: 26 June 2013 to 26 June 20132014: 19 May 2014 to 7 August 20142018: 17 July 2018 to 2 August 20182019: 27 July 2019 to 27 July 20192020: 25 June 2020 to 25 June 20202021: 21 June 2021 to 27 July 20212022: 26 June 2022 to 19 August 20222023: 7 August 2023 to 7 August 20232025: 24 July 2025 to 30 July 20251963197319922003201120192023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Lappeenranta Lentoasema meeting 30 C (86 F).
First to last qualifying date each year at Lappeenranta Lentoasema
YearFirst dateLast date
19631963-08-011963-08-02
19671967-08-031967-08-03
19701970-07-191970-07-19
19721972-06-271972-07-12
19731973-07-051973-07-06
19851985-08-101985-08-10
19881988-06-271988-07-18
19891989-07-091989-07-09
19921992-08-111992-08-11
19941994-07-141994-07-31
19991999-06-151999-07-15
20012001-07-182001-07-18
20032003-07-292003-07-30
20062006-07-082006-07-10
20072007-08-142007-08-14
20102010-07-062010-08-08
20112011-07-012011-07-21
20132013-06-262013-06-26
20142014-05-192014-08-07
20182018-07-172018-08-02
20192019-07-272019-07-27
20202020-06-252020-06-25
20212021-06-212021-07-27
20222022-06-262022-08-19
20232023-08-072023-08-07
20252025-07-242025-07-30

Every Fixed Threshold

Fixed thresholds at Lappeenranta Lentoasema
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days261320103
90 F (32.2 C): Days4720106
0 C (32 F): Ice days (max66121196357
0 C (32 F): Frost days (min66200197697
-10 C (14 F): Days with min66100196341
-20 C (-4 F): Days with min6240198512
-30 C (-22 F): Days with min12919871
20 C (68 F): Tropical nights (min10620101
10 mm (0.39 in): Days with 10 mm or more rain4728198114
25 mm (0.98 in): Days with 25 mm or more rain27420043
50 mm (1.97 in): Days with 50 mm or more rain5119681

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1963.

Download the Data

  • Data for Lappeenranta Lentoasema 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 (2026-10-18).