Built 2026-10-19 (19 October 2026)

Lahti Laune Threshold Days by Year (FIE00142861)

12 fixed thresholds counted per year at Lahti Laune (FIE00142861): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lahti Laune Thresholds

  • Lahti Laune: days with a maximum temperature at or below 0 C (32 F) in 58 years, most in 2010 with 113.
  • Lahti Laune: nights with a minimum temperature at or below 0 C (32 F) in 58 years, most in 1976 with 208.
  • Lahti Laune: nights with a minimum temperature at or below -10 C (14 F) in 58 years, most in 1963 with 94.
  • Lahti Laune: days with 10 mm (0.39 in) or more of precipitation in 58 years, most in 2008 with 26.
  • 12 fixed thresholds have at least one qualifying day at Lahti Laune.
25 years with a qualifying day
Days at or above 30 C (86 F) per year at Lahti Laune Days per year at Lahti Laune with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 12 in 2010. 0510151963: 21966: 11967: 21968: 11969: 11970: 11972: 21975: 11977: 41980: 11983: 11988: 31989: 11992: 11994: 81995: 31997: 11999: 42003: 42006: 22010: 122011: 62013: 12014: 52018: 9196319681972198019891995200320112018
Days per year at Lahti Laune with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 12 in 2010.
Days at or above 30 C (86 F) per year at Lahti Laune
YearDaysDecade average
196321.4
196611.4
196721.4
196811.4
196911.4
197012
197222
197512
197742
198011.5
198311.5
198831.5
198911.5
199213.4
199483.4
199533.4
199713.4
199943.4
200343
200623
2010126.6
201166.6
201316.6
201456.6
201896.6
First to last qualifying date each year at Lahti Laune For each year, a bar from the first to the last day at Lahti Laune meeting 30 C (86 F). 1963: 1 August 1963 to 2 August 19631966: 19 June 1966 to 19 June 19661967: 3 August 1967 to 4 August 19671968: 19 June 1968 to 19 June 19681969: 31 July 1969 to 31 July 19691970: 19 July 1970 to 19 July 19701972: 27 June 1972 to 28 June 19721975: 8 August 1975 to 8 August 19751977: 12 June 1977 to 15 June 19771980: 31 July 1980 to 31 July 19801983: 10 July 1983 to 10 July 19831988: 27 June 1988 to 17 July 19881989: 8 July 1989 to 8 July 19891992: 11 August 1992 to 11 August 19921994: 13 July 1994 to 30 July 19941995: 30 May 1995 to 14 June 19951997: 23 July 1997 to 23 July 19971999: 26 June 1999 to 14 July 19992003: 15 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: 26 June 2013 to 26 June 20132014: 24 July 2014 to 28 July 20142018: 16 July 2018 to 10 August 20181963196919771989199720102018JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Lahti Laune meeting 30 C (86 F).
First to last qualifying date each year at Lahti Laune
YearFirst dateLast date
19631963-08-011963-08-02
19661966-06-191966-06-19
19671967-08-031967-08-04
19681968-06-191968-06-19
19691969-07-311969-07-31
19701970-07-191970-07-19
19721972-06-271972-06-28
19751975-08-081975-08-08
19771977-06-121977-06-15
19801980-07-311980-07-31
19831983-07-101983-07-10
19881988-06-271988-07-17
19891989-07-081989-07-08
19921992-08-111992-08-11
19941994-07-131994-07-30
19951995-05-301995-06-14
19971997-07-231997-07-23
19991999-06-261999-07-14
20032003-07-152003-07-31
20062006-07-072006-07-08
20102010-07-112010-08-08
20112011-06-102011-07-22
20132013-06-262013-06-26
20142014-07-242014-07-28
20182018-07-162018-08-10

Every Fixed Threshold

Fixed thresholds at Lahti Laune
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days251220109
35 C (95 F): Days1120101
90 F (32.2 C): Days2720107
0 C (32 F): Ice days (max58113201088
0 C (32 F): Frost days (min582081976162
-10 C (14 F): Days with min5894196355
-20 C (-4 F): Days with min5646198510
-30 C (-22 F): Days with min271019871
20 C (68 F): Tropical nights (min4219881
10 mm (0.39 in): Days with 10 mm or more rain5826200811
25 mm (0.98 in): Days with 25 mm or more rain35419722
50 mm (1.97 in): Days with 50 mm or more rain4119691

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 Lahti Laune 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 (2025-12-31).