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Built 2026-10-19 (19 October 2026)

Keminmaa Kemi-Tornion Lentoase Threshold Days by Year (FIE00145852)

12 fixed thresholds counted per year at Keminmaa Kemi-Tornion Lentoase (FIE00145852): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Keminmaa Kemi-Tornion Lentoase Thresholds

  • Keminmaa Kemi-Tornion Lentoase: days with a maximum temperature at or below 0 C (32 F) in 63 years, most in 2010 with 143.
  • Keminmaa Kemi-Tornion Lentoase: nights with a minimum temperature at or below 0 C (32 F) in 63 years, most in 1968 with 229.
  • Keminmaa Kemi-Tornion Lentoase: nights with a minimum temperature at or below -10 C (14 F) in 63 years, most in 1985 with 130.
  • Keminmaa Kemi-Tornion Lentoase: nights with a minimum temperature at or below -20 C (-4 F) in 63 years, most in 1985 with 74.
  • 12 fixed thresholds have at least one qualifying day at Keminmaa Kemi-Tornion Lentoase.
10 years with a qualifying day
Days at or above 30 C (86 F) per year at Keminmaa Kemi-Tornion Lentoase Days per year at Keminmaa Kemi-Tornion Lentoase with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1972. 024681960: 11961: 11970: 21972: 71988: 12011: 12018: 32019: 12023: 12025: 11960196119701972198820112018201920232025
Days per year at Keminmaa Kemi-Tornion Lentoase with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1972.
Days at or above 30 C (86 F) per year at Keminmaa Kemi-Tornion Lentoase
YearDaysDecade average
196011
196111
197024.5
197274.5
198811
201111.7
201831.7
201911.7
202311
202511
First to last qualifying date each year at Keminmaa Kemi-Tornion Lentoase For each year, a bar from the first to the last day at Keminmaa Kemi-Tornion Lentoase meeting 30 C (86 F). 1960: 28 July 1960 to 28 July 19601961: 14 July 1961 to 14 July 19611970: 20 July 1970 to 21 July 19701972: 28 June 1972 to 6 July 19721988: 19 July 1988 to 19 July 19882011: 10 June 2011 to 10 June 20112018: 17 July 2018 to 19 July 20182019: 27 July 2019 to 27 July 20192023: 8 August 2023 to 8 August 20232025: 31 July 2025 to 31 July 202519601970198820182023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Keminmaa Kemi-Tornion Lentoase meeting 30 C (86 F).
First to last qualifying date each year at Keminmaa Kemi-Tornion Lentoase
YearFirst dateLast date
19601960-07-281960-07-28
19611961-07-141961-07-14
19701970-07-201970-07-21
19721972-06-281972-07-06
19881988-07-191988-07-19
20112011-06-102011-06-10
20182018-07-172018-07-19
20192019-07-272019-07-27
20232023-08-082023-08-08
20252025-07-312025-07-31

Every Fixed Threshold

Fixed thresholds at Keminmaa Kemi-Tornion Lentoase
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days10719721
90 F (32.2 C): Days1119701
0 C (32 F): Ice days (max63143201062
0 C (32 F): Frost days (min632291968114
-10 C (14 F): Days with min63130198556
-20 C (-4 F): Days with min6374198534
-30 C (-22 F): Days with min412519668
-40 C (-40 F): Days with min1219662
20 C (68 F): Tropical nights (min5220181
10 mm (0.39 in): Days with 10 mm or more rain362119925
25 mm (0.98 in): Days with 25 mm or more rain17219591
50 mm (1.97 in): Days with 50 mm or more rain1119861

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1960.

Download the Data

  • Data for Keminmaa Kemi-Tornion Lentoase 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).