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Built 2026-10-19 (19 October 2026)

Kemio Mattkarr Threshold Days by Year (FIE00141955)

3 fixed thresholds counted per year at Kemio Mattkarr (FIE00141955): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kemio Mattkarr Thresholds

  • Kemio Mattkarr: days with 10 mm (0.39 in) or more of precipitation in 35 years, most in 1977 with 29.
  • Kemio Mattkarr: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 1980 with 6.
  • Kemio Mattkarr: days with 50 mm (1.97 in) or more of precipitation in 4 years, most in 1967 with 1.
  • 3 fixed thresholds have at least one qualifying day at Kemio Mattkarr.
35 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Kemio Mattkarr Days per year at Kemio Mattkarr with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1977. 01020301967: 141968: 171969: 221970: 161971: 131972: 151973: 91974: 271975: 61976: 81977: 291978: 171979: 131980: 241981: 201982: 181983: 151984: 251985: 161986: 231987: 221988: 211989: 161990: 221991: 231992: 181993: 191994: 191995: 151996: 171997: 151998: 211999: 192000: 222001: 19196719711975197919831987199119951999
Days per year at Kemio Mattkarr with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1977.
Days with 10 mm (0.39 in) or more of precipitation per year at Kemio Mattkarr
YearDaysDecade average
19671417.7
19681717.7
19692217.7
19701615.3
19711315.3
19721515.3
1973915.3
19742715.3
1975615.3
1976815.3
19772915.3
19781715.3
19791315.3
19802420
19812020
19821820
19831520
19842520
19851620
19862320
19872220
19882120
19891620
19902218.8
19912318.8
19921818.8
19931918.8
19941918.8
19951518.8
19961718.8
19971518.8
19982118.8
19991918.8
20002220.5
20011920.5
First to last qualifying date each year at Kemio Mattkarr For each year, a bar from the first to the last day at Kemio Mattkarr meeting 10 mm (0.39 in). 1967: 21 April 1967 to 5 December 19671968: 2 April 1968 to 31 December 19681969: 29 January 1969 to 29 November 19691970: 6 March 1970 to 20 December 19701971: 1 February 1971 to 21 December 19711972: 8 February 1972 to 1 November 19721973: 17 March 1973 to 19 November 19731974: 15 January 1974 to 22 December 19741975: 24 January 1975 to 29 November 19751976: 6 April 1976 to 1 December 19761977: 26 January 1977 to 24 December 19771978: 1 January 1978 to 24 October 19781979: 4 July 1979 to 17 December 19791980: 18 April 1980 to 15 December 19801981: 2 February 1981 to 26 December 19811982: 12 April 1982 to 26 December 19821983: 5 January 1983 to 30 December 19831984: 3 January 1984 to 21 December 19841985: 1 February 1985 to 21 December 19851986: 5 January 1986 to 29 December 19861987: 10 May 1987 to 15 December 19871988: 28 March 1988 to 30 December 19881989: 14 January 1989 to 21 December 19891990: 26 January 1990 to 20 December 19901991: 6 January 1991 to 20 December 19911992: 16 January 1992 to 11 December 19921993: 19 February 1993 to 19 December 19931994: 8 March 1994 to 31 December 19941995: 8 January 1995 to 23 November 19951996: 15 March 1996 to 21 November 19961997: 12 January 1997 to 24 November 19971998: 4 January 1998 to 26 December 19981999: 24 January 1999 to 12 December 19992000: 28 February 2000 to 13 December 20002001: 19 April 2001 to 22 November 20011967197219771982198719921997JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Kemio Mattkarr meeting 10 mm (0.39 in).
First to last qualifying date each year at Kemio Mattkarr
YearFirst dateLast date
19671967-04-211967-12-05
19681968-04-021968-12-31
19691969-01-291969-11-29
19701970-03-061970-12-20
19711971-02-011971-12-21
19721972-02-081972-11-01
19731973-03-171973-11-19
19741974-01-151974-12-22
19751975-01-241975-11-29
19761976-04-061976-12-01
19771977-01-261977-12-24
19781978-01-011978-10-24
19791979-07-041979-12-17
19801980-04-181980-12-15
19811981-02-021981-12-26
19821982-04-121982-12-26
19831983-01-051983-12-30
19841984-01-031984-12-21
19851985-02-011985-12-21
19861986-01-051986-12-29
19871987-05-101987-12-15
19881988-03-281988-12-30
19891989-01-141989-12-21
19901990-01-261990-12-20
19911991-01-061991-12-20
19921992-01-161992-12-11
19931993-02-191993-12-19
19941994-03-081994-12-31
19951995-01-081995-11-23
19961996-03-151996-11-21
19971997-01-121997-11-24
19981998-01-041998-12-26
19991999-01-241999-12-12
20002000-02-282000-12-13
20012001-04-192001-11-22

Every Fixed Threshold

Fixed thresholds at Kemio Mattkarr
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3529197719
25 mm (0.98 in): Days with 25 mm or more rain26619805
50 mm (1.97 in): Days with 50 mm or more rain4119671

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1967.

Download the Data

  • Data for Kemio Mattkarr 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).