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Built 2026-10-19 (19 October 2026)

Kalvia Ruotsalo Threshold Days by Year (FIE00145137)

3 fixed thresholds counted per year at Kalvia Ruotsalo (FIE00145137): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kalvia Ruotsalo Thresholds

  • Kalvia Ruotsalo: days with 10 mm (0.39 in) or more of precipitation in 43 years, most in 2004 with 17.
  • Kalvia Ruotsalo: days with 25 mm (0.98 in) or more of precipitation in 24 years, most in 1967 with 3.
  • Kalvia Ruotsalo: days with 50 mm (1.97 in) or more of precipitation in 1 years, most in 1967 with 1.
  • 3 fixed thresholds have at least one qualifying day at Kalvia Ruotsalo.
43 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Kalvia Ruotsalo Days per year at Kalvia Ruotsalo with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 17 in 2004. 051015201966: 91967: 101968: 91969: 41970: 81971: 81972: 131973: 41974: 121975: 61976: 101977: 101978: 61979: 61980: 81981: 151982: 101983: 121984: 71985: 111986: 91987: 111988: 111989: 151990: 61991: 81992: 151993: 111994: 71995: 101996: 81997: 51998: 151999: 112000: 142001: 122002: 92003: 122004: 172005: 102006: 112007: 162008: 15196619711976198119861991199620012006
Days per year at Kalvia Ruotsalo with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 17 in 2004.
Days with 10 mm (0.39 in) or more of precipitation per year at Kalvia Ruotsalo
YearDaysDecade average
196698
1967108
196898
196948
197088.3
197188.3
1972138.3
197348.3
1974128.3
197568.3
1976108.3
1977108.3
197868.3
197968.3
1980810.9
19811510.9
19821010.9
19831210.9
1984710.9
19851110.9
1986910.9
19871110.9
19881110.9
19891510.9
199069.6
199189.6
1992159.6
1993119.6
199479.6
1995109.6
199689.6
199759.6
1998159.6
1999119.6
20001412.9
20011212.9
2002912.9
20031212.9
20041712.9
20051012.9
20061112.9
20071612.9
20081512.9
First to last qualifying date each year at Kalvia Ruotsalo For each year, a bar from the first to the last day at Kalvia Ruotsalo meeting 10 mm (0.39 in). 1966: 8 March 1966 to 5 November 19661967: 13 May 1967 to 14 November 19671968: 23 April 1968 to 26 November 19681969: 30 March 1969 to 25 October 19691970: 22 May 1970 to 7 October 19701971: 26 January 1971 to 18 December 19711972: 26 May 1972 to 10 November 19721973: 30 April 1973 to 29 September 19731974: 8 February 1974 to 17 November 19741975: 13 January 1975 to 1 September 19751976: 30 March 1976 to 12 November 19761977: 19 April 1977 to 6 September 19771978: 13 March 1978 to 3 November 19781979: 10 July 1979 to 15 October 19791980: 29 April 1980 to 21 November 19801981: 25 June 1981 to 13 December 19811982: 8 April 1982 to 28 November 19821983: 2 January 1983 to 5 October 19831984: 26 January 1984 to 22 October 19841985: 2 April 1985 to 21 December 19851986: 16 May 1986 to 8 September 19861987: 4 June 1987 to 25 September 19871988: 1 January 1988 to 9 October 19881989: 17 January 1989 to 21 October 19891990: 28 June 1990 to 18 August 19901991: 2 May 1991 to 4 November 19911992: 13 March 1992 to 3 November 19921993: 17 January 1993 to 13 October 19931994: 4 June 1994 to 23 November 19941995: 19 May 1995 to 2 November 19951996: 5 May 1996 to 12 December 19961997: 25 February 1997 to 13 November 19971998: 23 February 1998 to 18 October 19981999: 30 May 1999 to 13 December 19992000: 1 March 2000 to 30 November 20002001: 26 April 2001 to 9 October 20012002: 25 January 2002 to 20 December 20022003: 26 January 2003 to 8 October 20032004: 3 February 2004 to 16 November 20042005: 30 January 2005 to 14 September 20052006: 9 April 2006 to 14 December 20062007: 16 January 2007 to 29 December 20072008: 12 January 2008 to 31 October 200819661972197819841990199620022008JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Kalvia Ruotsalo meeting 10 mm (0.39 in).
First to last qualifying date each year at Kalvia Ruotsalo
YearFirst dateLast date
19661966-03-081966-11-05
19671967-05-131967-11-14
19681968-04-231968-11-26
19691969-03-301969-10-25
19701970-05-221970-10-07
19711971-01-261971-12-18
19721972-05-261972-11-10
19731973-04-301973-09-29
19741974-02-081974-11-17
19751975-01-131975-09-01
19761976-03-301976-11-12
19771977-04-191977-09-06
19781978-03-131978-11-03
19791979-07-101979-10-15
19801980-04-291980-11-21
19811981-06-251981-12-13
19821982-04-081982-11-28
19831983-01-021983-10-05
19841984-01-261984-10-22
19851985-04-021985-12-21
19861986-05-161986-09-08
19871987-06-041987-09-25
19881988-01-011988-10-09
19891989-01-171989-10-21
19901990-06-281990-08-18
19911991-05-021991-11-04
19921992-03-131992-11-03
19931993-01-171993-10-13
19941994-06-041994-11-23
19951995-05-191995-11-02
19961996-05-051996-12-12
19971997-02-251997-11-13
19981998-02-231998-10-18
19991999-05-301999-12-13
20002000-03-012000-11-30
20012001-04-262001-10-09
20022002-01-252002-12-20
20032003-01-262003-10-08
20042004-02-032004-11-16
20052005-01-302005-09-14
20062006-04-092006-12-14
20072007-01-162007-12-29
20082008-01-122008-10-31

Every Fixed Threshold

Fixed thresholds at Kalvia Ruotsalo
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4317200415
25 mm (0.98 in): Days with 25 mm or more rain24319672
50 mm (1.97 in): Days with 50 mm or more rain1119671

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1966.

Download the Data

  • Data for Kalvia Ruotsalo 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).