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Built 2026-10-19 (19 October 2026)

Rovaniemi Pirttikoski Threshold Days by Year (FIE00146007)

3 fixed thresholds counted per year at Rovaniemi Pirttikoski (FIE00146007): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rovaniemi Pirttikoski Thresholds

  • Rovaniemi Pirttikoski: days with 10 mm (0.39 in) or more of precipitation in 37 years, most in 1983 with 21.
  • Rovaniemi Pirttikoski: days with 25 mm (0.98 in) or more of precipitation in 25 years, most in 1992 with 3.
  • Rovaniemi Pirttikoski: days with 50 mm (1.97 in) or more of precipitation in 1 years, most in 1998 with 1.
  • 3 fixed thresholds have at least one qualifying day at Rovaniemi Pirttikoski.
37 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Rovaniemi Pirttikoski Days per year at Rovaniemi Pirttikoski with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 21 in 1983. 01020301965: 81966: 81967: 61968: 51969: 11970: 91971: 61972: 131973: 81974: 161975: 61976: 61978: 51979: 91980: 91981: 171982: 61983: 211984: 91985: 151986: 81987: 101988: 121989: 141990: 61991: 121992: 181993: 81994: 101995: 121996: 111997: 71998: 171999: 162000: 202001: 112004: 111965196919731978198219861990199419982004
Days per year at Rovaniemi Pirttikoski with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 21 in 1983.
Days with 10 mm (0.39 in) or more of precipitation per year at Rovaniemi Pirttikoski
YearDaysDecade average
196585.6
196685.6
196765.6
196855.6
196915.6
197098.7
197168.7
1972138.7
197388.7
1974168.7
197568.7
197668.7
197858.7
197998.7
1980912.1
19811712.1
1982612.1
19832112.1
1984912.1
19851512.1
1986812.1
19871012.1
19881212.1
19891412.1
1990611.7
19911211.7
19921811.7
1993811.7
19941011.7
19951211.7
19961111.7
1997711.7
19981711.7
19991611.7
20002014
20011114
20041114
First to last qualifying date each year at Rovaniemi Pirttikoski For each year, a bar from the first to the last day at Rovaniemi Pirttikoski meeting 10 mm (0.39 in). 1965: 17 March 1965 to 15 October 19651966: 24 May 1966 to 2 September 19661967: 8 June 1967 to 29 October 19671968: 19 June 1968 to 29 October 19681969: 12 November 1969 to 12 November 19691970: 28 April 1970 to 8 October 19701971: 16 May 1971 to 25 September 19711972: 14 February 1972 to 15 September 19721973: 12 April 1973 to 5 September 19731974: 8 June 1974 to 3 October 19741975: 13 May 1975 to 17 November 19751976: 21 June 1976 to 3 August 19761978: 14 July 1978 to 27 August 19781979: 25 May 1979 to 21 September 19791980: 9 May 1980 to 1 December 19801981: 26 May 1981 to 3 December 19811982: 3 April 1982 to 15 September 19821983: 9 April 1983 to 3 December 19831984: 26 January 1984 to 11 October 19841985: 10 March 1985 to 9 October 19851986: 24 April 1986 to 23 October 19861987: 7 June 1987 to 18 October 19871988: 17 May 1988 to 9 October 19881989: 5 February 1989 to 18 September 19891990: 15 May 1990 to 19 August 19901991: 10 March 1991 to 24 November 19911992: 15 June 1992 to 26 December 19921993: 14 March 1993 to 19 December 19931994: 8 January 1994 to 27 October 19941995: 6 February 1995 to 28 October 19951996: 19 April 1996 to 16 November 19961997: 2 March 1997 to 13 November 19971998: 16 January 1998 to 3 December 19981999: 17 January 1999 to 14 December 19992000: 30 January 2000 to 1 December 20002001: 1 January 2001 to 29 October 20012004: 22 February 2004 to 17 December 200419651970197519811986199119962001JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rovaniemi Pirttikoski meeting 10 mm (0.39 in).
First to last qualifying date each year at Rovaniemi Pirttikoski
YearFirst dateLast date
19651965-03-171965-10-15
19661966-05-241966-09-02
19671967-06-081967-10-29
19681968-06-191968-10-29
19691969-11-121969-11-12
19701970-04-281970-10-08
19711971-05-161971-09-25
19721972-02-141972-09-15
19731973-04-121973-09-05
19741974-06-081974-10-03
19751975-05-131975-11-17
19761976-06-211976-08-03
19781978-07-141978-08-27
19791979-05-251979-09-21
19801980-05-091980-12-01
19811981-05-261981-12-03
19821982-04-031982-09-15
19831983-04-091983-12-03
19841984-01-261984-10-11
19851985-03-101985-10-09
19861986-04-241986-10-23
19871987-06-071987-10-18
19881988-05-171988-10-09
19891989-02-051989-09-18
19901990-05-151990-08-19
19911991-03-101991-11-24
19921992-06-151992-12-26
19931993-03-141993-12-19
19941994-01-081994-10-27
19951995-02-061995-10-28
19961996-04-191996-11-16
19971997-03-021997-11-13
19981998-01-161998-12-03
19991999-01-171999-12-14
20002000-01-302000-12-01
20012001-01-012001-10-29
20042004-02-222004-12-17

Every Fixed Threshold

Fixed thresholds at Rovaniemi Pirttikoski
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3721198311
25 mm (0.98 in): Days with 25 mm or more rain25319921
50 mm (1.97 in): Days with 50 mm or more rain1119981

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1965.

Download the Data

  • Data for Rovaniemi Pirttikoski 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).