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Built 2026-10-19 (19 October 2026)

Hameenlinna Pirttikoski Threshold Days by Year (FIE00142816)

3 fixed thresholds counted per year at Hameenlinna Pirttikoski (FIE00142816): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hameenlinna Pirttikoski Thresholds

  • Hameenlinna Pirttikoski: days with 10 mm (0.39 in) or more of precipitation in 60 years, most in 1977 with 26.
  • Hameenlinna Pirttikoski: days with 25 mm (0.98 in) or more of precipitation in 48 years, most in 1997 with 5.
  • Hameenlinna Pirttikoski: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1978 with 1.
  • 3 fixed thresholds have at least one qualifying day at Hameenlinna Pirttikoski.
60 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Hameenlinna Pirttikoski Days per year at Hameenlinna Pirttikoski with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1977. 01020301967: 121968: 131969: 151970: 121971: 61972: 161973: 101974: 191975: 41976: 81977: 261978: 161979: 171980: 171981: 181982: 131983: 151984: 191985: 141986: 141987: 141988: 191989: 161990: 221991: 121992: 141993: 181994: 101995: 161996: 111997: 151998: 191999: 132000: 192001: 162002: 162003: 132004: 192005: 142006: 132007: 102008: 252009: 142010: 142011: 92012: 182013: 142014: 162015: 162016: 162017: 232018: 142019: 142020: 252021: 232022: 202023: 212024: 232025: 192026: 101967197319791985199119972003200920152021
Days per year at Hameenlinna Pirttikoski with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1977.
Days with 10 mm (0.39 in) or more of precipitation per year at Hameenlinna Pirttikoski
YearDaysDecade average
19671213.3
19681313.3
19691513.3
19701213.4
1971613.4
19721613.4
19731013.4
19741913.4
1975413.4
1976813.4
19772613.4
19781613.4
19791713.4
19801715.9
19811815.9
19821315.9
19831515.9
19841915.9
19851415.9
19861415.9
19871415.9
19881915.9
19891615.9
19902215
19911215
19921415
19931815
19941015
19951615
19961115
19971515
19981915
19991315
20001915.9
20011615.9
20021615.9
20031315.9
20041915.9
20051415.9
20061315.9
20071015.9
20082515.9
20091415.9
20101415.4
2011915.4
20121815.4
20131415.4
20141615.4
20151615.4
20161615.4
20172315.4
20181415.4
20191415.4
20202520.1
20212320.1
20222020.1
20232120.1
20242320.1
20251920.1
20261020.1
First to last qualifying date each year at Hameenlinna Pirttikoski For each year, a bar from the first to the last day at Hameenlinna Pirttikoski meeting 10 mm (0.39 in). 1967: 1 May 1967 to 5 December 19671968: 23 April 1968 to 2 November 19681969: 29 January 1969 to 4 December 19691970: 1 January 1970 to 20 December 19701971: 7 January 1971 to 21 December 19711972: 8 February 1972 to 1 November 19721973: 10 April 1973 to 5 September 19731974: 15 January 1974 to 22 December 19741975: 17 August 1975 to 31 October 19751976: 25 June 1976 to 1 December 19761977: 25 March 1977 to 20 November 19771978: 6 March 1978 to 19 November 19781979: 30 April 1979 to 29 November 19791980: 3 June 1980 to 31 December 19801981: 13 March 1981 to 27 December 19811982: 12 April 1982 to 11 December 19821983: 13 January 1983 to 30 December 19831984: 2 January 1984 to 26 October 19841985: 2 April 1985 to 21 December 19851986: 29 April 1986 to 5 December 19861987: 25 January 1987 to 18 November 19871988: 28 March 1988 to 30 December 19881989: 15 February 1989 to 6 December 19891990: 11 January 1990 to 20 December 19901991: 9 January 1991 to 15 December 19911992: 16 January 1992 to 2 November 19921993: 22 January 1993 to 4 December 19931994: 20 May 1994 to 26 October 19941995: 23 January 1995 to 17 November 19951996: 15 February 1996 to 19 November 19961997: 8 January 1997 to 11 October 19971998: 2 February 1998 to 20 October 19981999: 4 February 1999 to 17 December 19992000: 29 January 2000 to 18 November 20002001: 15 April 2001 to 15 November 20012002: 24 January 2002 to 26 November 20022003: 1 May 2003 to 28 December 20032004: 31 January 2004 to 30 December 20042005: 11 June 2005 to 14 November 20052006: 23 May 2006 to 11 December 20062007: 9 January 2007 to 30 October 20072008: 19 January 2008 to 23 November 20082009: 21 May 2009 to 18 November 20092010: 24 May 2010 to 15 November 20102011: 7 April 2011 to 27 November 20112012: 24 March 2012 to 30 November 20122013: 13 June 2013 to 21 November 20132014: 7 January 2014 to 24 December 20142015: 3 January 2015 to 6 December 20152016: 9 February 2016 to 18 November 20162017: 8 June 2017 to 20 December 20172018: 24 January 2018 to 31 December 20182019: 1 January 2019 to 18 December 20192020: 3 January 2020 to 23 December 20202021: 21 January 2021 to 22 October 20212022: 2 January 2022 to 23 December 20222023: 18 February 2023 to 22 December 20232024: 16 February 2024 to 14 December 20242025: 10 January 2025 to 14 December 20252026: 11 June 2026 to 22 August 202619671975198319911999200720152023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Hameenlinna Pirttikoski meeting 10 mm (0.39 in).
First to last qualifying date each year at Hameenlinna Pirttikoski
YearFirst dateLast date
19671967-05-011967-12-05
19681968-04-231968-11-02
19691969-01-291969-12-04
19701970-01-011970-12-20
19711971-01-071971-12-21
19721972-02-081972-11-01
19731973-04-101973-09-05
19741974-01-151974-12-22
19751975-08-171975-10-31
19761976-06-251976-12-01
19771977-03-251977-11-20
19781978-03-061978-11-19
19791979-04-301979-11-29
19801980-06-031980-12-31
19811981-03-131981-12-27
19821982-04-121982-12-11
19831983-01-131983-12-30
19841984-01-021984-10-26
19851985-04-021985-12-21
19861986-04-291986-12-05
19871987-01-251987-11-18
19881988-03-281988-12-30
19891989-02-151989-12-06
19901990-01-111990-12-20
19911991-01-091991-12-15
19921992-01-161992-11-02
19931993-01-221993-12-04
19941994-05-201994-10-26
19951995-01-231995-11-17
19961996-02-151996-11-19
19971997-01-081997-10-11
19981998-02-021998-10-20
19991999-02-041999-12-17
20002000-01-292000-11-18
20012001-04-152001-11-15
20022002-01-242002-11-26
20032003-05-012003-12-28
20042004-01-312004-12-30
20052005-06-112005-11-14
20062006-05-232006-12-11
20072007-01-092007-10-30
20082008-01-192008-11-23
20092009-05-212009-11-18
20102010-05-242010-11-15
20112011-04-072011-11-27
20122012-03-242012-11-30
20132013-06-132013-11-21
20142014-01-072014-12-24
20152015-01-032015-12-06
20162016-02-092016-11-18
20172017-06-082017-12-20
20182018-01-242018-12-31
20192019-01-012019-12-18
20202020-01-032020-12-23
20212021-01-212021-10-22
20222022-01-022022-12-23
20232023-02-182023-12-22
20242024-02-162024-12-14
20252025-01-102025-12-14
20262026-06-112026-08-22

Every Fixed Threshold

Fixed thresholds at Hameenlinna Pirttikoski
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6026197710
25 mm (0.98 in): Days with 25 mm or more rain48519971
50 mm (1.97 in): Days with 50 mm or more rain5119781

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 Hameenlinna 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 (2026-10-12).