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Built 2026-10-19 (19 October 2026)

Vihti Hiiskula Threshold Days by Year (FIE00142776)

3 fixed thresholds counted per year at Vihti Hiiskula (FIE00142776): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Vihti Hiiskula Thresholds

  • Vihti Hiiskula: days with 10 mm (0.39 in) or more of precipitation in 60 years, most in 1981 with 27.
  • Vihti Hiiskula: days with 25 mm (0.98 in) or more of precipitation in 44 years, most in 2006 with 4.
  • Vihti Hiiskula: days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1996 with 1.
  • 3 fixed thresholds have at least one qualifying day at Vihti Hiiskula.
60 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Vihti Hiiskula Days per year at Vihti Hiiskula with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1981. 01020301965: 181966: 201967: 171968: 131969: 171970: 121971: 71972: 191973: 111974: 201975: 121976: 161977: 201978: 131979: 161980: 161981: 271982: 131983: 121984: 211985: 141986: 211987: 151988: 181989: 111990: 181991: 151992: 161993: 131994: 121995: 181996: 151997: 171998: 171999: 122000: 212001: 222002: 122003: 122005: 212006: 162007: 212008: 222009: 152010: 132011: 222012: 242013: 142014: 102015: 212016: 202017: 242018: 132019: 132020: 212021: 162022: 232023: 192024: 202025: 171965197119771983198919952001200820142020
Days per year at Vihti Hiiskula with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1981.
Days with 10 mm (0.39 in) or more of precipitation per year at Vihti Hiiskula
YearDaysDecade average
19651817
19662017
19671717
19681317
19691717
19701214.6
1971714.6
19721914.6
19731114.6
19742014.6
19751214.6
19761614.6
19772014.6
19781314.6
19791614.6
19801616.8
19812716.8
19821316.8
19831216.8
19842116.8
19851416.8
19862116.8
19871516.8
19881816.8
19891116.8
19901815.3
19911515.3
19921615.3
19931315.3
19941215.3
19951815.3
19961515.3
19971715.3
19981715.3
19991215.3
20002118
20012218
20021218
20031218
20052118
20061618
20072118
20082218
20091518
20101317.4
20112217.4
20122417.4
20131417.4
20141017.4
20152117.4
20162017.4
20172417.4
20181317.4
20191317.4
20202119.3
20211619.3
20222319.3
20231919.3
20242019.3
20251719.3
First to last qualifying date each year at Vihti Hiiskula For each year, a bar from the first to the last day at Vihti Hiiskula meeting 10 mm (0.39 in). 1965: 17 April 1965 to 11 December 19651966: 30 January 1966 to 24 December 19661967: 20 February 1967 to 5 December 19671968: 28 January 1968 to 31 October 19681969: 29 January 1969 to 23 November 19691970: 2 January 1970 to 20 December 19701971: 13 February 1971 to 21 December 19711972: 11 February 1972 to 6 December 19721973: 5 February 1973 to 12 November 19731974: 15 January 1974 to 18 December 19741975: 24 January 1975 to 29 November 19751976: 20 January 1976 to 1 December 19761977: 27 January 1977 to 19 November 19771978: 6 March 1978 to 14 November 19781979: 30 April 1979 to 17 December 19791980: 24 June 1980 to 31 December 19801981: 13 March 1981 to 26 December 19811982: 30 January 1982 to 15 December 19821983: 13 January 1983 to 30 December 19831984: 3 January 1984 to 21 December 19841985: 23 January 1985 to 25 December 19851986: 21 April 1986 to 5 December 19861987: 28 March 1987 to 17 October 19871988: 11 March 1988 to 30 December 19881989: 19 February 1989 to 6 December 19891990: 26 January 1990 to 17 November 19901991: 9 January 1991 to 23 December 19911992: 16 January 1992 to 6 November 19921993: 22 January 1993 to 19 December 19931994: 13 January 1994 to 26 October 19941995: 23 January 1995 to 19 December 19951996: 28 April 1996 to 23 November 19961997: 9 February 1997 to 10 November 19971998: 27 April 1998 to 5 November 19981999: 4 February 1999 to 17 December 19992000: 29 January 2000 to 13 December 20002001: 6 February 2001 to 21 November 20012002: 24 January 2002 to 26 November 20022003: 16 May 2003 to 21 December 20032005: 8 January 2005 to 30 November 20052006: 28 March 2006 to 5 December 20062007: 9 January 2007 to 7 December 20072008: 19 January 2008 to 1 December 20082009: 22 January 2009 to 22 December 20092010: 1 February 2010 to 25 December 20102011: 4 April 2011 to 29 December 20112012: 3 January 2012 to 31 December 20122013: 30 January 2013 to 21 November 20132014: 9 May 2014 to 12 December 20142015: 12 January 2015 to 6 December 20152016: 23 January 2016 to 29 September 20162017: 12 January 2017 to 12 December 20172018: 4 January 2018 to 12 November 20182019: 16 January 2019 to 18 December 20192020: 11 January 2020 to 21 November 20202021: 12 January 2021 to 4 November 20212022: 29 January 2022 to 12 December 20222023: 14 January 2023 to 29 December 20232024: 11 January 2024 to 29 December 20242025: 10 January 2025 to 8 December 202519651973198119891997200620142022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Vihti Hiiskula meeting 10 mm (0.39 in).
First to last qualifying date each year at Vihti Hiiskula
YearFirst dateLast date
19651965-04-171965-12-11
19661966-01-301966-12-24
19671967-02-201967-12-05
19681968-01-281968-10-31
19691969-01-291969-11-23
19701970-01-021970-12-20
19711971-02-131971-12-21
19721972-02-111972-12-06
19731973-02-051973-11-12
19741974-01-151974-12-18
19751975-01-241975-11-29
19761976-01-201976-12-01
19771977-01-271977-11-19
19781978-03-061978-11-14
19791979-04-301979-12-17
19801980-06-241980-12-31
19811981-03-131981-12-26
19821982-01-301982-12-15
19831983-01-131983-12-30
19841984-01-031984-12-21
19851985-01-231985-12-25
19861986-04-211986-12-05
19871987-03-281987-10-17
19881988-03-111988-12-30
19891989-02-191989-12-06
19901990-01-261990-11-17
19911991-01-091991-12-23
19921992-01-161992-11-06
19931993-01-221993-12-19
19941994-01-131994-10-26
19951995-01-231995-12-19
19961996-04-281996-11-23
19971997-02-091997-11-10
19981998-04-271998-11-05
19991999-02-041999-12-17
20002000-01-292000-12-13
20012001-02-062001-11-21
20022002-01-242002-11-26
20032003-05-162003-12-21
20052005-01-082005-11-30
20062006-03-282006-12-05
20072007-01-092007-12-07
20082008-01-192008-12-01
20092009-01-222009-12-22
20102010-02-012010-12-25
20112011-04-042011-12-29
20122012-01-032012-12-31
20132013-01-302013-11-21
20142014-05-092014-12-12
20152015-01-122015-12-06
20162016-01-232016-09-29
20172017-01-122017-12-12
20182018-01-042018-11-12
20192019-01-162019-12-18
20202020-01-112020-11-21
20212021-01-122021-11-04
20222022-01-292022-12-12
20232023-01-142023-12-29
20242024-01-112024-12-29
20252025-01-102025-12-08

Every Fixed Threshold

Fixed thresholds at Vihti Hiiskula
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6027198117
25 mm (0.98 in): Days with 25 mm or more rain44420061
50 mm (1.97 in): Days with 50 mm or more rain3119961

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 Vihti Hiiskula 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).