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Built 2026-10-19 (19 October 2026)

Suonenjoki Iisvesi Threshold Days by Year (FIE00144742)

3 fixed thresholds counted per year at Suonenjoki Iisvesi (FIE00144742): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Suonenjoki Iisvesi Thresholds

  • Suonenjoki Iisvesi: days with 10 mm (0.39 in) or more of precipitation in 39 years, most in 1981 with 19.
  • Suonenjoki Iisvesi: days with 25 mm (0.98 in) or more of precipitation in 22 years, most in 1980 with 3.
  • Suonenjoki Iisvesi: days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1998 with 1.
  • 3 fixed thresholds have at least one qualifying day at Suonenjoki Iisvesi.
39 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Suonenjoki Iisvesi Days per year at Suonenjoki Iisvesi with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 19 in 1981. 051015201980: 141981: 191982: 81983: 161984: 141985: 171986: 131987: 121988: 111989: 151997: 81998: 131999: 102000: 102001: 92002: 112003: 122004: 102005: 162006: 112007: 132008: 162009: 102010: 92011: 152012: 152013: 132014: 122015: 122017: 162018: 112019: 92020: 102021: 162022: 132023: 162024: 132025: 122026: 111980198419881999200320072011201520202024
Days per year at Suonenjoki Iisvesi with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 19 in 1981.
Days with 10 mm (0.39 in) or more of precipitation per year at Suonenjoki Iisvesi
YearDaysDecade average
19801413.9
19811913.9
1982813.9
19831613.9
19841413.9
19851713.9
19861313.9
19871213.9
19881113.9
19891513.9
1997810.3
19981310.3
19991010.3
20001011.8
2001911.8
20021111.8
20031211.8
20041011.8
20051611.8
20061111.8
20071311.8
20081611.8
20091011.8
2010912.4
20111512.4
20121512.4
20131312.4
20141212.4
20151212.4
20171612.4
20181112.4
2019912.4
20201013
20211613
20221313
20231613
20241313
20251213
20261113
First to last qualifying date each year at Suonenjoki Iisvesi For each year, a bar from the first to the last day at Suonenjoki Iisvesi meeting 10 mm (0.39 in). 1980: 25 May 1980 to 21 November 19801981: 2 February 1981 to 3 December 19811982: 7 April 1982 to 28 November 19821983: 9 April 1983 to 27 December 19831984: 1 April 1984 to 30 October 19841985: 2 April 1985 to 11 November 19851986: 23 May 1986 to 23 October 19861987: 6 February 1987 to 6 December 19871988: 17 April 1988 to 8 December 19881989: 15 January 1989 to 4 November 19891997: 30 April 1997 to 8 September 19971998: 10 January 1998 to 18 October 19981999: 4 February 1999 to 13 December 19992000: 4 June 2000 to 31 December 20002001: 8 February 2001 to 9 October 20012002: 25 January 2002 to 19 November 20022003: 1 May 2003 to 29 December 20032004: 18 May 2004 to 15 December 20042005: 30 January 2005 to 26 November 20052006: 1 June 2006 to 5 December 20062007: 18 January 2007 to 30 October 20072008: 26 March 2008 to 22 December 20082009: 10 April 2009 to 10 November 20092010: 1 February 2010 to 30 December 20102011: 4 April 2011 to 27 November 20112012: 11 May 2012 to 17 October 20122013: 30 June 2013 to 21 November 20132014: 13 May 2014 to 27 August 20142015: 2 January 2015 to 18 December 20152017: 19 February 2017 to 20 December 20172018: 12 March 2018 to 12 September 20182019: 1 January 2019 to 29 November 20192020: 11 May 2020 to 21 October 20202021: 21 January 2021 to 30 November 20212022: 17 February 2022 to 14 November 20222023: 19 January 2023 to 1 November 20232024: 16 February 2024 to 20 November 20242025: 29 January 2025 to 21 September 20252026: 21 February 2026 to 22 August 202619801985199720022007201220182023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Suonenjoki Iisvesi meeting 10 mm (0.39 in).
First to last qualifying date each year at Suonenjoki Iisvesi
YearFirst dateLast date
19801980-05-251980-11-21
19811981-02-021981-12-03
19821982-04-071982-11-28
19831983-04-091983-12-27
19841984-04-011984-10-30
19851985-04-021985-11-11
19861986-05-231986-10-23
19871987-02-061987-12-06
19881988-04-171988-12-08
19891989-01-151989-11-04
19971997-04-301997-09-08
19981998-01-101998-10-18
19991999-02-041999-12-13
20002000-06-042000-12-31
20012001-02-082001-10-09
20022002-01-252002-11-19
20032003-05-012003-12-29
20042004-05-182004-12-15
20052005-01-302005-11-26
20062006-06-012006-12-05
20072007-01-182007-10-30
20082008-03-262008-12-22
20092009-04-102009-11-10
20102010-02-012010-12-30
20112011-04-042011-11-27
20122012-05-112012-10-17
20132013-06-302013-11-21
20142014-05-132014-08-27
20152015-01-022015-12-18
20172017-02-192017-12-20
20182018-03-122018-09-12
20192019-01-012019-11-29
20202020-05-112020-10-21
20212021-01-212021-11-30
20222022-02-172022-11-14
20232023-01-192023-11-01
20242024-02-162024-11-20
20252025-01-292025-09-21
20262026-02-212026-08-22

Every Fixed Threshold

Fixed thresholds at Suonenjoki Iisvesi
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3919198111
25 mm (0.98 in): Days with 25 mm or more rain22319802
50 mm (1.97 in): Days with 50 mm or more rain3119981

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1980.

Download the Data

  • Data for Suonenjoki Iisvesi 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 (2026-10-17).