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Built 2026-10-19 (19 October 2026)

Heinavesi Hasumaki Threshold Days by Year (FIE00144092)

3 fixed thresholds counted per year at Heinavesi Hasumaki (FIE00144092): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Heinavesi Hasumaki Thresholds

  • Heinavesi Hasumaki: days with 10 mm (0.39 in) or more of precipitation in 32 years, most in 1981 with 20.
  • Heinavesi Hasumaki: days with 25 mm (0.98 in) or more of precipitation in 25 years, most in 1963 with 3.
  • Heinavesi Hasumaki: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1983 with 1.
  • 3 fixed thresholds have at least one qualifying day at Heinavesi Hasumaki.
32 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Heinavesi Hasumaki Days per year at Heinavesi Hasumaki with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 20 in 1981. 051015201963: 101964: 51965: 111966: 181967: 181968: 161969: 131970: 161971: 151973: 151974: 181975: 51976: 121977: 81978: 101979: 111980: 131981: 201982: 151983: 151984: 131985: 201986: 121987: 191988: 201989: 141990: 141991: 181992: 101997: 71998: 111999: 1519631967197119761980198419881992
Days per year at Heinavesi Hasumaki with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 20 in 1981.
Days with 10 mm (0.39 in) or more of precipitation per year at Heinavesi Hasumaki
YearDaysDecade average
19631013
1964513
19651113
19661813
19671813
19681613
19691313
19701612.2
19711512.2
19731512.2
19741812.2
1975512.2
19761212.2
1977812.2
19781012.2
19791112.2
19801316.1
19812016.1
19821516.1
19831516.1
19841316.1
19852016.1
19861216.1
19871916.1
19882016.1
19891416.1
19901412.5
19911812.5
19921012.5
1997712.5
19981112.5
19991512.5
First to last qualifying date each year at Heinavesi Hasumaki For each year, a bar from the first to the last day at Heinavesi Hasumaki meeting 10 mm (0.39 in). 1963: 6 January 1963 to 7 September 19631964: 14 May 1964 to 13 December 19641965: 29 March 1965 to 18 December 19651966: 30 January 1966 to 1 November 19661967: 21 March 1967 to 15 December 19671968: 24 January 1968 to 4 November 19681969: 2 July 1969 to 23 November 19691970: 2 April 1970 to 20 December 19701971: 1 February 1971 to 8 December 19711973: 19 April 1973 to 22 November 19731974: 8 February 1974 to 22 December 19741975: 13 April 1975 to 28 September 19751976: 29 March 1976 to 1 December 19761977: 30 June 1977 to 17 October 19771978: 13 March 1978 to 14 November 19781979: 7 January 1979 to 26 November 19791980: 26 May 1980 to 21 November 19801981: 2 February 1981 to 3 December 19811982: 9 April 1982 to 24 November 19821983: 9 April 1983 to 27 December 19831984: 8 May 1984 to 28 November 19841985: 2 April 1985 to 21 December 19851986: 21 January 1986 to 6 December 19861987: 5 February 1987 to 6 December 19871988: 1 January 1988 to 8 December 19881989: 14 January 1989 to 21 October 19891990: 17 January 1990 to 17 November 19901991: 14 February 1991 to 19 November 19911992: 3 April 1992 to 7 November 19921997: 13 January 1997 to 13 November 19971998: 23 January 1998 to 13 October 19981999: 4 February 1999 to 12 December 199919631967197119761980198419881992JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Heinavesi Hasumaki meeting 10 mm (0.39 in).
First to last qualifying date each year at Heinavesi Hasumaki
YearFirst dateLast date
19631963-01-061963-09-07
19641964-05-141964-12-13
19651965-03-291965-12-18
19661966-01-301966-11-01
19671967-03-211967-12-15
19681968-01-241968-11-04
19691969-07-021969-11-23
19701970-04-021970-12-20
19711971-02-011971-12-08
19731973-04-191973-11-22
19741974-02-081974-12-22
19751975-04-131975-09-28
19761976-03-291976-12-01
19771977-06-301977-10-17
19781978-03-131978-11-14
19791979-01-071979-11-26
19801980-05-261980-11-21
19811981-02-021981-12-03
19821982-04-091982-11-24
19831983-04-091983-12-27
19841984-05-081984-11-28
19851985-04-021985-12-21
19861986-01-211986-12-06
19871987-02-051987-12-06
19881988-01-011988-12-08
19891989-01-141989-10-21
19901990-01-171990-11-17
19911991-02-141991-11-19
19921992-04-031992-11-07
19971997-01-131997-11-13
19981998-01-231998-10-13
19991999-02-041999-12-12

Every Fixed Threshold

Fixed thresholds at Heinavesi Hasumaki
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3220198115
25 mm (0.98 in): Days with 25 mm or more rain25319631
50 mm (1.97 in): Days with 50 mm or more rain2119831

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1963.

Download the Data

  • Data for Heinavesi Hasumaki 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).