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Built 2026-10-19 (19 October 2026)

Alavus Niinimaa Threshold Days by Year (FIE00144437)

3 fixed thresholds counted per year at Alavus Niinimaa (FIE00144437): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Alavus Niinimaa Thresholds

  • Alavus Niinimaa: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1996 with 21.
  • Alavus Niinimaa: days with 25 mm (0.98 in) or more of precipitation in 19 years, most in 1965 with 3.
  • Alavus Niinimaa: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1967 with 1.
  • 3 fixed thresholds have at least one qualifying day at Alavus Niinimaa.
33 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Alavus Niinimaa Days per year at Alavus Niinimaa with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 21 in 1996. 01020301965: 71966: 61967: 91968: 121969: 91970: 61971: 71972: 141973: 151974: 131975: 101976: 91977: 101978: 81979: 111980: 131981: 181982: 151983: 111984: 121985: 141986: 141987: 171988: 201989: 121990: 111991: 111992: 191993: 141994: 141995: 151996: 211997: 14196519691973197719811985198919931997
Days per year at Alavus Niinimaa with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 21 in 1996.
Days with 10 mm (0.39 in) or more of precipitation per year at Alavus Niinimaa
YearDaysDecade average
196578.6
196668.6
196798.6
1968128.6
196998.6
1970610.3
1971710.3
19721410.3
19731510.3
19741310.3
19751010.3
1976910.3
19771010.3
1978810.3
19791110.3
19801314.6
19811814.6
19821514.6
19831114.6
19841214.6
19851414.6
19861414.6
19871714.6
19882014.6
19891214.6
19901114.9
19911114.9
19921914.9
19931414.9
19941414.9
19951514.9
19962114.9
19971414.9
First to last qualifying date each year at Alavus Niinimaa For each year, a bar from the first to the last day at Alavus Niinimaa meeting 10 mm (0.39 in). 1965: 20 June 1965 to 28 December 19651966: 30 January 1966 to 21 October 19661967: 6 February 1967 to 24 October 19671968: 23 April 1968 to 4 November 19681969: 15 May 1969 to 17 November 19691970: 22 May 1970 to 12 November 19701971: 21 March 1971 to 16 November 19711972: 8 February 1972 to 24 October 19721973: 30 April 1973 to 30 December 19731974: 21 March 1974 to 17 November 19741975: 17 January 1975 to 28 September 19751976: 29 March 1976 to 15 September 19761977: 24 April 1977 to 8 November 19771978: 8 June 1978 to 14 November 19781979: 9 June 1979 to 29 November 19791980: 4 June 1980 to 13 October 19801981: 2 February 1981 to 26 December 19811982: 7 April 1982 to 28 November 19821983: 3 April 1983 to 30 December 19831984: 1 April 1984 to 30 October 19841985: 2 April 1985 to 11 November 19851986: 23 April 1986 to 5 December 19861987: 3 May 1987 to 29 December 19871988: 8 April 1988 to 12 September 19881989: 8 January 1989 to 18 December 19891990: 21 February 1990 to 14 September 19901991: 17 March 1991 to 4 November 19911992: 13 February 1992 to 25 November 19921993: 1 June 1993 to 13 October 19931994: 8 March 1994 to 14 November 19941995: 1 January 1995 to 29 September 19951996: 3 May 1996 to 12 December 19961997: 26 March 1997 to 13 November 19971965197019751980198519901995JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Alavus Niinimaa meeting 10 mm (0.39 in).
First to last qualifying date each year at Alavus Niinimaa
YearFirst dateLast date
19651965-06-201965-12-28
19661966-01-301966-10-21
19671967-02-061967-10-24
19681968-04-231968-11-04
19691969-05-151969-11-17
19701970-05-221970-11-12
19711971-03-211971-11-16
19721972-02-081972-10-24
19731973-04-301973-12-30
19741974-03-211974-11-17
19751975-01-171975-09-28
19761976-03-291976-09-15
19771977-04-241977-11-08
19781978-06-081978-11-14
19791979-06-091979-11-29
19801980-06-041980-10-13
19811981-02-021981-12-26
19821982-04-071982-11-28
19831983-04-031983-12-30
19841984-04-011984-10-30
19851985-04-021985-11-11
19861986-04-231986-12-05
19871987-05-031987-12-29
19881988-04-081988-09-12
19891989-01-081989-12-18
19901990-02-211990-09-14
19911991-03-171991-11-04
19921992-02-131992-11-25
19931993-06-011993-10-13
19941994-03-081994-11-14
19951995-01-011995-09-29
19961996-05-031996-12-12
19971997-03-261997-11-13

Every Fixed Threshold

Fixed thresholds at Alavus Niinimaa
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3321199614
25 mm (0.98 in): Days with 25 mm or more rain19319653
50 mm (1.97 in): Days with 50 mm or more rain2119671

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 Alavus Niinimaa 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).