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Built 2026-10-19 (19 October 2026)

Slagnas Threshold Days by Year (SWE00140564)

3 fixed thresholds counted per year at Slagnas (SWE00140564): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Slagnas Thresholds

  • Slagnas: days with 10 mm (0.39 in) or more of precipitation in 37 years, most in 2000 with 19.
  • Slagnas: days with 25 mm (0.98 in) or more of precipitation in 25 years, most in 2000 with 4.
  • Slagnas: days with 50 mm (1.97 in) or more of precipitation in 1 years, most in 1976 with 1.
  • 3 fixed thresholds have at least one qualifying day at Slagnas.
37 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Slagnas Days per year at Slagnas with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 19 in 2000. 051015201972: 101973: 61974: 81975: 121976: 61977: 131978: 71979: 91980: 131981: 151982: 91983: 81984: 91985: 111986: 81987: 161988: 111989: 131990: 101991: 101992: 141993: 181994: 71995: 81996: 181997: 91998: 161999: 122000: 192001: 182002: 82003: 72004: 132005: 132006: 122007: 152008: 151972197619801984198819921996200020042008
Days per year at Slagnas with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 19 in 2000.
Days with 10 mm (0.39 in) or more of precipitation per year at Slagnas
YearDaysDecade average
1972108.9
197368.9
197488.9
1975128.9
197668.9
1977138.9
197878.9
197998.9
19801311.3
19811511.3
1982911.3
1983811.3
1984911.3
19851111.3
1986811.3
19871611.3
19881111.3
19891311.3
19901012.2
19911012.2
19921412.2
19931812.2
1994712.2
1995812.2
19961812.2
1997912.2
19981612.2
19991212.2
20001913.3
20011813.3
2002813.3
2003713.3
20041313.3
20051313.3
20061213.3
20071513.3
20081513.3
First to last qualifying date each year at Slagnas For each year, a bar from the first to the last day at Slagnas meeting 10 mm (0.39 in). 1972: 12 June 1972 to 28 November 19721973: 13 May 1973 to 6 November 19731974: 8 February 1974 to 30 September 19741975: 15 May 1975 to 5 October 19751976: 17 July 1976 to 10 October 19761977: 26 January 1977 to 16 October 19771978: 8 June 1978 to 16 September 19781979: 11 July 1979 to 29 November 19791980: 29 March 1980 to 22 November 19801981: 22 March 1981 to 10 October 19811982: 9 April 1982 to 15 December 19821983: 18 July 1983 to 30 December 19831984: 24 June 1984 to 21 October 19841985: 15 June 1985 to 9 November 19851986: 12 January 1986 to 8 November 19861987: 15 May 1987 to 17 November 19871988: 2 May 1988 to 6 September 19881989: 28 March 1989 to 21 October 19891990: 25 May 1990 to 4 October 19901991: 15 June 1991 to 18 October 19911992: 25 April 1992 to 21 September 19921993: 8 May 1993 to 29 December 19931994: 5 June 1994 to 7 September 19941995: 18 May 1995 to 27 October 19951996: 16 April 1996 to 29 November 19961997: 2 July 1997 to 13 September 19971998: 6 May 1998 to 23 October 19981999: 16 January 1999 to 2 November 19992000: 29 January 2000 to 4 November 20002001: 3 April 2001 to 18 December 20012002: 4 March 2002 to 26 October 20022003: 14 May 2003 to 5 October 20032004: 23 April 2004 to 5 October 20042005: 26 May 2005 to 23 December 20052006: 27 April 2006 to 30 December 20062007: 8 January 2007 to 9 November 20072008: 17 January 2008 to 12 December 200819721977198219871992199720022007JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Slagnas meeting 10 mm (0.39 in).
First to last qualifying date each year at Slagnas
YearFirst dateLast date
19721972-06-121972-11-28
19731973-05-131973-11-06
19741974-02-081974-09-30
19751975-05-151975-10-05
19761976-07-171976-10-10
19771977-01-261977-10-16
19781978-06-081978-09-16
19791979-07-111979-11-29
19801980-03-291980-11-22
19811981-03-221981-10-10
19821982-04-091982-12-15
19831983-07-181983-12-30
19841984-06-241984-10-21
19851985-06-151985-11-09
19861986-01-121986-11-08
19871987-05-151987-11-17
19881988-05-021988-09-06
19891989-03-281989-10-21
19901990-05-251990-10-04
19911991-06-151991-10-18
19921992-04-251992-09-21
19931993-05-081993-12-29
19941994-06-051994-09-07
19951995-05-181995-10-27
19961996-04-161996-11-29
19971997-07-021997-09-13
19981998-05-061998-10-23
19991999-01-161999-11-02
20002000-01-292000-11-04
20012001-04-032001-12-18
20022002-03-042002-10-26
20032003-05-142003-10-05
20042004-04-232004-10-05
20052005-05-262005-12-23
20062006-04-272006-12-30
20072007-01-082007-11-09
20082008-01-172008-12-12

Every Fixed Threshold

Fixed thresholds at Slagnas
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3719200015
25 mm (0.98 in): Days with 25 mm or more rain25420001
50 mm (1.97 in): Days with 50 mm or more rain1119761

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1972.

Download the Data

  • Data for Slagnas 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).