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Built 2026-10-19 (19 October 2026)

Harbo Threshold Days by Year (SWE00139266)

3 fixed thresholds counted per year at Harbo (SWE00139266): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Harbo Thresholds

  • Harbo: days with 10 mm (0.39 in) or more of precipitation in 36 years, most in 1985 with 24.
  • Harbo: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 2009 with 4.
  • Harbo: days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1979 with 1.
  • 3 fixed thresholds have at least one qualifying day at Harbo.
36 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Harbo Days per year at Harbo with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 24 in 1985. 01020301976: 101977: 161978: 111979: 171980: 201984: 181985: 241986: 181987: 161988: 91989: 81990: 151991: 141992: 171993: 91994: 121995: 151996: 91997: 181998: 131999: 102000: 182001: 132002: 202003: 162004: 92005: 212006: 142007: 102008: 152009: 172010: 162011: 122012: 212013: 102014: 12197619801987199119951999200320072011
Days per year at Harbo with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 24 in 1985.
Days with 10 mm (0.39 in) or more of precipitation per year at Harbo
YearDaysDecade average
19761013.5
19771613.5
19781113.5
19791713.5
19802016.1
19841816.1
19852416.1
19861816.1
19871616.1
1988916.1
1989816.1
19901513.2
19911413.2
19921713.2
1993913.2
19941213.2
19951513.2
1996913.2
19971813.2
19981313.2
19991013.2
20001815.3
20011315.3
20022015.3
20031615.3
2004915.3
20052115.3
20061415.3
20071015.3
20081515.3
20091715.3
20101614.2
20111214.2
20122114.2
20131014.2
20141214.2
First to last qualifying date each year at Harbo For each year, a bar from the first to the last day at Harbo meeting 10 mm (0.39 in). 1976: 15 June 1976 to 3 December 19761977: 29 January 1977 to 24 December 19771978: 29 January 1978 to 27 November 19781979: 12 January 1979 to 26 November 19791980: 19 April 1980 to 20 December 19801984: 3 January 1984 to 19 December 19841985: 19 January 1985 to 6 December 19851986: 22 March 1986 to 28 December 19861987: 5 January 1987 to 12 November 19871988: 20 April 1988 to 1 November 19881989: 27 April 1989 to 29 October 19891990: 24 February 1990 to 16 November 19901991: 2 January 1991 to 26 September 19911992: 1 April 1992 to 16 October 19921993: 7 April 1993 to 20 October 19931994: 12 January 1994 to 3 October 19941995: 31 January 1995 to 3 November 19951996: 5 May 1996 to 20 November 19961997: 25 February 1997 to 31 December 19971998: 19 January 1998 to 7 December 19981999: 23 February 1999 to 25 December 19992000: 29 January 2000 to 29 December 20002001: 8 February 2001 to 21 December 20012002: 24 January 2002 to 20 November 20022003: 1 May 2003 to 28 December 20032004: 19 May 2004 to 17 November 20042005: 8 January 2005 to 25 December 20052006: 6 February 2006 to 17 November 20062007: 19 April 2007 to 7 December 20072008: 18 January 2008 to 12 December 20082009: 24 January 2009 to 14 December 20092010: 27 January 2010 to 31 December 20102011: 10 February 2011 to 17 December 20112012: 3 January 2012 to 15 December 20122013: 6 February 2013 to 27 December 20132014: 9 January 2014 to 12 October 201419761984198919941999200420092014JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Harbo meeting 10 mm (0.39 in).
First to last qualifying date each year at Harbo
YearFirst dateLast date
19761976-06-151976-12-03
19771977-01-291977-12-24
19781978-01-291978-11-27
19791979-01-121979-11-26
19801980-04-191980-12-20
19841984-01-031984-12-19
19851985-01-191985-12-06
19861986-03-221986-12-28
19871987-01-051987-11-12
19881988-04-201988-11-01
19891989-04-271989-10-29
19901990-02-241990-11-16
19911991-01-021991-09-26
19921992-04-011992-10-16
19931993-04-071993-10-20
19941994-01-121994-10-03
19951995-01-311995-11-03
19961996-05-051996-11-20
19971997-02-251997-12-31
19981998-01-191998-12-07
19991999-02-231999-12-25
20002000-01-292000-12-29
20012001-02-082001-12-21
20022002-01-242002-11-20
20032003-05-012003-12-28
20042004-05-192004-11-17
20052005-01-082005-12-25
20062006-02-062006-11-17
20072007-04-192007-12-07
20082008-01-182008-12-12
20092009-01-242009-12-14
20102010-01-272010-12-31
20112011-02-102011-12-17
20122012-01-032012-12-15
20132013-02-062013-12-27
20142014-01-092014-10-12

Every Fixed Threshold

Fixed thresholds at Harbo
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3624198512
25 mm (0.98 in): Days with 25 mm or more rain26420092
50 mm (1.97 in): Days with 50 mm or more rain3119791

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1976.

Download the Data

  • Data for Harbo 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).