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Built 2026-10-19 (19 October 2026)

Harstena A Threshold Days by Year (SWE00138418)

3 fixed thresholds counted per year at Harstena A (SWE00138418): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Harstena A Thresholds

  • Harstena A: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 2000 with 19.
  • Harstena A: days with 25 mm (0.98 in) or more of precipitation in 24 years, most in 2005 with 5.
  • Harstena A: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 2000 with 1.
  • 3 fixed thresholds have at least one qualifying day at Harstena A.
31 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Harstena A Days per year at Harstena A with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 19 in 2000. 051015201996: 111997: 51998: 171999: 102000: 192001: 72002: 72003: 152004: 112005: 162006: 132007: 162008: 92009: 72010: 122011: 82012: 142013: 102014: 102015: 102016: 92017: 112018: 52019: 92020: 72021: 152022: 92023: 102024: 82025: 122026: 719962000200420082012201620202024
Days per year at Harstena A 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 Harstena A
YearDaysDecade average
19961110.8
1997510.8
19981710.8
19991010.8
20001912
2001712
2002712
20031512
20041112
20051612
20061312
20071612
2008912
2009712
2010129.8
201189.8
2012149.8
2013109.8
2014109.8
2015109.8
201699.8
2017119.8
201859.8
201999.8
202079.7
2021159.7
202299.7
2023109.7
202489.7
2025129.7
202679.7
First to last qualifying date each year at Harstena A For each year, a bar from the first to the last day at Harstena A meeting 10 mm (0.39 in). 1996: 10 June 1996 to 19 November 19961997: 9 May 1997 to 2 December 19971998: 23 January 1998 to 13 December 19981999: 6 January 1999 to 11 December 19992000: 7 June 2000 to 28 December 20002001: 6 January 2001 to 10 September 20012002: 30 January 2002 to 23 October 20022003: 9 April 2003 to 28 December 20032004: 29 May 2004 to 22 November 20042005: 13 February 2005 to 26 December 20052006: 6 February 2006 to 31 December 20062007: 10 January 2007 to 31 December 20072008: 17 March 2008 to 11 November 20082009: 8 May 2009 to 25 December 20092010: 27 January 2010 to 19 December 20102011: 3 May 2011 to 17 December 20112012: 13 April 2012 to 15 December 20122013: 12 April 2013 to 20 November 20132014: 9 January 2014 to 5 November 20142015: 30 March 2015 to 15 September 20152016: 15 May 2016 to 1 November 20162017: 3 January 2017 to 23 December 20172018: 2 February 2018 to 30 November 20182019: 2 February 2019 to 28 November 20192020: 2 March 2020 to 15 December 20202021: 1 January 2021 to 2 November 20212022: 20 February 2022 to 21 November 20222023: 17 June 2023 to 28 December 20232024: 2 April 2024 to 10 October 20242025: 28 January 2025 to 5 December 20252026: 3 January 2026 to 18 July 202619962000200420082012201620202024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Harstena A meeting 10 mm (0.39 in).
First to last qualifying date each year at Harstena A
YearFirst dateLast date
19961996-06-101996-11-19
19971997-05-091997-12-02
19981998-01-231998-12-13
19991999-01-061999-12-11
20002000-06-072000-12-28
20012001-01-062001-09-10
20022002-01-302002-10-23
20032003-04-092003-12-28
20042004-05-292004-11-22
20052005-02-132005-12-26
20062006-02-062006-12-31
20072007-01-102007-12-31
20082008-03-172008-11-11
20092009-05-082009-12-25
20102010-01-272010-12-19
20112011-05-032011-12-17
20122012-04-132012-12-15
20132013-04-122013-11-20
20142014-01-092014-11-05
20152015-03-302015-09-15
20162016-05-152016-11-01
20172017-01-032017-12-23
20182018-02-022018-11-30
20192019-02-022019-11-28
20202020-03-022020-12-15
20212021-01-012021-11-02
20222022-02-202022-11-21
20232023-06-172023-12-28
20242024-04-022024-10-10
20252025-01-282025-12-05
20262026-01-032026-07-18

Every Fixed Threshold

Fixed thresholds at Harstena A
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain311920007
25 mm (0.98 in): Days with 25 mm or more rain24520051
50 mm (1.97 in): Days with 50 mm or more rain2120001

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1996.

Download the Data

  • Data for Harstena A 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 (2026-10-12).