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Built 2026-10-19 (19 October 2026)

Stormyra Threshold Days by Year (SWE00138810)

8 fixed thresholds counted per year at Stormyra (SWE00138810): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Stormyra Thresholds

  • Stormyra: days with 10 mm (0.39 in) or more of precipitation in 48 years, most in 2012 with 31.
  • Stormyra: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 2012 with 6.
  • Stormyra: days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1992 with 1.
  • Stormyra: days with a maximum temperature at or below 0 C (32 F) in 2 years, most in 1980 with 68.
  • 8 fixed thresholds have at least one qualifying day at Stormyra.
48 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Stormyra Days per year at Stormyra with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 2012. 0102030401977: 191978: 141981: 201982: 121983: 141984: 221985: 171986: 231987: 131988: 161989: 81990: 211991: 201992: 141993: 131994: 221995: 231996: 91997: 141998: 131999: 202000: 152001: 202002: 212003: 202004: 112005: 212006: 182007: 212008: 212009: 172010: 182011: 132012: 312013: 122014: 202015: 262016: 132017: 192018: 172019: 202020: 202021: 162022: 122023: 242024: 122025: 122026: 111977198419891994199920042009201420192024
Days per year at Stormyra with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 2012.
Days with 10 mm (0.39 in) or more of precipitation per year at Stormyra
YearDaysDecade average
19771916.5
19781416.5
19812016.1
19821216.1
19831416.1
19842216.1
19851716.1
19862316.1
19871316.1
19881616.1
1989816.1
19902116.9
19912016.9
19921416.9
19931316.9
19942216.9
19952316.9
1996916.9
19971416.9
19981316.9
19992016.9
20001518.5
20012018.5
20022118.5
20032018.5
20041118.5
20052118.5
20061818.5
20072118.5
20082118.5
20091718.5
20101818.9
20111318.9
20123118.9
20131218.9
20142018.9
20152618.9
20161318.9
20171918.9
20181718.9
20192018.9
20202015.3
20211615.3
20221215.3
20232415.3
20241215.3
20251215.3
20261115.3
First to last qualifying date each year at Stormyra For each year, a bar from the first to the last day at Stormyra meeting 10 mm (0.39 in). 1977: 10 January 1977 to 23 December 19771978: 5 March 1978 to 26 November 19781981: 14 January 1981 to 30 December 19811982: 6 February 1982 to 20 December 19821983: 1 February 1983 to 30 December 19831984: 11 January 1984 to 20 December 19841985: 20 January 1985 to 6 December 19851986: 23 January 1986 to 29 December 19861987: 18 March 1987 to 19 November 19871988: 11 January 1988 to 26 December 19881989: 25 February 1989 to 7 November 19891990: 23 January 1990 to 24 November 19901991: 2 January 1991 to 11 November 19911992: 14 February 1992 to 12 November 19921993: 4 February 1993 to 16 December 19931994: 12 January 1994 to 27 December 19941995: 8 January 1995 to 15 November 19951996: 24 May 1996 to 2 December 19961997: 26 March 1997 to 31 December 19971998: 16 March 1998 to 26 December 19981999: 4 January 1999 to 25 December 19992000: 29 January 2000 to 28 December 20002001: 6 January 2001 to 28 December 20012002: 24 January 2002 to 13 November 20022003: 2 February 2003 to 28 December 20032004: 31 January 2004 to 25 December 20042005: 8 January 2005 to 31 December 20052006: 6 February 2006 to 21 November 20062007: 10 January 2007 to 7 December 20072008: 16 January 2008 to 12 December 20082009: 8 May 2009 to 25 December 20092010: 27 January 2010 to 19 December 20102011: 10 February 2011 to 23 December 20112012: 1 January 2012 to 15 December 20122013: 6 February 2013 to 9 November 20132014: 9 January 2014 to 12 December 20142015: 10 January 2015 to 29 November 20152016: 21 April 2016 to 10 December 20162017: 3 January 2017 to 14 December 20172018: 16 January 2018 to 16 December 20182019: 16 January 2019 to 21 December 20192020: 28 January 2020 to 28 December 20202021: 1 January 2021 to 10 December 20212022: 29 January 2022 to 21 November 20222023: 2 January 2023 to 21 December 20232024: 16 February 2024 to 10 October 20242025: 6 January 2025 to 8 December 20252026: 1 January 2026 to 22 July 202619771985199119972003200920152021JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Stormyra meeting 10 mm (0.39 in).
First to last qualifying date each year at Stormyra
YearFirst dateLast date
19771977-01-101977-12-23
19781978-03-051978-11-26
19811981-01-141981-12-30
19821982-02-061982-12-20
19831983-02-011983-12-30
19841984-01-111984-12-20
19851985-01-201985-12-06
19861986-01-231986-12-29
19871987-03-181987-11-19
19881988-01-111988-12-26
19891989-02-251989-11-07
19901990-01-231990-11-24
19911991-01-021991-11-11
19921992-02-141992-11-12
19931993-02-041993-12-16
19941994-01-121994-12-27
19951995-01-081995-11-15
19961996-05-241996-12-02
19971997-03-261997-12-31
19981998-03-161998-12-26
19991999-01-041999-12-25
20002000-01-292000-12-28
20012001-01-062001-12-28
20022002-01-242002-11-13
20032003-02-022003-12-28
20042004-01-312004-12-25
20052005-01-082005-12-31
20062006-02-062006-11-21
20072007-01-102007-12-07
20082008-01-162008-12-12
20092009-05-082009-12-25
20102010-01-272010-12-19
20112011-02-102011-12-23
20122012-01-012012-12-15
20132013-02-062013-11-09
20142014-01-092014-12-12
20152015-01-102015-11-29
20162016-04-212016-12-10
20172017-01-032017-12-14
20182018-01-162018-12-16
20192019-01-162019-12-21
20202020-01-282020-12-28
20212021-01-012021-12-10
20222022-01-292022-11-21
20232023-01-022023-12-21
20242024-02-162024-10-10
20252025-01-062025-12-08
20262026-01-012026-07-22

Every Fixed Threshold

Fixed thresholds at Stormyra
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
0 C (32 F): Ice days (max268198068
0 C (32 F): Frost days (min21781980178
-10 C (14 F): Days with min246197943
-20 C (-4 F): Days with min21319797
-30 C (-22 F): Days with min1119791
10 mm (0.39 in): Days with 10 mm or more rain4831201211
25 mm (0.98 in): Days with 25 mm or more rain41620122
50 mm (1.97 in): Days with 50 mm or more rain3119921

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1979.

Download the Data

  • Data for Stormyra 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).