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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Granasen Threshold Days by Year (SWE00140232)

3 fixed thresholds counted per year at Granasen (SWE00140232): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Granasen Thresholds

  • Granasen: days with 10 mm (0.39 in) or more of precipitation in 25 years, most in 1993 with 28.
  • Granasen: days with 25 mm (0.98 in) or more of precipitation in 20 years, most in 1950 with 4.
  • Granasen: days with 50 mm (1.97 in) or more of precipitation in 4 years, most in 1945 with 1.
  • 3 fixed thresholds have at least one qualifying day at Granasen.
25 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Granasen Days per year at Granasen with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1993. 01020301945: 161946: 121947: 141948: 121949: 91950: 191951: 111984: 141985: 241986: 141987: 181988: 131989: 181990: 191991: 201992: 161993: 281994: 101995: 171996: 221997: 161998: 231999: 162000: 262001: 27194519481951198619891992199519982001
Days per year at Granasen with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1993.
Days with 10 mm (0.39 in) or more of precipitation per year at Granasen
YearDaysDecade average
19451612.6
19461212.6
19471412.6
19481212.6
1949912.6
19501915
19511115
19841416.8
19852416.8
19861416.8
19871816.8
19881316.8
19891816.8
19901918.7
19912018.7
19921618.7
19932818.7
19941018.7
19951718.7
19962218.7
19971618.7
19982318.7
19991618.7
20002626.5
20012726.5
First to last qualifying date each year at Granasen For each year, a bar from the first to the last day at Granasen meeting 10 mm (0.39 in). 1945: 4 January 1945 to 7 November 19451946: 10 January 1946 to 13 October 19461947: 11 June 1947 to 25 December 19471948: 1 May 1948 to 16 December 19481949: 19 January 1949 to 12 November 19491950: 8 January 1950 to 1 December 19501951: 11 February 1951 to 25 December 19511984: 29 March 1984 to 28 November 19841985: 23 February 1985 to 21 December 19851986: 22 March 1986 to 8 November 19861987: 13 February 1987 to 31 December 19871988: 27 February 1988 to 30 December 19881989: 23 February 1989 to 18 December 19891990: 12 January 1990 to 30 December 19901991: 6 January 1991 to 7 November 19911992: 25 April 1992 to 10 December 19921993: 15 January 1993 to 19 December 19931994: 23 January 1994 to 18 December 19941995: 10 January 1995 to 25 November 19951996: 16 April 1996 to 11 December 19961997: 3 April 1997 to 15 December 19971998: 12 January 1998 to 14 December 19981999: 16 January 1999 to 17 December 19992000: 29 January 2000 to 15 December 20002001: 7 February 2001 to 1 December 20011945194919851989199319972001JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Granasen meeting 10 mm (0.39 in).
First to last qualifying date each year at Granasen
YearFirst dateLast date
19451945-01-041945-11-07
19461946-01-101946-10-13
19471947-06-111947-12-25
19481948-05-011948-12-16
19491949-01-191949-11-12
19501950-01-081950-12-01
19511951-02-111951-12-25
19841984-03-291984-11-28
19851985-02-231985-12-21
19861986-03-221986-11-08
19871987-02-131987-12-31
19881988-02-271988-12-30
19891989-02-231989-12-18
19901990-01-121990-12-30
19911991-01-061991-11-07
19921992-04-251992-12-10
19931993-01-151993-12-19
19941994-01-231994-12-18
19951995-01-101995-11-25
19961996-04-161996-12-11
19971997-04-031997-12-15
19981998-01-121998-12-14
19991999-01-161999-12-17
20002000-01-292000-12-15
20012001-02-072001-12-01

Every Fixed Threshold

Fixed thresholds at Granasen
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2528199327
25 mm (0.98 in): Days with 25 mm or more rain20419502
50 mm (1.97 in): Days with 50 mm or more rain4119451

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.

Download the Data

  • Data for Granasen 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).