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

Stjarnsund Threshold Days by Year (SWE00139372)

10 fixed thresholds counted per year at Stjarnsund (SWE00139372): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Stjarnsund Thresholds

  • Stjarnsund: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1974 with 27.
  • Stjarnsund: days with a maximum temperature at or below 0 C (32 F) in 36 years, most in 1969 with 98.
  • Stjarnsund: nights with a minimum temperature at or below 0 C (32 F) in 36 years, most in 1976 with 211.
  • Stjarnsund: nights with a minimum temperature at or below -10 C (14 F) in 36 years, most in 1956 with 82.
  • 10 fixed thresholds have at least one qualifying day at Stjarnsund.
12 years with a qualifying day
Days at or above 30 C (86 F) per year at Stjarnsund Days per year at Stjarnsund with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1975. 024681945: 51946: 31947: 51948: 51949: 21955: 41969: 21970: 31972: 11973: 41975: 71977: 1194519471949196919721975
Days per year at Stjarnsund with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1975.
Days at or above 30 C (86 F) per year at Stjarnsund
YearDaysDecade average
194554
194634
194754
194854
194924
195544
196922
197033.2
197213.2
197343.2
197573.2
197713.2
First to last qualifying date each year at Stjarnsund For each year, a bar from the first to the last day at Stjarnsund meeting 30 C (86 F). 1945: 14 July 1945 to 18 July 19451946: 28 May 1946 to 27 July 19461947: 22 June 1947 to 16 August 19471948: 28 July 1948 to 1 August 19481949: 10 July 1949 to 11 July 19491955: 12 July 1955 to 1 August 19551969: 31 July 1969 to 7 August 19691970: 19 June 1970 to 21 June 19701972: 29 June 1972 to 29 June 19721973: 23 June 1973 to 7 July 19731975: 4 August 1975 to 10 August 19751977: 15 June 1977 to 15 June 1977194519471949196919721975JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Stjarnsund meeting 30 C (86 F).
First to last qualifying date each year at Stjarnsund
YearFirst dateLast date
19451945-07-141945-07-18
19461946-05-281946-07-27
19471947-06-221947-08-16
19481948-07-281948-08-01
19491949-07-101949-07-11
19551955-07-121955-08-01
19691969-07-311969-08-07
19701970-06-191970-06-21
19721972-06-291972-06-29
19731973-06-231973-07-07
19751975-08-041975-08-10
19771977-06-151977-06-15

Every Fixed Threshold

Fixed thresholds at Stjarnsund
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days12719751
90 F (32.2 C): Days6419754
0 C (32 F): Ice days (max3698196981
0 C (32 F): Frost days (min362111976204
-10 C (14 F): Days with min3682195666
-20 C (-4 F): Days with min3631194721
-30 C (-22 F): Days with min9519662
10 mm (0.39 in): Days with 10 mm or more rain3827197419
25 mm (0.98 in): Days with 25 mm or more rain32619573
50 mm (1.97 in): Days with 50 mm or more rain5219511

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 Stjarnsund 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).