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

Svelgen II Threshold Days by Year (NOE00134598)

9 fixed thresholds counted per year at Svelgen II (NOE00134598): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Svelgen II Thresholds

  • Svelgen II: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 1973 with 133.
  • Svelgen II: days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 1990 with 50.
  • Svelgen II: days with 50 mm (1.97 in) or more of precipitation in 53 years, most in 1990 with 10.
  • Svelgen II: nights with a minimum temperature at or below 0 C (32 F) in 14 years, most in 2013 with 75.
  • 9 fixed thresholds have at least one qualifying day at Svelgen II.
6 years with a qualifying day
Days at or above 30 C (86 F) per year at Svelgen II Days per year at Svelgen II with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 6 in 2025. 02462014: 32018: 22019: 42020: 32021: 12025: 6201420182019202020212025
Days per year at Svelgen II with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 6 in 2025.
Days at or above 30 C (86 F) per year at Svelgen II
YearDaysDecade average
201433
201823
201943
202033.3
202113.3
202563.3
First to last qualifying date each year at Svelgen II For each year, a bar from the first to the last day at Svelgen II meeting 30 C (86 F). 2014: 9 July 2014 to 24 July 20142018: 27 July 2018 to 28 July 20182019: 26 July 2019 to 29 July 20192020: 19 June 2020 to 28 June 20202021: 26 July 2021 to 26 July 20212025: 12 July 2025 to 23 July 2025201420182019202020212025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Svelgen II meeting 30 C (86 F).
First to last qualifying date each year at Svelgen II
YearFirst dateLast date
20142014-07-092014-07-24
20182018-07-272018-07-28
20192019-07-262019-07-29
20202020-06-192020-06-28
20212021-07-262021-07-26
20252025-07-122025-07-23

Every Fixed Threshold

Fixed thresholds at Svelgen II
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days6620256
90 F (32.2 C): Days2320193
0 C (32 F): Ice days (max1324202117
0 C (32 F): Frost days (min1475201339
20 C (68 F): Tropical nights (min1220192
10 mm (0.39 in): Days with 10 mm or more rain54133197349
25 mm (0.98 in): Days with 25 mm or more rain5450199010
50 mm (1.97 in): Days with 50 mm or more rain531019903
100 mm (3.94 in): Days with 100 mm or more rain2119951

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2014.

Download the Data

  • Data for Svelgen II 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).