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Data as of 2026-10-16
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Built 2026-10-19 (19 October 2026)

Alvsbyn_A Threshold Days by Year (SWE00140580)

11 fixed thresholds counted per year at Alvsbyn_A (SWE00140580): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Alvsbyn_A Thresholds

  • Alvsbyn_A: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 2021 with 19.
  • Alvsbyn_A: days with a maximum temperature at or below 0 C (32 F) in 44 years, most in 2010 with 138.
  • Alvsbyn_A: nights with a minimum temperature at or below 0 C (32 F) in 44 years, most in 1976 with 235.
  • Alvsbyn_A: nights with a minimum temperature at or below -10 C (14 F) in 44 years, most in 1985 with 132.
  • 11 fixed thresholds have at least one qualifying day at Alvsbyn_A.
15 years with a qualifying day
Days at or above 30 C (86 F) per year at Alvsbyn_A Days per year at Alvsbyn_A with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 2025. 024681968: 21969: 61970: 11973: 11988: 12003: 32006: 12011: 32014: 32018: 12019: 32020: 12021: 22022: 12025: 719681970198820062014201920212025
Days per year at Alvsbyn_A with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 2025.
Days at or above 30 C (86 F) per year at Alvsbyn_A
YearDaysDecade average
196824
196964
197011
197311
198811
200332
200612
201132.5
201432.5
201812.5
201932.5
202012.8
202122.8
202212.8
202572.8
First to last qualifying date each year at Alvsbyn_A For each year, a bar from the first to the last day at Alvsbyn_A meeting 30 C (86 F). 1968: 3 July 1968 to 4 July 19681969: 27 June 1969 to 12 August 19691970: 5 June 1970 to 5 June 19701973: 3 July 1973 to 3 July 19731988: 29 June 1988 to 29 June 19882003: 16 July 2003 to 20 July 20032006: 13 June 2006 to 13 June 20062011: 10 June 2011 to 29 June 20112014: 22 July 2014 to 25 July 20142018: 18 July 2018 to 18 July 20182019: 25 July 2019 to 27 July 20192020: 22 June 2020 to 22 June 20202021: 4 July 2021 to 28 July 20212022: 26 June 2022 to 26 June 20222025: 14 July 2025 to 25 July 202519681970198820062014201920212025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Alvsbyn_A meeting 30 C (86 F).
First to last qualifying date each year at Alvsbyn_A
YearFirst dateLast date
19681968-07-031968-07-04
19691969-06-271969-08-12
19701970-06-051970-06-05
19731973-07-031973-07-03
19881988-06-291988-06-29
20032003-07-162003-07-20
20062006-06-132006-06-13
20112011-06-102011-06-29
20142014-07-222014-07-25
20182018-07-182018-07-18
20192019-07-252019-07-27
20202020-06-222020-06-22
20212021-07-042021-07-28
20222022-06-262022-06-26
20252025-07-142025-07-25

Every Fixed Threshold

Fixed thresholds at Alvsbyn_A
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days15720257
90 F (32.2 C): Days2220192
0 C (32 F): Ice days (max44138201059
0 C (32 F): Frost days (min442351976118
-10 C (14 F): Days with min44132198558
-20 C (-4 F): Days with min4487201044
-30 C (-22 F): Days with min4245198521
-40 C (-40 F): Days with min5320243
10 mm (0.39 in): Days with 10 mm or more rain541920216
25 mm (0.98 in): Days with 25 mm or more rain39520111
50 mm (1.97 in): Days with 50 mm or more rain2119751

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1968.

Download the Data

  • Data for Alvsbyn_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 (2026-10-16).