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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Atlin Threshold Days by Year (CA001200560)

12 fixed thresholds counted per year at Atlin (CA001200560): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Atlin Thresholds

  • Atlin: days with a maximum temperature at or below 0 C (32 F) in 54 years, most in 1919 with 136.
  • Atlin: nights with a minimum temperature at or below 0 C (32 F) in 54 years, most in 1968 with 238.
  • Atlin: nights with a minimum temperature at or below -10 C (14 F) in 54 years, most in 1932 with 128.
  • Atlin: nights with a minimum temperature at or below -20 C (-4 F) in 54 years, most in 1933 with 78.
  • 12 fixed thresholds have at least one qualifying day at Atlin.
4 years with a qualifying day
Days at or above 30 C (86 F) per year at Atlin Days per year at Atlin with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 1 in 1927. 001111927: 11936: 11969: 11976: 11927193619691976
Days per year at Atlin with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 1 in 1927.
Days at or above 30 C (86 F) per year at Atlin
YearDaysDecade average
192711
193611
196911
197611
First to last qualifying date each year at Atlin For each year, a bar from the first to the last day at Atlin meeting 30 C (86 F). 1927: 17 July 1927 to 17 July 19271936: 3 June 1936 to 3 June 19361969: 14 June 1969 to 14 June 19691976: 31 July 1976 to 31 July 19761927193619691976JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Atlin meeting 30 C (86 F).
First to last qualifying date each year at Atlin
YearFirst dateLast date
19271927-07-171927-07-17
19361936-06-031936-06-03
19691969-06-141969-06-14
19761976-07-311976-07-31

Every Fixed Threshold

Fixed thresholds at Atlin
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4119271
0 C (32 F): Ice days (max541361919131
0 C (32 F): Frost days (min542381968211
-10 C (14 F): Days with min541281932124
-20 C (-4 F): Days with min5478193359
-30 C (-22 F): Days with min5136190913
-40 C (-40 F): Days with min261219366
20 C (68 F): Tropical nights (min1119451
10 mm (0.39 in): Days with 10 mm or more rain511219307
25 mm (0.98 in): Days with 25 mm or more rain14319302
10 cm (3.9 in): Days with 10 cm or more snowfall48719303
25 cm (9.8 in): Days with 25 cm or more snowfall6119091

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1927.

Download the Data

  • Data for Atlin 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 (2026-10-17).