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

Whitehorse Threshold Days by Year (CA002101290)

9 fixed thresholds counted per year at Whitehorse (CA002101290): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Whitehorse Thresholds

  • Whitehorse: nights with a minimum temperature at or below 0 C (32 F) in 6 years, most in 1907 with 245.
  • Whitehorse: nights with a minimum temperature at or below -10 C (14 F) in 6 years, most in 1907 with 148.
  • Whitehorse: nights with a minimum temperature at or below -20 C (-4 F) in 6 years, most in 1907 with 91.
  • Whitehorse: nights with a minimum temperature at or below -30 C (-22 F) in 6 years, most in 1907 with 44.
  • 9 fixed thresholds have at least one qualifying day at Whitehorse.
6 years with a qualifying day
Nights at or below 0 C (32 F) per year at Whitehorse Days per year at Whitehorse with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 245 in 1907. 01002003001905: 2441906: 2341907: 2451909: 2341941: 2431959: 189190519061907190919411959
Days per year at Whitehorse with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 245 in 1907.
Nights at or below 0 C (32 F) per year at Whitehorse
YearDaysDecade average
1905244239.3
1906234239.3
1907245239.3
1909234239.3
1941243243
1959189189
First to last qualifying date each year at Whitehorse For each year, a bar from the first to the last day at Whitehorse meeting 0 C (32 F). 1905: 1 January 1905 to 31 December 19051906: 1 January 1906 to 31 December 19061907: 1 January 1907 to 31 December 19071909: 1 January 1909 to 30 December 19091941: 1 January 1941 to 31 December 19411959: 1 February 1959 to 31 December 1959190519061907190919411959JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Whitehorse meeting 0 C (32 F).
First to last qualifying date each year at Whitehorse
YearFirst dateLast date
19051905-01-011905-12-31
19061906-01-011906-12-31
19071907-01-011907-12-31
19091909-01-011909-12-30
19411941-01-011941-12-31
19591959-02-011959-12-31

Every Fixed Threshold

Fixed thresholds at Whitehorse
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
0 C (32 F): Ice days (max5130190796
0 C (32 F): Frost days (min62451907189
-10 C (14 F): Days with min6148190789
-20 C (-4 F): Days with min691190724
-30 C (-22 F): Days with min64419073
-40 C (-40 F): Days with min520190611
10 mm (0.39 in): Days with 10 mm or more rain6719054
25 mm (0.98 in): Days with 25 mm or more rain2119062
10 cm (3.9 in): Days with 10 cm or more snowfall5319051

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1905.

Download the Data

  • Data for Whitehorse 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).