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Built 2026-10-19 (19 October 2026)

100 Mile House Threshold Days by Year (CA001165791)

12 fixed thresholds counted per year at 100 Mile House (CA001165791): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for 100 Mile House Thresholds

  • 100 Mile House: days with a maximum temperature at or below 0 C (32 F) in 13 years, most in 1978 with 78.
  • 100 Mile House: nights with a minimum temperature at or below 0 C (32 F) in 13 years, most in 1979 with 230.
  • 100 Mile House: nights with a minimum temperature at or below -10 C (14 F) in 13 years, most in 1975 with 101.
  • 100 Mile House: nights with a minimum temperature at or below -20 C (-4 F) in 13 years, most in 1979 with 41.
  • 12 fixed thresholds have at least one qualifying day at 100 Mile House.
11 years with a qualifying day
Days at or above 30 C (86 F) per year at 100 Mile House Days per year at 100 Mile House with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 19 in 1971. 051015201971: 191972: 51973: 111974: 81975: 61977: 41978: 111979: 71981: 121982: 51983: 6197119731975197819811983
Days per year at 100 Mile House with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 19 in 1971.
Days at or above 30 C (86 F) per year at 100 Mile House
YearDaysDecade average
1971198.9
197258.9
1973118.9
197488.9
197568.9
197748.9
1978118.9
197978.9
1981127.7
198257.7
198367.7
First to last qualifying date each year at 100 Mile House For each year, a bar from the first to the last day at 100 Mile House meeting 30 C (86 F). 1971: 18 July 1971 to 13 August 19711972: 29 May 1972 to 28 August 19721973: 14 May 1973 to 5 September 19731974: 14 June 1974 to 29 August 19741975: 4 July 1975 to 26 July 19751977: 25 April 1977 to 17 August 19771978: 3 June 1978 to 9 August 19781979: 16 July 1979 to 10 August 19791981: 8 August 1981 to 17 September 19811982: 18 June 1982 to 30 July 19821983: 28 May 1983 to 9 August 1983197119731975197819811983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at 100 Mile House meeting 30 C (86 F).
First to last qualifying date each year at 100 Mile House
YearFirst dateLast date
19711971-07-181971-08-13
19721972-05-291972-08-28
19731973-05-141973-09-05
19741974-06-141974-08-29
19751975-07-041975-07-26
19771977-04-251977-08-17
19781978-06-031978-08-09
19791979-07-161979-08-10
19811981-08-081981-09-17
19821982-06-181982-07-30
19831983-05-281983-08-09

Every Fixed Threshold

Fixed thresholds at 100 Mile House
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days111919716
35 C (95 F): Days3219711
90 F (32.2 C): Days8819712
0 C (32 F): Ice days (max1378197852
0 C (32 F): Frost days (min132301979206
-10 C (14 F): Days with min13101197548
-20 C (-4 F): Days with min1341197916
-30 C (-22 F): Days with min131319798
-40 C (-40 F): Days with min4219721
10 mm (0.39 in): Days with 10 mm or more rain131519806
25 mm (0.98 in): Days with 25 mm or more rain2119721
10 cm (3.9 in): Days with 10 cm or more snowfall12719712

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1971.

Download the Data

  • Data for 100 Mile House 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).