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Built 2026-10-19 (19 October 2026)

Foret Montmorency Threshold Days by Year (CA007042388)

13 fixed thresholds counted per year at Foret Montmorency (CA007042388): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Foret Montmorency Thresholds

  • Foret Montmorency: days with a maximum temperature at or below 0 C (32 F) in 18 years, most in 1972 with 144.
  • Foret Montmorency: nights with a minimum temperature at or below 0 C (32 F) in 18 years, most in 1972 with 250.
  • Foret Montmorency: nights with a minimum temperature at or below -10 C (14 F) in 18 years, most in 1972 with 145.
  • Foret Montmorency: nights with a minimum temperature at or below -20 C (-4 F) in 18 years, most in 1972 with 81.
  • 13 fixed thresholds have at least one qualifying day at Foret Montmorency.
3 years with a qualifying day
Days at or above 30 C (86 F) per year at Foret Montmorency Days per year at Foret Montmorency with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 2 in 1975. 011221975: 21976: 11983: 1197519761983
Days per year at Foret Montmorency with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 2 in 1975.
Days at or above 30 C (86 F) per year at Foret Montmorency
YearDaysDecade average
197521.5
197611.5
198311
First to last qualifying date each year at Foret Montmorency For each year, a bar from the first to the last day at Foret Montmorency meeting 30 C (86 F). 1975: 1 August 1975 to 2 August 19751976: 21 August 1976 to 21 August 19761983: 21 June 1983 to 21 June 1983197519761983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Foret Montmorency meeting 30 C (86 F).
First to last qualifying date each year at Foret Montmorency
YearFirst dateLast date
19751975-08-011975-08-02
19761976-08-211976-08-21
19831983-06-211983-06-21

Every Fixed Threshold

Fixed thresholds at Foret Montmorency
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3219751
90 F (32.2 C): Days2219751
0 C (32 F): Ice days (max181441972103
0 C (32 F): Frost days (min182501972228
-10 C (14 F): Days with min18145197297
-20 C (-4 F): Days with min1881197248
-30 C (-22 F): Days with min182519768
-40 C (-40 F): Days with min3119671
10 mm (0.39 in): Days with 10 mm or more rain1864198364
25 mm (0.98 in): Days with 25 mm or more rain1817197416
50 mm (1.97 in): Days with 50 mm or more rain13319691
10 cm (3.9 in): Days with 10 cm or more snowfall1828197223
25 cm (9.8 in): Days with 25 cm or more snowfall16619723

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1975.

Download the Data

  • Data for Foret Montmorency 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).