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Built 2026-10-19 (19 October 2026)

Mascouche Threshold Days by Year (CA007014629)

13 fixed thresholds counted per year at Mascouche (CA007014629): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mascouche Thresholds

  • Mascouche: days with a maximum temperature at or above 30 C (86 F) in 7 years, most in 1983 with 26.
  • Mascouche: days with a maximum temperature at or above 90 F (32.2 C) in 7 years, most in 1978 with 7.
  • Mascouche: days with a maximum temperature at or below 0 C (32 F) in 7 years, most in 1977 with 88.
  • Mascouche: nights with a minimum temperature at or below 0 C (32 F) in 7 years, most in 1978 with 171.
  • 13 fixed thresholds have at least one qualifying day at Mascouche.
7 years with a qualifying day
Days at or above 30 C (86 F) per year at Mascouche Days per year at Mascouche with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 26 in 1983. 01020301977: 141978: 141979: 151980: 41981: 41982: 91983: 261977197819791980198119821983
Days per year at Mascouche with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 26 in 1983.
Days at or above 30 C (86 F) per year at Mascouche
YearDaysDecade average
19771414.3
19781414.3
19791514.3
1980410.8
1981410.8
1982910.8
19832610.8
First to last qualifying date each year at Mascouche For each year, a bar from the first to the last day at Mascouche meeting 30 C (86 F). 1977: 17 May 1977 to 1 September 19771978: 27 May 1978 to 16 August 19781979: 9 May 1979 to 30 July 19791980: 24 June 1980 to 24 August 19801981: 16 June 1981 to 10 July 19811982: 7 May 1982 to 22 July 19821983: 12 June 1983 to 20 September 19831977197819791980198119821983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mascouche meeting 30 C (86 F).
First to last qualifying date each year at Mascouche
YearFirst dateLast date
19771977-05-171977-09-01
19781978-05-271978-08-16
19791979-05-091979-07-30
19801980-06-241980-08-24
19811981-06-161981-07-10
19821982-05-071982-07-22
19831983-06-121983-09-20

Every Fixed Threshold

Fixed thresholds at Mascouche
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days726198326
90 F (32.2 C): Days7719785
0 C (32 F): Ice days (max788197766
0 C (32 F): Frost days (min71711978166
-10 C (14 F): Days with min798197865
-20 C (-4 F): Days with min731198216
-30 C (-22 F): Days with min6919792
20 C (68 F): Tropical nights (min7719787
10 mm (0.39 in): Days with 10 mm or more rain748198348
25 mm (0.98 in): Days with 25 mm or more rain7919797
50 mm (1.97 in): Days with 50 mm or more rain5219791
10 cm (3.9 in): Days with 10 cm or more snowfall5919777
25 cm (9.8 in): Days with 25 cm or more snowfall1119771

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1977.

Download the Data

  • Data for Mascouche 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).