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

Fort Coulonge Threshold Days by Year (CA007032440)

14 fixed thresholds counted per year at Fort Coulonge (CA007032440): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Fort Coulonge Thresholds

  • Fort Coulonge: days with 10 cm (3.9 in) or more of snowfall in 25 years, most in 1977 with 10.
  • Fort Coulonge: days with 10 mm (0.39 in) or more of precipitation in 20 years, most in 1983 with 40.
  • Fort Coulonge: days with 25 mm (0.98 in) or more of precipitation in 20 years, most in 1949 with 9.
  • Fort Coulonge: days with 50 mm (1.97 in) or more of precipitation in 7 years, most in 1949 with 1.
  • 14 fixed thresholds have at least one qualifying day at Fort Coulonge.
3 years with a qualifying day
Days at or above 30 C (86 F) per year at Fort Coulonge Days per year at Fort Coulonge with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 30 in 1983. 01020301981: 111982: 61983: 30198119821983
Days per year at Fort Coulonge with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 30 in 1983.
Days at or above 30 C (86 F) per year at Fort Coulonge
YearDaysDecade average
19811115.7
1982615.7
19833015.7
First to last qualifying date each year at Fort Coulonge For each year, a bar from the first to the last day at Fort Coulonge meeting 30 C (86 F). 1981: 15 June 1981 to 2 August 19811982: 6 July 1982 to 13 September 19821983: 12 June 1983 to 20 September 1983198119821983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Fort Coulonge meeting 30 C (86 F).
First to last qualifying date each year at Fort Coulonge
YearFirst dateLast date
19811981-06-151981-08-02
19821982-07-061982-09-13
19831983-06-121983-09-20

Every Fixed Threshold

Fixed thresholds at Fort Coulonge
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days330198330
90 F (32.2 C): Days3319833
0 C (32 F): Ice days (max386198279
0 C (32 F): Frost days (min31831983183
-10 C (14 F): Days with min392198280
-20 C (-4 F): Days with min351198233
-30 C (-22 F): Days with min31119827
-40 C (-40 F): Days with min1119811
20 C (68 F): Tropical nights (min1219832
10 mm (0.39 in): Days with 10 mm or more rain2040198340
25 mm (0.98 in): Days with 25 mm or more rain20919491
50 mm (1.97 in): Days with 50 mm or more rain7119491
10 cm (3.9 in): Days with 10 cm or more snowfall251019779
25 cm (9.8 in): Days with 25 cm or more snowfall3219772

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1981.

Download the Data

  • Data for Fort Coulonge 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).