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

Lac Bouchette Threshold Days by Year (CA007063560)

15 fixed thresholds counted per year at Lac Bouchette (CA007063560): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lac Bouchette Thresholds

  • Lac Bouchette: days with a maximum temperature at or below 0 C (32 F) in 30 years, most in 1967 with 136.
  • Lac Bouchette: nights with a minimum temperature at or below 0 C (32 F) in 30 years, most in 1958 with 228.
  • Lac Bouchette: nights with a minimum temperature at or below -10 C (14 F) in 30 years, most in 1964 with 135.
  • Lac Bouchette: nights with a minimum temperature at or below -20 C (-4 F) in 30 years, most in 1959 with 84.
  • 15 fixed thresholds have at least one qualifying day at Lac Bouchette.
18 years with a qualifying day
Days at or above 30 C (86 F) per year at Lac Bouchette Days per year at Lac Bouchette with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 8 in 1963. 024681950: 61953: 31955: 41956: 31959: 21960: 11961: 11963: 81967: 21968: 11970: 31976: 51977: 41978: 21979: 31981: 21982: 21983: 7195019551959196119671970197719791982
Days per year at Lac Bouchette with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 8 in 1963.
Days at or above 30 C (86 F) per year at Lac Bouchette
YearDaysDecade average
195063.6
195333.6
195543.6
195633.6
195923.6
196012.6
196112.6
196382.6
196722.6
196812.6
197033.4
197653.4
197743.4
197823.4
197933.4
198123.7
198223.7
198373.7
First to last qualifying date each year at Lac Bouchette For each year, a bar from the first to the last day at Lac Bouchette meeting 30 C (86 F). 1950: 25 May 1950 to 11 July 19501953: 19 June 1953 to 18 July 19531955: 18 June 1955 to 31 July 19551956: 12 June 1956 to 7 August 19561959: 29 June 1959 to 30 July 19591960: 7 September 1960 to 7 September 19601961: 23 July 1961 to 23 July 19611963: 2 June 1963 to 27 July 19631967: 3 June 1967 to 4 June 19671968: 15 July 1968 to 15 July 19681970: 23 July 1970 to 10 August 19701976: 5 June 1976 to 21 August 19761977: 22 May 1977 to 20 July 19771978: 27 May 1978 to 15 August 19781979: 9 July 1979 to 25 July 19791981: 6 July 1981 to 31 July 19811982: 29 May 1982 to 18 July 19821983: 13 June 1983 to 4 July 1983195019561961196819771981JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Lac Bouchette meeting 30 C (86 F).
First to last qualifying date each year at Lac Bouchette
YearFirst dateLast date
19501950-05-251950-07-11
19531953-06-191953-07-18
19551955-06-181955-07-31
19561956-06-121956-08-07
19591959-06-291959-07-30
19601960-09-071960-09-07
19611961-07-231961-07-23
19631963-06-021963-07-27
19671967-06-031967-06-04
19681968-07-151968-07-15
19701970-07-231970-08-10
19761976-06-051976-08-21
19771977-05-221977-07-20
19781978-05-271978-08-15
19791979-07-091979-07-25
19811981-07-061981-07-31
19821982-05-291982-07-18
19831983-06-131983-07-04

Every Fixed Threshold

Fixed thresholds at Lac Bouchette
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days18819637
90 F (32.2 C): Days6219531
0 C (32 F): Ice days (max301361967113
0 C (32 F): Frost days (min302281958203
-10 C (14 F): Days with min30135196496
-20 C (-4 F): Days with min3084195944
-30 C (-22 F): Days with min3033195816
-40 C (-40 F): Days with min22819542
20 C (68 F): Tropical nights (min10419701
10 mm (0.39 in): Days with 10 mm or more rain3040197636
25 mm (0.98 in): Days with 25 mm or more rain30919596
50 mm (1.97 in): Days with 50 mm or more rain7219701
10 cm (3.9 in): Days with 10 cm or more snowfall3014197812
25 cm (9.8 in): Days with 25 cm or more snowfall19319693
50 cm (19.7 in): Days with 50 cm or more snowfall1119781

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1950.

Download the Data

  • Data for Lac Bouchette 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).