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

St Laurent (College) Threshold Days by Year (CA007027440)

16 fixed thresholds counted per year at St Laurent (College) (CA007027440): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for St Laurent (College) Thresholds

  • St Laurent (College): days with 10 cm (3.9 in) or more of snowfall in 33 years, most in 1958 with 13.
  • St Laurent (College): days with 10 mm (0.39 in) or more of precipitation in 32 years, most in 1954 with 48.
  • St Laurent (College): days with 25 mm (0.98 in) or more of precipitation in 32 years, most in 1954 with 11.
  • St Laurent (College): nights with a minimum temperature at or below 0 C (32 F) in 25 years, most in 1947 with 180.
  • 16 fixed thresholds have at least one qualifying day at St Laurent (College).
23 years with a qualifying day
Days at or above 30 C (86 F) per year at St Laurent (College) Days per year at St Laurent (College) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 31 in 1949. 0102030401933: 151934: 111935: 161936: 81937: 181938: 151939: 151940: 121941: 171942: 101943: 101944: 261946: 141947: 231948: 151949: 311950: 61951: 11962: 111963: 211964: 131965: 61966: 1319331936193919421946194919621965
Days per year at St Laurent (College) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 31 in 1949.
Days at or above 30 C (86 F) per year at St Laurent (College)
YearDaysDecade average
19331514
19341114
19351614
1936814
19371814
19381514
19391514
19401217.6
19411717.6
19421017.6
19431017.6
19442617.6
19461417.6
19472317.6
19481517.6
19493117.6
195063.5
195113.5
19621112.8
19632112.8
19641312.8
1965612.8
19661312.8
First to last qualifying date each year at St Laurent (College) For each year, a bar from the first to the last day at St Laurent (College) meeting 30 C (86 F). 1933: 9 June 1933 to 1 August 19331934: 5 June 1934 to 19 August 19341935: 29 June 1935 to 20 August 19351936: 8 May 1936 to 23 September 19361937: 31 May 1937 to 3 September 19371938: 20 June 1938 to 21 August 19381939: 4 July 1939 to 16 September 19391940: 5 June 1940 to 30 August 19401941: 18 June 1941 to 8 August 19411942: 10 June 1942 to 18 September 19421943: 2 June 1943 to 6 September 19431944: 4 May 1944 to 16 August 19441946: 25 June 1946 to 20 September 19461947: 11 June 1947 to 11 September 19471948: 29 June 1948 to 8 September 19481949: 13 June 1949 to 27 August 19491950: 9 June 1950 to 13 July 19501951: 26 July 1951 to 26 July 19511962: 17 May 1962 to 31 August 19621963: 3 June 1963 to 29 July 19631964: 24 May 1964 to 28 July 19641965: 28 June 1965 to 22 September 19651966: 24 May 1966 to 9 August 196619331936193919421946194919621965JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at St Laurent (College) meeting 30 C (86 F).
First to last qualifying date each year at St Laurent (College)
YearFirst dateLast date
19331933-06-091933-08-01
19341934-06-051934-08-19
19351935-06-291935-08-20
19361936-05-081936-09-23
19371937-05-311937-09-03
19381938-06-201938-08-21
19391939-07-041939-09-16
19401940-06-051940-08-30
19411941-06-181941-08-08
19421942-06-101942-09-18
19431943-06-021943-09-06
19441944-05-041944-08-16
19461946-06-251946-09-20
19471947-06-111947-09-11
19481948-06-291948-09-08
19491949-06-131949-08-27
19501950-06-091950-07-13
19511951-07-261951-07-26
19621962-05-171962-08-31
19631963-06-031963-07-29
19641964-05-241964-07-28
19651965-06-281965-09-22
19661966-05-241966-08-09

Every Fixed Threshold

Fixed thresholds at St Laurent (College)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2331194913
35 C (95 F): Days4419441
90 F (32.2 C): Days221319492
0 C (32 F): Ice days (max23102194075
0 C (32 F): Frost days (min251801947134
-10 C (14 F): Days with min2590193450
-20 C (-4 F): Days with min2543193410
-30 C (-22 F): Days with min12919342
20 C (68 F): Tropical nights (min2520194911
25 C (77 F): Days with min2119441
10 mm (0.39 in): Days with 10 mm or more rain3248195430
25 mm (0.98 in): Days with 25 mm or more rain321119544
50 mm (1.97 in): Days with 50 mm or more rain12219541
10 cm (3.9 in): Days with 10 cm or more snowfall331319587
25 cm (9.8 in): Days with 25 cm or more snowfall14219471
50 cm (19.7 in): Days with 50 cm or more snowfall1119541

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1933.

Download the Data

  • Data for St Laurent (College) 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).