The highest maximum and lowest minimum temperatures for the hottest and coldest days ever recorded in Canada's 27 largest cities.
| High °C |
Date |
City |
Low °C |
Date |
| 42.9 |
June 28, 2021 |
Abbotsford |
-21.1 |
Jan 18, 1950 |
| 36.0 |
July 6, 1988 |
Barrie |
-35.0 |
Jan 4, 1981 |
| 36.1 |
July 15, 1919 |
Calgary |
-45.0 |
Feb 4, 1893 |
| 37.0 |
June 30, 2021 |
Edmonton |
-48.3 |
Dec 28, 1938 |
| 33.9 |
July 26, 1963 |
Halifax |
-28.5 |
Jan 31, 1993 |
| 37.4 |
July 7, 1988 |
Hamilton |
-30.0 |
Jan 16, 2004 |
| 45.7 |
June 29, 2021 |
Kelowna |
-36.1 |
Dec 30, 1968 |
| 34.3 |
July 15, 1983 |
Kingston |
-34.5 |
Jan 4, 1981 |
| 36.5 |
Aug 8, 2001 |
Kitchener - Waterloo |
-31.9 |
Jan 16, 1984 |
| 38.2 |
June 25, 1988 |
London |
-31.7 |
Jan 24, 1970 |
Extreme temperatures for Canada's largest cities - continued:
| High °C |
Date |
City |
Low °C |
Date |
| 37.6 |
Aug 1, 1975 |
Montreal |
-37.8 |
Jan 15, 1957 |
| 36.5 |
July 8, 1988 |
Oshawa |
-30.5 |
Jan 4, 1981 |
| 37.8 |
Aug 11, 1944 |
Ottawa - Gatineau |
-36.1 |
Feb 15, 1943 |
| 35.6 |
July 17, 1953 |
Quebec City |
-36.1 |
Feb 2, 1962 |
| 43.3 |
July 5, 1937 |
Regina |
-50.0 |
Jan 1, 1885 |
| 38.4 |
July 2, 2002 |
Saguenay |
-43.3 |
Feb 15, 1943 |
| 40.6 |
June 5, 1988 |
Saskatoon |
-50.0 |
Feb 1, 1893 |
| 34.0 |
Sept 9, 2002 |
Sherbrooke |
-41.2 |
Jan 15, 2004 |
| 37.4 |
July 7, 1988 |
St. Catharines - Niagara |
-25.7 |
Feb 18, 1979 |
| 31.5 |
July 6, 1983 |
St. John's |
-23.8 |
March 10, 1986 |
| 38.3 |
July 31, 1975 |
Sudbury |
-39.3 |
Jan 10, 1982 |
| 38.3 |
Aug 25, 1948 |
Toronto |
-31.3 |
Jan 4, 1981 |
| 34.4 |
July 30, 2009 |
Vancouver |
-17.8 |
Jan 14, 1950 |
| 39.8 |
June 28, 2021 |
Victoria |
-15.6 |
Dec 29, 1968 |
| 40.2 |
June 25, 1988 |
Windsor |
-29.1 |
Jan 19, 1994 |
| 40.6 |
Aug 7, 1949 |
Winnipeg |
-45.0 |
Feb 18, 1966 |