Hottest Places in Canada
The highest temperature officially recorded in Canada is 45 °C (113 °F) on July 5, 1937 at Midale and at Yellow Grass, two small towns in southeastern Saskatchewan. The Canadian high sits far below North America's all-time maximum temperature of 56.7 °C (134 °F) recorded in Death Valley, California on July 10, 1913.
Western Canada's Highest Temperatures
The hottest places in Canada are in the southern prairies and the southern interior of British Columbia.
Heat waves of over 40 °C (104 °F) have repeatedly swept through towns and cities in southern Manitoba, Saskatchewan, Alberta and the driest regions of British Columbia.
Canada's hottest days ever include July 11 and 12, 1936 in Manitoba and Ontario, July 5, 1937 in Saskatchewan, and July 16 to 18, 1941 in BC and Alberta. Each of these extreme hot spells set records in several towns and cities.
| Location | °C | Day |
|---|---|---|
| Midale and Yellow Grass, Saskatchewan | 45.0 | July 5, 1937 |
| Lillooet and Lytton, BC | 44.4 | July 16 & 17, 1941 |
| St Albans, Manitoba | 44.4 | July 11, 1936 |
| Emerson, Manitoba | 44.4 | July 12, 1936 |
| Brandon and Morden, Manitoba | 43.3 | July 11, 1936 |
| Regina, Saskatchewan | 43.3 | July 5, 1937 |
| Fort Macleod, Alberta | 43.3 | July 18, 1941 |
| Oliver, BC | 42.8 | July 27, 1939 |
| Osoyoos, BC | 42.8 | July 27, 1998 |
| Spences Bridge, BC | 42.5 | July 23, 1994 |
| Medicine Hat, Alberta | 42.2 | July 12, 1886 |
| Ashcroft, British Columbia | 41.7 | July 15, 2014 |
| Moose Jaw, Saskatchewan | 41.7 | Aug 6, 1949 |
| Kamloops, British Columbia | 40.7 | July 13, 2014 |
| Winnipeg, Manitoba | 40.6 | Aug 7, 1949 |
| Saskatoon, Saskatchewan | 40.6 | June 5, 1988 |
Hottest Temperatures in Eastern Canada
A few places in Ontario, Quebec, and Newfoundland and Labrador have also recorded temperatures over 40 °C. Unlike elsewhere in Canada, the other maritime provinces have yet to top 40 °C.
The hottest two days for Canada's maritime provinces were August 18 and 19, 1935 when records were set in New Brunswick, Nova Scotia and Prince Edward Island. The temperatures of mid-August 1935 set many records that have remained unbeaten for over 70 years.
| Location | °C | Day |
|---|---|---|
| Atikokan, Ontario | 42.2 | July 11 & 12, 1936 |
| Northwest River, Labrador | 41.7 | Aug 11, 1914 |
| Thunder Bay, Ontario | 40.3 | Aug 7, 1983 |
| Windsor, Ontario | 40.2 | June 25, 1988 |
| Temiscamingue, Quebec | 40.0 | July 6, 1921 |
| Woodstock, New Brunswick | 39.4 | Aug 18, 1935 |
| Rexton, New Brunswick | 39.4 | Aug 19, 1935 |
| Collegeville, Nova Scotia | 38.3 | Aug 19, 1935 |
| Charlottetown, PEI | 36.7 | Aug 19, 1935 |