| Date Recorded | Location | Temperature °C |
| July 5, 1937 | Yellow Grass and Midale, Saskatchewan | |
| July 11 and 12, 1936 | Emerson and St. Albans, Manitoba | |
| July 16 and 17, 1941 | Lillooet and Lytton, British Columbia | |
| July 5, 1937 | Regina, Saskatchewan | |
| July 11, 1936 | Brandon, Manitoba | |
| July 21, 1931 | Bassano Dams, Alberta | |
| July 27, 1998 | Osoyoos, British Columbia | |
| July 11 and 12, 1936 | Atikokan, Ontario | |
| July 13, 1936 | Fort Frances, Ontario | |
| July 11, 1936 | Winnipeg, Manitoba | |
| July 20, 1919 | Biscotasing, Ontario | |
| July 30, 2009 | Woss, British Columbia | |
| July 15, 2014 | Ashcroft, British Columbia | |
| July 27, 1939 & July 16, 1941 | Kamloops, British Columbia | |
| June 6, 1988 | Saskatoon, Saskatchewan | |
| July 29, 2009 | Bella Coola, British Columbia | |
| July 8, 9, 10, 1936 | Toronto, Ontario | |
| June 25, 1988 | Windsor, Ontario | |
| July 6, 1921 | Ville-Marie | |
| August 18, 1935 | Nepisiguit Falls, Rexton & Woodstock, New Brunswick | |
| July 18, 1941 | Fort Smith, Northwest Territories | |
| July 31, 1975 | Sudbury, Ontario | |
| August 19, 1935 | Collegeville, Nova Scotia | |
| July 10, 1912 | Halifax, Nova Scotia | |
| July 15, 1989 | Kugluktuk, Nunavut | |
| July 30, 2009 | Vancouver, British Columbia | |
| July 20, 2000 | Robertson Lake, Nunavut | |
| Date Recorded | Location | Temperature |
| Monday, February 3, 1947 | Snag, Yukon | |
| Wednesday, January 11, 1911 | Fort Vermilion, Alberta | |
| Sunday, January 5, 1975 | Old Crow, Yukon | |
| Wednesday, January 8, 1936 | Fort Resolution, NWT | |
| Friday, January 31, 1947 | Smith River, British Columbia | |
| Wednesday, January 23, 1935 | Iroquois Falls, Ontario | |
| Tuesday, February 13, 1973 | Shephard Bay, Nunavut | |
| Wednesday, December 26, 1917 | Fort Smith, Northwest Territories | |
| Wednesday, February 1, 1893 | Prince Albert, Saskatchewan | |
| Sunday, February 11, 1979 | Dawson City, Yukon | |
| Friday, February 9, 1934 | Iroquois Falls, Ontario | |
| Thursday, February 15, 1979 | Eureka, Nunavut | |
| Monday, February 12, 1979 | Pond Inlet, Nunavut | |
| Monday, February 5, 1923 | Doucet, Quebec | |
| Monday, January 9, 1899 | Norway House, Manitoba | |
| Friday, January 7, 1966 | Resolute, Nunavut | |
| January 1947 | Whitehorse, Yukon | |
| Friday, January 31, 1947 | Yellowknife, Northwest Territories | |
| Saturday, February 17, 1973 | Esker 2, Newfoundland and Labrador | |
| Thursday, January 13, 1972 | High Level, Alberta | |
| Wednesday, January 31, 1996 | Geraldton, Ontario | |
| Thursday January 1, 1885 | Regina, Saskatchewan | |
| Thursday, January 11, 2018 | Rabbit Kettle, Northwest Territories | |
| Tuesday, January 19 and Thursday, January 21 1886 | Edmonton, Alberta | |
| Thursday, December 30, 2017 | Rabbit Kettle, Northwest Territories | |
| Saturday, February 17, 1973 | Wabush, Newfoundland and Labrador | |
| Wednesday, December 24, 1879 | Winnipeg, Manitoba | |
| Friday, February 10, 1967 | Iqaluit, Nunavut | |
| Friday, January 29, 1996 | Jasper, Alberta | |
| Tuesday, December 17, 2013 | Eureka Airport, Nunavut | |
| Saturday, January 31, 1920 | Upper Stewiacke, Nova Scotia | |
