| City | Average °(C) | Record °(C) | Monthly (cm) | |||
|---|---|---|---|---|---|---|
| High | Low | High | Low | Precipitation | Snow | |
| Abbotsford | 24.4 | 12.7 | 38.0 | 2.2 | 4.1 | 0.0 |
| Barrie | 26.0 | 14.9 | 38.9 | 2.2 | 7.7 | 0.0 |
| Calgary | 23.5 | 10.3 | 36.3 | -0.6 | 6.7 | 0.0 |
| Edmonton | 23.2 | 11.4 | 36.7 | -1.7 | 8.4 | n/a |
| Halifax | 24.2 | 14.2 | 33.9 | 6.1 | 8.7 | 0.0 |
| Hamilton | 27.3 | 15.7 | 41.1 | 1.1 | 8.3 | n/a |
| Kelowna | 28.6 | 11.4 | 39.5 | 2.2 | 2.7 | n/a |
| Kingston | 25.6 | 16.4 | 35.6 | 6.0 | 6.8 | n/a |
| Kitchener | 26.4 | 13.7 | 38.3 | 4.2 | 9.2 | n/a |
| London | 26.6 | 15.3 | 38.9 | 2.2 | 8.0 | n/a |
| Montreal | 26.6 | 16.7 | 36.1 | 6.1 | 9.2 | 0.0 |
| Oshawa | 25.8 | 15.9 | 37.8 | 5.0 | 7.4 | 0.0 |
| Ottawa | 26.8 | 16.0 | 37.8 | 3.3 | 9.2 | 0.0 |
| Quebec City | 25.0 | 13.8 | 35.6 | 3.9 | 11.5 | n/a |
| Regina | 25.6 | 11.6 | 43.3 | -2.2 | 6.2 | 0.0 |
| Saskatoon | 24.9 | 11.5 | 40.0 | -0.6 | 5.8 | 0.0 |
| Sherbrooke | 25.2 | 12.2 | 36.7 | 0.0 | 11.8 | n/a |
| St. Catharines | 26.2 | 18.4 | 40.0 | 4.0 | 6.6 | n/a |
| St. John's | 20.9 | 11.2 | 32.2 | -1.1 | 10.0 | 0.0 |
| Sudbury | 24.8 | 13.3 | 38.3 | 1.7 | 8.4 | 0.0 |
| Toronto | 27.0 | 18.1 | 40.6 | 3.9 | 7.5 | n/a |
| Vancouver | 23.0 | 14.9 | 34.9 | 2.8 | 3.8 | n/a |
| Victoria | 23.7 | 11.7 | 37.6 | 6.1 | 1.0 | n/a |
| Windsor | 29.0 | 18.3 | 39.0 | 5.6 | 8.8 | 0.0 |
| Winnipeg | 25.7 | 13.1 | 42.2 | 1.1 | 7.5 | n/a |