Barrie


Now: Mainly cloudy, 2°C
Wed: Variable cloudiness, -9°C/-16°C
Thu: Sunny with cloudy periods, -7°C/-11°C
Fri: Sunny with cloudy periods, 0°C/-2°C

Guelph


Now: Fog, 2°C
Wed: Variable cloudiness, -5°C/-11°C
Thu: Mainly sunny, -4°C/-10°C
Fri: Variable cloudiness, 3°C/-1°C

Hamilton


Now: Fog, 2°C
Wed: Variable cloudiness, -3°C/-10°C
Thu: Mainly sunny, -3°C/-7°C
Fri: Sunny with cloudy periods, 4°C/1°C

Kingston


Now: Mainly cloudy, 1°C
Wed: Sunny with cloudy periods, -6°C/-14°C
Thu: Mainly sunny, -8°C/-13°C
Fri: Sunny with cloudy periods, -2°C/-3°C

Kitchener


Now: Fog, 2°C
Wed: Variable cloudiness, -5°C/-11°C
Thu: Mainly sunny, -3°C/-10°C
Fri: Sunny with cloudy periods, 4°C/0°C

London


Now: Overcast, 5°C
Wed: Scattered flurries, -4°C/-9°C
Thu: Sunny with cloudy periods, -3°C/-7°C
Fri: Mainly sunny, 5°C/2°C

Markham


Now: Overcast, 3°C
Wed: Sunny with cloudy periods, -5°C/-13°C
Thu: Mainly sunny, -5°C/-9°C
Fri: Sunny with cloudy periods, 0°C/-1°C

Mississauga


Now: Overcast, 2°C
Wed: Variable cloudiness, -3°C/-11°C
Thu: Mainly sunny, -3°C/-8°C
Fri: Sunny with cloudy periods, 2°C/0°C

North Bay


Now: Light snow, -5°C
Wed: Sunny with cloudy periods, -13°C/-22°C
Thu: Sunny with cloudy periods, -13°C/-18°C
Fri: Variable cloudiness, -4°C/-5°C

Oshawa


Now: Overcast, 5°C
Wed: Sunny with cloudy periods, -5°C/-13°C
Thu: Mainly sunny, -5°C/-8°C
Fri: Sunny with cloudy periods, 0°C/0°C

Ottawa


Now: Light freezing rain, -4°C
Wed: Sunny with cloudy periods, -9°C/-19°C
Thu: Sunny, -11°C/-20°C
Fri: Sunny with cloudy periods, -8°C/-11°C

Peterborough


Now: Overcast, 0°C
Wed: Sunny with cloudy periods, -7°C/-16°C
Thu: Mainly sunny, -7°C/-14°C
Fri: Sunny with cloudy periods, -1°C/-4°C

Sarnia


Now: Mainly cloudy, 4°C
Wed: Variable cloudiness, -4°C/-8°C
Thu: Sunny with cloudy periods, -1°C/-5°C
Fri: Sunny, 7°C/4°C

St. Catharines


Now: Partly cloudy, 7°C
Wed: Variable cloudiness, -4°C/-8°C
Thu: Sunny, -4°C/-6°C
Fri: Sunny with cloudy periods, 5°C/3°C

Sudbury


Now: Overcast, -7°C
Wed: Sunny, -11°C/-22°C
Thu: Variable cloudiness, -10°C/-15°C
Fri: Isolated flurries, -2°C/-2°C

Thunder Bay


Now: Overcast, -12°C
Wed: Variable cloudiness, -10°C/-11°C
Thu: Variable cloudiness, -5°C/-6°C
Fri: Cloudy with sunny breaks, 1°C/-2°C

Toronto


Now: Overcast, 4°C
Wed: Sunny with cloudy periods, -4°C/-11°C
Thu: Mainly sunny, -4°C/-7°C
Fri: Sunny with cloudy periods, 1°C/0°C

Windsor


Now: Overcast, 3°C
Wed: Cloudy with sunny breaks, -3°C/-7°C
Thu: Sunny with cloudy periods, 1°C/-3°C
Fri: Sunny, 8°C/5°C