Average temperatures, rainfall and packing tips for Toronto, Canada in January
January in Toronto is typically cold, with average daytime highs around 1°C and nights near -5°C. It is usually the coldest month of the year in Toronto.
January is one of the wetter months in Toronto, with around 105 mm of rain - plan around showers.
If your dates are flexible, the most comfortable months in Toronto are usually May, June, July, August and September.
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In January, Toronto averages a daytime high of about 1°C and a night-time low of around -5°C, based on recent historical data. That makes it the coldest month of the year there.
January is one of the wetter months in Toronto, with around 105 mm of rain - plan around showers.
January is cold in Toronto. City sightseeing works fine if you dress for it, but pack properly and expect short days. If your dates are flexible, the most comfortable months in Toronto are usually May, June, July, August and September.