The highest day temperature in January 2025 was 36°F. The lowest night temperature was -2°F. The average values for day and night temperatures during January were 23.1°F и 18.0°F respectivly.

The average sea surface temperature in January 2025 for Mississauga was 36.5°F. The maximum and minimum values were 35.0°F and 38.4°F respectively.

Most of the days in January are gloomy but you can also expect sunny days.

Precipitation total in January for Mississauga is 1.0 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 9.6 mph.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Mississauga in January is 3.3 hours.