The highest day temperature in June 2026 was 96°F. The lowest night temperature was 50°F. The average values for day and night temperatures during June were 78.6°F и 60.4°F respectivly.

The average sea surface temperature in June 2026 for Mississauga was 51.5°F. The maximum and minimum values were 45.6°F and 60.2°F respectively.

Most of the days in June are sunny but you can also expect cloudy and gloomy days.

Precipitation total in June for Mississauga is 1.0 in. This value is relatively stable throughout the year.

The average wind speed in June is 7.7 mph. It makes June one of the most windless months of the year for Mississauga.

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 June is 9.6 hours.