Mississauga's climate is considered moderate. The summer months can bring high temperatures sometimes accompanied by high humidity levels. The average temperature in July and August is a nice 70 F; but the temperature can soar to 86 F and above and when paired with the high humidity level can make the temperature appear even warmer.

Winters in Mississauga are cold, with temperatures most often below the freezing mark. The average temperature in January and February is 21 F. Colder periods with temperatures as low as -4 F in these months are not uncommon.

On the same token, brief periods of warmer temperatures also occur on occasion throughout the winter season. The snowfall in Mississauga is relatively low compared with the rest of the province and the rest of Canada.

Mississauga Weather Forecast

5 Day Weather Forecast

Thursday Thursday night Friday Chance of showers High 23°C Clearing High 23°C Sunny with cloudy periods High 27°C Saturday Sunday Monday Chance of showers High 26°C Chance of showers High 27°C A mix of sun and cloud High 26°C

Detailed Mississauga Weather Forecast

Toronto Pearson Int'l Airport 06:00 AM EDT Thursday 24 July 2008

Thursday Cloudy with sunny periods. 40 percent chance of showers. Risk of a thunderstorm late this morning and this afternoon. Wind becoming west 20 km/h late this morning. High 23. UV index 6 or high. Thursday night Clearing this evening. Wind west 20 km/h becoming light overnight. Low 16. Friday Sunny with cloudy periods. Wind becoming southwest 20 km/h late in the morning. High 27. Saturday A mix of sun and cloud with 40 percent chance of showers. Low 18. High 26. Sunday A mix of sun and cloud with 40 percent chance of showers. Low 14. High 27. Monday A mix of sun and cloud. Low 16. High 26.