Measurements:
°C
°F
Mississauga
68°F
SE 2 mph
Feels like: 68°F
Precip: 13%
World Resorts Canada Mississauga Weather October Weather in Mississauga

Mississauga Weather: October

Average Day Temperature: 59.3°F
Average Night Temperature: 49.8°F
Sea Water Temperature: 59.7°F
Number of Sunny Days: 10 days
Sunshine Hours: 10.3 - 11.7 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.7 in

Air Temperature in October, °F

Select Year: 2025 2024 2023

The highest day temperature in October 2025 was 86°F. The lowest night temperature was 30°F. The average values for day and night temperatures during October were 60.9°F и 46.2°F respectivly.

Mississauga Water Sea Temperature in October, °F

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Mississauga was 64.2°F. The maximum and minimum values were 56.8°F and 69.4°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during October. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in October, in

Precipitation total in October for Mississauga is 0.7 in. This value is relatively stable throughout the year.

Wind Speed in October, mph

The average wind speed in October is 8.5 mph.

Average Sunny Hours Per Day

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 October is 6.1 hours.

Best Time to Visit Mississauga
The most sunny months:
August 15 days
July 15 days
June 14 days
The most warm months:
July 82.5 °F
August 80.2 °F
June 75.7 °F
Warmest sea temperature:
August 72.6 °F
July 69.3 °F
September 68.9 °F
The most cold months:
January 25.1 °F
February 26.1 °F
December 32.6 °F
The most rainy months:
April 2 days
June 2 days
July 2 days
The most windy months:
November 9 mph
December 9 mph
March 9 mph

Mississauga on the Weather Map

Canada Resorts:
NAME
F°
Halifax +56
Moncton +54
Montreal +52
Nanaimo +58
Niagara Falls +64
Ottawa +54
Prince Edward Island +56
Quebec +50
Saint Andrews +56
St. John's +42
Sydney +54
Toronto +72
Vancouver +58
Victoria +58
Winnipeg +52
24 Hours Weather Forecast
Mississauga
Local time: 17:52
28 sep, monday
1800 68°F
SE
2 mph
2100 66°F
S
4 mph
29 sep, tuesday
0000 64°F
SW
4 mph
0300 62°F
W
4 mph
0600 60°F
NW
2 mph
0900 62°F
NW
2 mph
1200 68°F
NW
5 mph
1500 74°F
NW
6 mph