The temperatures in Winnipeg in August are comfortable with low of 14°C and and high up to 26°C.
You can expect about 3 to 8 days of rain in Winnipeg during the month of August. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Winnipeg in August 2025.
If you’re planning to visit Winnipeg in the near future, we highly recommend that you review the 14 day weather forecast for Winnipeg before you arrive.
Temperatures
26° / 14°
Rainy Days
5
Snowy Days
0
Dry Days
26
Rainfall
88
mm
Sun Hours
10.6
Hrs
