The weather in Douglas in August is hot. The average temperatures are between 22°C and 33°C.
You can expect about 3 to 8 days of rain in Douglas 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 Douglas in August 2025.
If you’re planning to visit Douglas in the near future, we highly recommend that you review the 14 day weather forecast for Douglas before you arrive.
Temperatures
33° / 22°
Rainy Days
4
Snowy Days
0
Dry Days
27
Rainfall
109
mm
Sun Hours
11.8
Hrs
