The weather in Gloucester in August is hot. The average temperatures are between 21°C and 29°C.
You can expect rain for roughly half of the month of August in Gloucester. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Gloucester in August 2025.
If you’re planning to visit Gloucester in the near future, we highly recommend that you review the 14 day weather forecast for Gloucester before you arrive.
Temperatures
29° / 21°
Rainy Days
10
Snowy Days
0
Dry Days
21
Rainfall
135
mm
Sun Hours
7.6
Hrs
