The temperatures in Welwyn Garden City in August are comfortable with low of 14°C and and high up to 22°C.
You can expect about 3 to 8 days of rain in Welwyn Garden City 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 Welwyn Garden City in August 2025.
If you’re planning to visit Welwyn Garden City in the near future, we highly recommend that you review the 14 day weather forecast for Welwyn Garden City before you arrive.