The temperatures in Merseyside in August are usually low and can range between 12°C and 19°C.
You can expect about 3 to 8 days of rain in Merseyside 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 Merseyside in August 2025.
If you’re planning to visit Merseyside in the near future, we highly recommend that you review the 14 day weather forecast for Merseyside before you arrive.