The weather in Dorchester in March is very cold with temperatures between 3°C and 10°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Dorchester during the month of March. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Dorchester can expect a few days of snow in March.
Our weather forecast can give you a great sense of what weather to expect in Dorchester in March 2025.
If you’re planning to visit Dorchester in the near future, we highly recommend that you review the 14 day weather forecast for Dorchester before you arrive.