Chelmsford Weather in August

What's the weather like in Chelmsford (Massachusetts) in August 2024?

The climate in Chelmsford during August can be summarized as warm, humid and a little damp.

August is in the summer in Chelmsford and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 15°C (59°F) is normal.

Chelmsford weather averages (imperial / metric)
Daytime temperature 26.9°C 80.4°F
Nightly temperature 14.7°C 58.5°F
Average temperature 20.8°C 69.4°F
Daily sunshine 9.2 hrs
Avg rainfall 91 mm 3.6 ins
Rainy days 10 days
Sea temperature 19.8°C 67.7°F
Humidity 73%
Windspeed 13kph 8 mph

On average August is the 5th driest month of the year in Chelmsford with around 91mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.2 hours of sunshine per day.

August temperatures in Chelmsford

Chelmsford average temperature in August

August rainfall

Chelmsford average rain in August

August hourly sunshine

Chelmsford average rain in August

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Chelmsford in August 2024.