Westfield Weather in September

What's the weather like in Westfield (Massachusetts) in September 2024?

The climate in Westfield during September can be summarized as mild and a little damp.

September is in the fall / autumn in Westfield and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 23°C (74°F), whilst at night 10°C (50°F) is normal.

Westfield weather averages (imperial / metric)
Daytime temperature 23.4°C 74.1°F
Nightly temperature 10°C 50°F
Average temperature 16.7°C 62.1°F
Daily sunshine 7.9 hrs
Avg rainfall 94 mm 3.7 ins
Rainy days 9 days
Sea temperature 18.9°C 66°F
Humidity 74%
Windspeed 13kph 8 mph

On average September is the 6th driest month of the year in Westfield with around 94mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.9 hours of sunshine per day.

September temperatures in Westfield

Westfield average temperature in September

September rainfall

Westfield average rain in September

September hourly sunshine

Westfield average rain in September

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 Westfield in September 2024.