Onset Weather in May

What's the weather like in Onset (Massachusetts) in May 2024?

The climate in Onset during May can be summarized as mild and a little damp.

May is in the spring in Onset and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 18°C (65°F), whilst at night 8°C (46°F) is normal.

Onset weather averages (imperial / metric)
Daytime temperature 18.1°C 64.5°F
Nightly temperature 8°C 46.3°F
Average temperature 13°C 55.4°F
Daily sunshine 8.8 hrs
Avg rainfall 95 mm 3.7 ins
Rainy days 11 days
Sea temperature 9.2°C 48.6°F
Humidity 69%
Windspeed 17.6kph 11 mph

On average May is the 5th driest month of the year in Onset with around 95mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.8 hours of sunshine per day.

May temperatures in Onset

Onset average temperature in May

May rainfall

Onset average rain in May

May hourly sunshine

Onset average rain in May

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 Onset in May 2024.