The climate in Nantucket during October can be summarized as mild and a little damp.
October is in the fall / autumn in Nantucket and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 17°C (62°F), whilst at night 10°C (49°F) is normal.
|Daytime temperature||16.7°C 62°F|
|Nightly temperature||9.6°C 49.2°F|
|Average temperature||13.1°C 55.6°F|
|Daily sunshine||7.4 hrs|
|Avg rainfall||84 mm 3.3 ins|
|Rainy days||9 days|
|Sea temperature||14.8°C 58.7°F|
|Windspeed||16.6kph 10 mph|
On average October is the 4th driest month of the year in Nantucket with around 84mm 3.3 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 7.4 hours of sunshine per day.
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 Nantucket in October 2023.
Best places to visit in October
|Hottest month:||July||24.3°C 75.7°F|
|Driest month:||June||58mm 2.3ins|
|Coldest month:||January||3.2°C 37.8°F|
|Wettest month:||December||114mm 4.5ins|