Castine Weather in November

The climate in Castine during November can be summarized as cool and wet.

November is in the fall / autumn in Castine and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cold 8°C (46°F), whilst at night -1°C (31°F) is normal.

On average November is the wettest month of the year in Castine with around 123mm 4.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.

On the flip side this corresponds to an average of 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 Castine in November 2025.