West Sayville Weather in October

What's the weather like in West Sayville (New York) in October 2025?

The climate in West Sayville during October can be summarized as mild and a little damp.

October is in the fall / autumn in West Sayville and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 18°C (65°F), whilst at night 9°C (48°F) is normal.

West Sayville weather averages (imperial / metric)
Daytime temperature 18.1°C 64.6°F
Nightly temperature 8.7°C 47.7°F
Average temperature 13.4°C 56.1°F
Daily sunshine 7.5 hrs
Avg rainfall 87 mm 3.4 ins
Rainy days 7 days
Sea temperature 16.8°C 62.3°F
Humidity 72%
Windspeed 17.6kph 11 mph

On average October is the 3rd driest month of the year in West Sayville with around 87mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.5 hours of sunshine per day.

October temperatures in West Sayville

West Sayville average temperature in October

October rainfall

West Sayville average rain in October

October hourly sunshine

West Sayville average rain in October

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 West Sayville in October 2025.

Other monthly averages

Best places to visit in October

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

West Sayville weather stats

West Sayville weather statistics
Hottest month: July 27.5°C 81.5°F
Driest month: June 84mm 3.3ins
Sunniest month: October 7.5hrs
Coldest month: January 3.2°C 37.8°F
Wettest month: March 107mm 4.2ins
Map showing location of West Sayville (40.72788, -73.09761) West Sayville map pin © Google

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