Central Islip Weather in October

What's the weather like in Central Islip (New York) in October 2025?

The climate in Central Islip during October can be summarized as mild and a little damp.

October is in the fall / autumn in Central Islip and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 18°C (65°F), whilst at night 9°C (47°F) is normal.

Central Islip weather averages (imperial / metric)
Daytime temperature 18.2°C 64.7°F
Nightly temperature 8.5°C 47.2°F
Average temperature 13.3°C 55.9°F
Daily sunshine 7.5 hrs
Avg rainfall 88 mm 3.5 ins
Rainy days 7 days
Sea temperature 16.8°C 62.3°F
Humidity 71%
Windspeed 17.6kph 11 mph

On average October is the 2nd driest month of the year in Central Islip with around 88mm 3.5 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 Central Islip

Central Islip average temperature in October

October rainfall

Central Islip average rain in October

October hourly sunshine

Central Islip 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 Central Islip 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

Central Islip weather stats

Central Islip weather statistics
Hottest month: July 27.8°C 82°F
Driest month: February 85mm 3.3ins
Sunniest month: August 9.1hrs
Coldest month: January 3.2°C 37.8°F
Wettest month: March 106mm 4.2ins
Map showing location of Central Islip (40.79065, -73.20178) Central Islip map pin © Google

Locations nearby

Top United States locations