Penns Grove Weather in October

What's the weather like in Penns Grove (New Jersey) in October 2025?

The climate in Penns Grove during October can be summarized as mild and reasonably dry.

October is in the fall / autumn in Penns Grove and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 19°C (67°F), whilst at night 8°C (46°F) is normal.

Penns Grove weather averages (imperial / metric)
Daytime temperature 19.2°C 66.5°F
Nightly temperature 7.9°C 46.1°F
Average temperature 13.5°C 56.3°F
Daily sunshine 7.2 hrs
Avg rainfall 77 mm 3 ins
Rainy days 7 days
Sea temperature 16.6°C 61.9°F
Humidity 71%
Windspeed 14.4kph 9 mph

On average October is the 2nd driest month of the year in Penns Grove with around 77mm 3 inches of rain making it a reasonably dry 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 7.2 hours of sunshine per day.

October temperatures in Penns Grove

Penns Grove average temperature in October

October rainfall

Penns Grove average rain in October

October hourly sunshine

Penns Grove 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 Penns Grove 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

Penns Grove weather stats

Penns Grove weather statistics
Hottest month: July 29.6°C 85.3°F
Driest month: February 75mm 3ins
Sunniest month: August 9.1hrs
Coldest month: January 3.4°C 38.1°F
Wettest month: July 110mm 4.3ins
Map showing location of Penns Grove (39.72956, -75.46797) Penns Grove map pin © Google

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