Pleasanton Weather in October

What's the weather like in Pleasanton (California) in October 2025?

The climate in Pleasanton during October can be summarized as mild and dry.

October is in the fall / autumn in Pleasanton and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 9°C (49°F) is normal.

Pleasanton weather averages (imperial / metric)
Daytime temperature 23.7°C 74.6°F
Nightly temperature 9.2°C 48.5°F
Average temperature 16.4°C 61.5°F
Daily sunshine 9.3 hrs
Avg rainfall 25 mm 1 ins
Rainy days 4 days
Sea temperature 14.6°C 58.3°F
Humidity 68%
Windspeed 13.3kph 8 mph

On average October is the 6th driest month of the year in Pleasanton with around 25mm 1 inches of rain making it a dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.3 hours of sunshine per day.

October temperatures in Pleasanton

Pleasanton average temperature in October

October rainfall

Pleasanton average rain in October

October hourly sunshine

Pleasanton 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 Pleasanton 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

Pleasanton weather stats

Pleasanton weather statistics
Hottest month: August 27.8°C 82°F
Driest month: July 2mm 0.1ins
Sunniest month: April 11.3hrs
Coldest month: January 13.2°C 55.8°F
Wettest month: January 94mm 3.7ins
Map showing location of Pleasanton (37.66243, -121.87468) Pleasanton map pin © Google

Locations nearby

Top United States locations