Three Rivers Weather in October

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

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

October is in the fall / autumn in Three Rivers and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a comfortable 26°C (78°F), whilst at night 9°C (47°F) is normal.

Three Rivers weather averages (imperial / metric)
Daytime temperature 25.7°C 78.3°F
Nightly temperature 8.5°C 47.3°F
Average temperature 17.1°C 62.8°F
Daily sunshine 10 hrs
Avg rainfall 16 mm 0.6 ins
Rainy days 2 days
Sea temperature 16.4°C 61.4°F
Humidity 52%
Windspeed 10.4kph 7 mph

On average October is the 6th driest month of the year in Three Rivers with around 16mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 2 days, although this may vary considerably.

On the flip side this corresponds to an average of 10 hours of sunshine per day.

October temperatures in Three Rivers

Three Rivers average temperature in October

October rainfall

Three Rivers average rain in October

October hourly sunshine

Three Rivers 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 Three Rivers in October 2025.