Hercules Weather in January

What's the weather like in Hercules (California) in January 2024?

The climate in Hercules during January can be summarized as cool and wet.

January is in the winter in Hercules and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night 4°C (40°F) is normal.

Hercules weather averages (imperial / metric)
Daytime temperature 13.3°C 55.9°F
Nightly temperature 4.4°C 39.8°F
Average temperature 8.8°C 47.8°F
Daily sunshine 6.1 hrs
Avg rainfall 148 mm 5.8 ins
Rainy days 10 days
Sea temperature 12.1°C 53.8°F
Humidity 80%
Windspeed 11.9kph 7 mph

On average January is the wettest month of the year in Hercules with around 148mm 5.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.1 hours of sunshine per day.

January temperatures in Hercules

Hercules average temperature in January

January rainfall

Hercules average rain in January

January hourly sunshine

Hercules average rain in January

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 Hercules in January 2024.

Other monthly averages

Best places to visit in January

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Hercules weather stats

Hercules weather statistics
Hottest month: August 25.2°C 77.4°F
Driest month: July 1mm 0ins
Sunniest month: May 12.1hrs
Coldest month: January 13°C 55.4°F
Wettest month: January 148mm 5.8ins
Map showing location of Hercules (38.01714, -122.28858) Hercules map pin © Google

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