Irvine Weather in January

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

The climate in Irvine during January can be summarized as mild and reasonably dry.

January is in the winter in Irvine and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 19°C (66°F), whilst at night 6°C (42°F) is normal.

Irvine weather averages (imperial / metric)
Daytime temperature 18.9°C 66°F
Nightly temperature 5.5°C 41.9°F
Average temperature 12.2°C 54°F
Daily sunshine 7.9 hrs
Avg rainfall 75 mm 3 ins
Rainy days 5 days
Sea temperature 14.9°C 58.8°F
Humidity 64%
Windspeed 10.8kph 7 mph

On average January is the wettest month of the year in Irvine with around 75mm 3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.9 hours of sunshine per day.

January temperatures in Irvine

Irvine average temperature in January

January rainfall

Irvine average rain in January

January hourly sunshine

Irvine 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 Irvine in January 2024.