average temp in california in january
Weather in California in January. The average maximum daytime temperature in California in January is a comfortable 20Â°C (68Â°F). There are usually 7 hours of bright sunshine each day, which represents 70% of the 10 hours of daylight. Expect 80mm (3.1 inches) of rainfall across the whole of January with 5 days with some rain falling. Maximum UV levels will be moderate (3 UV index) at midday when the skies are clear. The average night-time temperature is usually a cool 8Â°C (46Â°F). The weather in California in January is represented by Los Angeles.