California Weather in January
California in January sees low temperatures, with highs around 4°C (39°F) and overnight lows of -7°C (19°F). It's the driest month of the year, with very little snow/rainfall to worry about.
Rainfall in California in January
With the driest weather of the year, this month is a solid choice for exploring, even if you'll want to dress warmly. Typically, about 5 days will experience snow/rainfall, with an average of 39 mm (1.5 in) for the month. When rain does fall this month, it tends to come down hard. The low number of rain days makes each shower more significant.
Temperature in California in January
January in California brings typical temperatures with highs around 4°C (39°F) and lows of -7°C (19°F). January is known for being in the winter season. Time outdoors is usually more comfortable with proper winter clothing and protection from wind. With lows of -7°C (19°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. It's often the coldest month of the year, a perfect time to cozy up indoors. Make sure to bring along suitable winter clothing.
Sunshine in California in January
The city usually sees around 163 hours of sunlight, indicating a moderately sunny period.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, September and October typically offer the best weather for California.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our California's climate page.
California Temperature in January
Min Temperature
-7°C (19°F)
Max Temperature
4°C (39°F)
Chance of Rain
18%
Precipitation
39 mm (1.5 in)
Rainy days
5 days
Humidity
71% *
Sunshine
163 hours *
Percentage Sunshine
52% *
Best Places in the United States of America in January
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in January →
perfect weather
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What to Wear in California in January
We recommend to layer up for chilly conditions in California in January. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Some rain is possible, so pack something to handle light showers. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in California in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our California's climate page.
Temperature Rainfall Sunshine Humidity
See the full California climate overview or explore weather in the United States of America.
