San Bernardino weather in January (California, United States of America)
Looking to travel to San Bernardino in January? This guide provides all the details you need.
In San Bernardino the weather in January is generally perfect, with pleasant temperatures and moderate rainfall. January falls within the winter season. Daytime temperatures hover around 20°C, while nights can cool down to about 6°C.
San Bernardino in January usually receives moderate rainfall, averaging around 45 mm for the month. Rain is expected on roughly 5 days.
The city usually sees around 198 hours of sunlight, indicating many sunny days.
If you're inclined towards comfortable temperatures and drier conditions, January is a prime time to visit San Bernardino. January, February, March, April, May, June, October and November typically offer the best circumstances. While July and August tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized San Bernardino climate page with graphs.
San Bernardino, monthly averages in January
Min Temperature
6°C
Max Temperature
20°C
Chance of Rain
16%
Precipitation
45 mm
Rainy days
5 days
Sunshine
198 hours *
Percentage Sunshine
*
Where to go in the United States of America in January
Find out more about the weather in the United States of America in January and which places have the best weather conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in San Bernardino in January?
For visitors traveling to San Bernardino, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in January.
Interested in more climate information?
This site provides you with all the information you need about the climate in San Bernardino.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.
