Weather in San Bernardino: January
| Average day temperature: | 61.5°F | |
| Average night temperature: | 45.1°F | |
| Number of sunny days: | 21 days | |
| Day length: | 9.9 - 10.5 hours | |
| Number of rainy days: | 2 days | |
| Precipitation totals: | 0.8 in. | |
| more information | ||
14 days
forecast
forecast
| San Bernardino |
weather in
February
February
| San Bernardino |
Air temperature in January, °F
Show year:
2026
2025
2024
The highest day temperature during January of 2026 was 81°F. At the same time the lowest night temperature was 43°F. Daily and nightly averages during January were 69.1°F and 50.4°F.
Sunny, partly cloudy and cloudy days
Mostly all days in January are sunny but cloudy days are also possible.
Precipitation total in January, in.
Precipitation total value in San Bernardino in January is 0.8 in. Other months of the year show relatively similar values.
Wind speed in January, mph
The average wind speed value in January is 4.2 mph
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 7.6.
Best time for vacation in San Bernardino
San Bernardino on a weather map
Places in USA:
Name
°F
24 Hours Forecast
San Bernardino
Local time: 10:30
February 26, thursday
1200

82°F
SE
3 mph
3 mph
1500

93°F
SE
6 mph
6 mph
1800

84°F
S
6 mph
6 mph
2100

70°F
S
6 mph
6 mph
February 27, friday
0000

63°F
S
6 mph
6 mph
0300

61°F
S
6 mph
6 mph
0600

61°F
S
6 mph
6 mph
0900

66°F
S
4 mph
4 mph



























