Weather in San Bernardino in January
In an average January, San Bernardino sees a daily high around 61°F and a low around 41°F, based on 1980–2026 of local climate records.
| Average high | 61°F |
|---|---|
| Typical high range | 52°F to 72°F |
| Average low | 41°F |
| Typical low range | 34°F to 48°F |
| Average daily precipitation | 0.10 in |
January records
The most extreme January on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total January accumulation.
High
Highest
82°F
2021-01-15
Lowest
40°F
2007-01-13
Low
Highest
55°F
2018-01-08
Lowest
24°F
2007-01-14
Feels-like
Highest
79°F
2011-01-17
Lowest
17°F
2007-01-14
Humidity
Highest
11.0 g/m³
1997-01-03
Lowest
0.8 g/m³
2025-01-24
Wind
Highest
19 mph
1997-01-06
Lowest
3 mph
2015-01-10
Gust
Highest
50 mph
1995-01-05
Lowest
10 mph
2015-01-10
Precip
Wettest
15.05 in
1993
Driest
0.14 in
2003
See San Bernardino's live weather grade →
Visiting San Bernardino in January? See how its comfort stacks up against where you live.
Compare San Bernardino with your city →