Weather in San Jose in January
In an average January, San Jose sees a daily high around 58°F and a low around 43°F, based on 1980–2026 of local climate records.
| Average high | 58°F |
|---|---|
| Typical high range | 52°F to 65°F |
| Average low | 43°F |
| Typical low range | 35°F to 50°F |
| Average daily precipitation | 0.20 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
76°F
2014-01-16
Lowest
45°F
1982-01-03
Low
Highest
58°F
1997-01-01
Lowest
27°F
2009-01-04
Feels-like
Highest
58°F
1997-01-01
Lowest
19°F
1997-01-14
Humidity
Highest
12.6 g/m³
1997-01-02
Lowest
2.2 g/m³
2007-01-13
Wind
Highest
23 mph
2008-01-04
Lowest
2 mph
2021-01-03
Gust
Highest
73 mph
1995-01-07
Lowest
8 mph
1992-01-20
Precip
Wettest
16.77 in
2017
Driest
0.01 in
2015
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