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Monthly
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Current
Hourly
7 Days
14 Days
Monthly
°C
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
San Jose - Downtown, CA
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Daily Historical Averages
January 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18°
18
19°
19
19°
20
18°
21
19°
22
18°
23
15°
24
15°
25
13°
26
16°
27
15°
28
17°
29
14°
30
14°
31
16°
Forecast
Saturday, January 17, 2026
Day
18°
Feels 18
Wind
3 km/h S
Gust
4 km/h
Humidity
57%
P.O.P
20%
Night
11°
Feels 11
Wind
2 km/h SE
Gust
3 km/h
Humidity
76%
P.O.P
30%
Historical Averages
Jan 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
January
Average Temperature
High
16°
Feels 16
Low
5°
Feels 4
Average Precipitation
7 Days
Rain amount
54mm
Snow amount
0cm