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Hourly
7 Days
14 Days
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Monthly Historical Averages
Sebastopol, CA
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January
Average Temperature
High
14°
Feels 14
Low
4°
Feels 3
Average Precipitation
7 Days
Rain amount
64.3mm
Snow amount
0cm
Daily Historical Averages
January 2026
S
M
T
W
T
F
S
1
2
3
4
13°
5
11°
6
15°
7
15°
8
13°
9
14°
10
14°
11
15°
12
14°
13
16°
14
15°
15
15°
16
15°
17
15°
18
15°
19
20
21
22
23
24
25
26
27
28
29
30
31
Forecast
Sunday, January 4, 2026
Day
13°
Feels 12
Wind
13 km/h SW
Gust
19 km/h
Humidity
77%
P.O.P
90%
Rain
5-10 mm
Night
8°
Feels 6
Wind
21 km/h SE
Gust
32 km/h
Humidity
94%
P.O.P
80%
Rain
5-10 mm
Historical Averages
Jan 4
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.