Best time to visit Sonoma, CA

A month-by-month travel weather guide based on NOAA 30-year climate normals.

The most comfortable travel window in Sonoma runs from March through November — 9 months of pleasant temperatures and modest rainfall.

January Wet
High
57.0°F
Low
38.4°F
Precip
5.47 in

Frequent rain. Bring waterproof gear; outdoor plans need flexibility.

Daylight ≈ 9h 37m

February Wet
High
61.6°F
Low
40.1°F
Precip
5.42 in

Frequent rain. Bring waterproof gear; outdoor plans need flexibility.

Daylight ≈ 10h 34m

March Good
High
65.4°F
Low
41.9°F
Precip
3.84 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 11h 45m

April Good
High
69.2°F
Low
44.1°F
Precip
1.78 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 13h 0m

May Good
High
75.3°F
Low
47.8°F
Precip
1.03 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 14h 5m

June Good
High
82.8°F
Low
51.3°F
Precip
0.32 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 14h 37m

July Good
High
86.0°F
Low
53.5°F
Precip
0.00 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 14h 25m

August Good
High
86.1°F
Low
53.2°F
Precip
0.06 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 13h 29m

September Good
High
84.8°F
Low
51.2°F
Precip
0.07 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 12h 14m

October Good
High
77.5°F
Low
47.4°F
Precip
1.52 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 10h 59m

November Good
High
65.2°F
Low
41.8°F
Precip
3.01 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 9h 53m

December Wet
High
56.7°F
Low
38.2°F
Precip
5.83 in

Frequent rain. Bring waterproof gear; outdoor plans need flexibility.

Daylight ≈ 9h 21m

Looking for similar climates? See Sonoma's climate twins. Or jump straight to the full climate profile.