Best Time To Visit Sonoma

Sonoma has Mediterranean climate – The summers here are hot and dry while winters are cool and wet. The sun shines all year long in the valley. While the days may vary, the nights are always cool.

  • Spring (March to May): Around this time, days start getting warmer in Sonoma Valley. Average temperature ranges from 20 to 25-degrees Celsius. The valley experiences occasional rainfall, but it starts receding from March.
  • Summer (June to August): Summers are hot and dry in Sonoma Valley and day temperatures reach 37-degrees Celsius. This is the peak tourist season. Expect crowds!
  • Autumn (September to November): This season is quite warm in the valley and you can expect temperatures around 32 to 35-degrees Celsius. Crowds start vanishing around this time and you can take solitary tours around the town. It may rain occasionally.
  • Winter (December to February): Winter brings a crisp coolness to Sonoma Valley. The days become cooler as the mercury drops to around 15-degrees Celsius. Be prepared for rains. It almost never snows in the valley but the nights can be quite cold. Overall, it is the ideal weather to spend days out on the vineyards.
  • 80℉
  • 60℉
  • 40℉
  • 20℉ 0℉
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Highest temperature in Sonoma is recorded as 98.6℉ in September.

Lowest temperature in Sonoma is recorded as 32℉ in January and December.

  • 240
  • 180
  • 120
  • 60 0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Maximum rain recorded in Sonoma is 1133.43 mm in January.

Months with no rains or lowest rains in Sonoma is August.

  • 100
  • 75
  • 50
  • 25 0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Most humid month in Sonoma is January.

Least humid month in Sonoma is October.