Sonoma weather in September (California, United States of America)
Looking to travel to Sonoma in September? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.
In Sonoma the weather in September is generally perfect, characterized by high temperatures and almost no rainfall. September is a summer month. Anticipate daytime temperatures around 29°C, while night temperatures can drop to 11°C.
Sonoma in September usually receives almost no rainfall, averaging around 3.1 mm for the month. Rain is expected on roughly 1 day.
The days are predominantly sunny, with an estimated total of around 275 hours of sunshine. This amount of sunlight does not only brightens the days but also contributes to a cheerful ambiance in the area during this month.
So this is a great month to visit if you prefer dry days with pleasant temperatures. April, May, June, July, August, September and October typically offer the most optimal weather. In contrast, January, February and December tend to have less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Sonoma climate page with graphs.
Sonoma, monthly averages in September
Where to go in the United States of America in September
Find out more about the weather in the United States of America in September and which places have the best weather conditions in this month.
So, what should you wear in Sonoma in September?
It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in September.
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Sonoma.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.