San Rafael weather in September (California, United States of America)
Looking to travel to San Rafael in September? Check out this comprehensive weather guide.
In San Rafael the weather in September is generally perfect, characterized by high temperatures and almost no rainfall. September is a summer month. Throughout the day, temperatures typically settle at around 26°C. But by evening, they drop to around 12°C. On average, it is the warmest month of the year. So be prepared and pack summer clothes. Embrace the warmth, but always stay equipped with your summer essentials to make the most of this toasty month.
San Rafael in September usually receives almost no rainfall, averaging around 4 mm for the month. Typically around 1 day of rainfall is expected.
The days are predominantly sunny, with an estimated total of around 270 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. 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 San Rafael climate page with graphs.
San Rafael, monthly averages in September
Min Temperature
12°C
Max Temperature
26°C
Chance of Rain
3%
Precipitation
4 mm
Rainy days
1 day
Humidity
73% *
Sunshine
270 hours *
Percentage Sunshine
73% *
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.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in San Rafael 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 San Rafael.
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.
