Belmont weather in September (California, United States of America)

Will it be rainy or sunny in Belmont this September? Here's what you need to know about the weather for the month.

Temperatures

During September, Belmont experiences perfect weather, with high temperatures and almost no rainfall. During September, you’ll experience the summer season. The daytime often sees temperatures reaching 25°C, but nighttime brings a cool-down to 13°C. This month is typically the hottest of the year, so prepare with cool and comfortable cloths. Embrace the sunshine while keeping sun protection handy.

Precipitation

Belmont in September usually receives almost no rainfall, averaging around 3.4 mm for the month. Climate data suggests that about a single day will experience rainfall.

Average sunshine

With around 270 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

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 Belmont climate page with graphs.

 

Belmont, monthly averages in September

Min Temperature 13°C  

Max Temperature 25°C  

Water Temperature 14°C *  

Chance of Rain 3%  

Precipitation 3.4 mm  

Rainy days a single day  

Humidity 73% *  

Windspeed 18 km/h *  

Sunshine 270 hours *  

Percentage Sunshine 73% *  

Data from: San Francisco, the United States of America (14 KM, 8 Miles).

Where to go in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

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. With a water temperature of around 14°C there is no need to bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Belmont.

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 travel conditions. Find out where to go with our weather planner.