San Francisco weather in August (California, United States of America)

What does the weather outlook for San Francisco look like in August? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

During August, San Francisco is known for its perfect weather, characterized by pleasant temperatures and almost no rainfall. Daytime temperatures generally peak at 22°C, but after sunset, they often decrease to around 14°C.

Precipitation

San Francisco in August usually receives almost no rainfall, averaging around 0.7 mm for the month. Based on our climate data of the past 30 years, about a single day of rain are anticipated.

Average sunshine

The days are predominantly sunny, with an estimated total of around 288 hours of sunshine. These sun-filled days are perfect for spending time outside. Whether it's playing sports, visiting a park, or going for a bike ride.

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, December tends to have less optimal conditions.

Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.

 

San Francisco, monthly averages in August

Min Temperature 14°C  

Max Temperature 22°C  

Water Temperature 14°C  

Chance of Rain 3%  

Precipitation 0.7 mm  

Rainy days a single day  

Humidity 75%  

Windspeed 6 m/s  

Sunshine 288 hours  

Percentage Sunshine 68%  

Where to go in the United States of America in August

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?

For visitors traveling to San Francisco, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. 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.

Cycling

10/10

Walking

10/10

Barbeque

9/10

Camping

10/10

Outdoor sports

10/10

Interested in more climate information?

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

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.