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

Looking to travel to San Diego in August? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In San Diego, August is characterized by high temperatures and almost no rainfall. Daytime temperatures hover around 26°C, while nights can cool down to about 19°C.

San Diego in August usually receives almost no rainfall, averaging around 0.6 mm for the month. When we look at the climate data from the last 30 years, we can expect around 1 day of rain.

With around 295 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

If you're inclined towards comfortable temperatures and drier conditions, August is a prime time to visit San Diego. January, February, March, April, May, June, July, August, September, October and November typically offer the best circumstances. While December tends to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized San Diego climate page with graphs.

 

San Diego, monthly averages in August

Min Temperature 19°C  
Max Temperature 26°C  
Chance of Rain 4%  
Precipitation 0.6 mm  
Rainy days 1 day  
Humidity 74%  
Sunshine 295 hours  
Percentage Sunshine 71%  

Where to go in the United States of America in August

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

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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 San Diego in August?

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 August.

Swimming
10/10
Cycling
8/10
Walking
8/10
Barbeque
10/10
Camping
10/10
Outdoor sports
8/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in San Diego.

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.