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

What can you expect from the weather in San Francisco during April? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In April, San Francisco generally has moderate temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 18°C. But by evening, they drop to around 10°C.

San Francisco in April usually receives moderate rainfall, averaging around 45 mm for the month. Based on our climate data of the past 30 years, about 7 days of rain are anticipated.

With around 310 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

If your ideal day consists of dry skies and moderate temperatures May, June, July, August, September and October generally stand out with the best circumstances. While December tends to showcase less optimal conditions.

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

 

San Francisco, monthly averages in April

Min TemperatureMin Temperature 10°C  
Max TemperatureMax Temperature 18°C  
Water TemperatureWater Temperature 13°C  
Chance of RainChance of Rain 24%  
PrecipitationPrecipitation 45 mm  
Rainy daysRainy days 7 days  
HumidityHumidity 72%  
WindspeedWindspeed 22 km/h  
SunshineSunshine 310 hours  
Percentage SunshinePercentage Sunshine 78%  

Where to go in the United States of America in April

Find out more about the weather in the United States of America in April 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 Francisco in April?

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. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes. With a water temperature of around 13°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 in April.

Cycling
6/10
Walking
6/10
Camping
5/10
Outdoor sports
10/10

Interested in more climate information?

Weather and Climate 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 climate conditions. Find out where to go with our weather planner.