Foster City weather in May (California, United States of America)

Is May a good time to explore Foster City weather-wise? Use this page to get an overview of the month’s weather conditions.

Temperatures

For May, the weather in Foster City is generally perfect, featuring pleasant temperatures and low rainfall. In the daytime, temperatures tend to hover near 20°C, cooling down at night to around 11°C.

Precipitation

Foster City in May usually receives low rainfall, averaging around 5.7 mm for the month. Climate data suggests that about 2 days will experience rainfall.

Average sunshine

Expect sunny days throughout the month, with an estimated 324 hours of sunshine. Making it a pleasant time to visit Foster City.

If you favor pleasant temperatures and minimal rainfall, May is one of the better months to visit Foster City. May, June, July, August, September and October typically offer the most agreeable circumstances. On the other hand, January, February and December tend to be characterized by conditions that may not be as optimal.

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

 

Foster City, monthly averages in May

Min Temperature 11°C  

Max Temperature 20°C  

Water Temperature 13°C *  

Chance of Rain 8%  

Precipitation 5.7 mm  

Rainy days 2 days  

Humidity 72% *  

Windspeed 22 km/h *  

Sunshine 324 hours *  

Percentage Sunshine 73% *  

* Data from: San Francisco, the United States of America (11 KM, 7 Miles).

Where to go in the United States of America in May

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 Foster City, 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 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.

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 Foster City.

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.