Sonoma weather in May (California, United States of America)

Planning a trip to Sonoma in May? Check out this comprehensive weather guide.

In Sonoma the weather in May is generally perfect, characterized by high temperatures and low rainfall. Anticipate daytime temperatures around 23°C, while night temperatures can drop to 9°C.

Sonoma in May usually receives low rainfall, averaging around 19 mm for the month. Based on our climate data of the past 30 years, about 4 days of rain are anticipated.

The days are predominantly sunny, with an estimated total of around 310 hours of sunshine. This amount of sunlight does not only brightens the days but also contributes to a cheerful ambiance in the area during this month.

If you're a fan of comfortable temperatures and drier conditions, May is a great time to visit. April, May, June, July, August, September and October generally stand out with the best circumstances. While January, February and December tend to showcase less optimal conditions.

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

 

Sonoma, monthly averages in May

Min Temperature 9°C  

Max Temperature 23°C  

Chance of Rain 12%  

Precipitation 19 mm  

Rainy days 4 days  

Sunshine 310 hours *  

Percentage Sunshine 76% *  

* Data from: Healdsburg, the United States of America (50 KM, 31 Miles).

Where to go in the United States of America in May

Find out more about the weather in the United States of America in May and which places have the best weather 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 Sonoma in May?

For visitors traveling to Sonoma, 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.

What To Do

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

Swimming

10/10

Cycling

10/10

Walking

10/10

Barbeque

9/10

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 Sonoma.

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.