Costa Mesa weather in May (California, United States of America)

Will it be rainy or sunny in Costa Mesa this May? This guide provides the necessary weather information for your travel plans.

Temperatures

For May, the weather in Costa Mesa is generally perfect, featuring high temperatures and low rainfall. Daytime temperatures hover around 22°C, while nights can cool down to about 15°C.

Precipitation

Costa Mesa in May usually receives low rainfall, averaging around 7.1 mm for the month. Historically, approximately 2 days this month are expected to have rain.

Average sunshine

Expect a lot of sunshine this month, with about 311 hours of sunny weather. The abundant sunlight creates a lively and bright atmosphere.

If you're a fan of comfortable temperatures and drier conditions, May is a great time to visit. January, February, March, April, May, June, July, August, September, October and November 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 Costa Mesa climate page with graphs.

 

Costa Mesa, monthly averages in May

Min Temperature 15°C  

Max Temperature 22°C  

Chance of Rain 7%  

Precipitation 7.1 mm  

Rainy days 2 days  

Sunshine 311 hours *  

Percentage Sunshine *  

Data from: Corona, the United States of America (39 KM, 24 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 Costa Mesa, 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.

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 Costa Mesa.

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.