Walnut Creek
Weather by month
Current – 10-day forecastForecast

Walnut Creek Weather in May

May in Walnut Creek averages 24°C (75°F) during the day and 10°C (50°F) at night. With only 10 mm (0.4 in) of rainfall expected on average, it's a largely dry month.

Rainfall in Walnut Creek in May

Records from the past 30 years suggest around 3 days of rain, with 10 mm (0.4 in) average for the month. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.

Temperature in Walnut Creek in May

Walnut Creek has excellent weather in May, with days reaching 24°C (75°F) and nights cooling to 10°C (50°F). This kind of day-to-night contrast is typical for this time of year. With lows of 10°C (50°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Walnut Creek in May

Expect sunny days throughout the month, with an estimated 324 hours of sunshine. This makes it a pleasant time to visit Walnut Creek.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, June, August, September and October typically offer the best weather for Walnut Creek.

Walnut Creek Temperature in May

Min Temperature
10°C (50°F)
Max Temperature
24°C (75°F)
Chance of Rain
10%
Precipitation
10 mm (0.4 in)
Rainy days
3 days
Humidity
72% *
Sunshine
324 hours *
Percentage Sunshine
73% *
* Data from: San Francisco, the United States of America (42 KM, 26 Miles).

Walnut Creek Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Walnut Creek - and find the best time to visit.

Best Places 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. See all of the United States of America in May →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Walnut Creek in May

For Walnut Creek in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Almost no rain is expected, so no need to bring rain gear. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Walnut Creek in May

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

  • Swimming
    10/10
  • Cycling
    10/10
  • Walking
    10/10
  • Barbeque
    9/10
  • Camping
    10/10
  • Outdoor sports
    10/10

Walnut Creek 3-Day Forecast

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.