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Weather · August

Walnut Creek weather in August

Average highs of 88°F, lows of 59°F and 0.00 in of rain, from 30 years of weather records.

August is Walnut Creek’s 2nd warmest month, with average highs of 88°F and lows of 59°F. That is about the same as July, and 14° above the yearly average high.

Average high
88°F
Average low
59°F
Precipitation
0.00 in
Wet days
0
Sunrise · sunset
6:23 AM · 8:02 PM

August across the year

  1. 58°41°Jan
  2. 62°44°Feb
  3. 67°47°Mar
  4. 71°49°Apr
  5. 78°53°May
  6. 84°57°Jun
  7. 88°59°Jul
  8. 88°59°Aug
  9. 85°58°Sep
  10. 78°53°Oct
  11. 66°45°Nov
  12. 58°41°Dec

High and low Rain

What to wear in August

  • Warm days: shorts and T-shirts, with a light layer for cooler evenings.

August is good for

See Walnut Creek

A look around town before you go.

Walnut Creek - California - 4K Downtown Drive video thumbnail

A DRIVE AROUND TOWN

Walnut Creek - California - 4K Downtown Drive

Walnut Creek - California - 4K Downtown Drive. A film shared by Mileage Mike Travels.

Watch on YouTube ↗

August compared with the months around it

MonthHighLowRain
July88°F59°F0.00 in
August88°F59°F0.00 in
September85°F58°F0.10 in

Planning a trip? See the best time to visit Walnut Creek and today’s forecast.

Questions

How hot does it get in Walnut Creek in August?

Average highs are 88°F and average lows 59°F, for a daily mean of 74°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Walnut Creek in August?

August averages 0.00 in of precipitation over about 0 days with at least 0.01 in. It is the 12th wettest month of the year.

What time is sunset in Walnut Creek in August?

Around mid-August the sun rises about 6:23 AM and sets about 8:02 PM, for roughly 13.6 hours of daylight.

Is August a good time to visit Walnut Creek?

The mildest months for visiting are May, June, October. August is warm.

NOAA U.S. Climate Normals 1991–2020, Concord Buchanan Fld station (6.2 mi from downtown). Sunrise and sunset are calculated for August 15 at the city’s coordinates.

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