Santa Cruz Weather in August

What's the weather like in Santa Cruz (California) in August 2025?

The climate in Santa Cruz during August can be summarized as mild and very dry.

August is in the summer in Santa Cruz and is typically the warmest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 11°C (52°F) is normal.

Santa Cruz weather averages (imperial / metric)
Daytime temperature 23.9°C 75°F
Nightly temperature 11.1°C 52°F
Average temperature 17.5°C 63.5°F
Daily sunshine 10.6 hrs
Avg rainfall 3 mm 0.1 ins
Rainy days 1 days
Sea temperature 14.7°C 58.5°F
Humidity 71%
Windspeed 17.3kph 11 mph

On average August is the 2nd driest month of the year in Santa Cruz with around 3mm 0.1 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 10.6 hours of sunshine per day.

August temperatures in Santa Cruz

Santa Cruz average temperature in August

August rainfall

Santa Cruz average rain in August

August hourly sunshine

Santa Cruz average rain in August

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Santa Cruz in August 2025.

Other monthly averages

Best places to visit in August

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Santa Cruz weather stats

Santa Cruz weather statistics
Hottest month: August 23.6°C 74.5°F
Driest month: July 3mm 0.1ins
Sunniest month: April 11.1hrs
Coldest month: December 14.8°C 58.6°F
Wettest month: January 156mm 6.1ins
Map showing location of Santa Cruz (36.97412, -122.0308) Santa Cruz map pin © Google

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