Santa Cruz weather in August 2025

Expect 24°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Santa Cruz in August. Check more long-term weather averages for Santa Cruz in August before you book your next holiday to California in 2025/2026.

  • 24°C maximum daytime temperature in August in Santa Cruz24
    24°C max day temperature
  • 10 hours of sunshine per day
  • 1 day with some rainfall in August in Santa Cruz1
    1 day with some rainfall
  • 11°C minimum night-time temperature in August in Santa Cruz11
    11°C min night temperature
  • 14 hours of daylight per day in August in Santa Cruz14
    14 hours of daylight per day
  • No heat & humidity in August in Santa Cruz0
    No heat & humidity
  • 3 mm monthly rainfall in August in Santa Cruz3
    3 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in August in Santa Cruz9
    9 (Very High) UV index
  • 14°C sea temperature in August in Santa Cruz14
    14°C sea temperature

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The August weather guide for California (Santa Cruz) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about California

How hot is it in Santa Cruz in August?

Daytime temperatures usually reach 24°C in Santa Cruz in August, falling to 11°C at night.

How sunny is it in Santa Cruz in August?

There are normally 10 hours of bright sunshine each day in Santa Cruz in August - that's 73% of daylight hours.

How warm is the sea around Santa Cruz in August?

The average sea temperature around Santa Cruz in August is 14°C.

Does it ever rain in Santa Cruz in August?

There is usually 1 day with some rain in Santa Cruz in August and the average monthly rainfall is 3mm.

Santa Cruz August sunrise & sunset times

Browse the sunrise and sunset times for Santa Cruz in August 2025. Select a month to view Santa Cruz sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:14 19:14
Saturday, 16th August 2025 05:26 18:58
Sunday, 31st August 2025 05:38 18:37

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