August · United States
Best time to visit Santa Barbara in August Weather, crowds & prices
Weather in Santa Barbara in August
Average temperature 22°C, 6 mm of rain, about 31 days with 6+ hours of sunshine and 54% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
August score
9.7/10
Ranked #1 of 12 months
- Avg temp
- 22°C
- Rainfall
- 6 mm
- Humidity
- 54%
- Days with 6h+ sun
- 31
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
August in Santa Barbara scores 9.7/10 for beach and coastal travel - the single best month of the year. Expect around 22°C, 6 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Santa Barbara pairs Spanish colonial architecture and a palm-lined waterfront with California wine country.
August in Santa Barbara tops the year's climate scores
With 22°C (72°F) on average, August delivers classic beach weather: plenty of time in the water, with beach and boat plans rarely disrupted by cold.
At just 6 mm for the month, rain will not shape your plans; you get about 31 days with 6+ hours of sunshine and 13.3 hours of daylight.
On our climate-comfort scale this is the top-ranked month of the year for Santa Barbara at 9.7/10 — the reference point every other month on this page is measured against.
Pack light clothing, swimwear and real sun protection.
Budget for peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Santa Barbara in August?
- In August, Santa Barbara averages 22°C, 6 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 9.7/10.
- Is August a good time to visit Santa Barbara?
- August earns a 9.7/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Santa Barbara in August?
- Expect about 6 mm of rain in August. Average humidity is 54% and there are about 31 days with 6+ hours of sunshine.
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