Sonoma Weather in August

August in Sonoma brings high temperatures, with highs of 29°C (84°F) and nights dropping to 12°C (54°F). It's also the driest month of the year, ideal for those who want to avoid rain.

Rainfall in Sonoma in August

August is the month with the least rainfall. Whether you're keen on hiking, outdoor festivals, or just enjoying a walk, this month provides a reliably dry backdrop for all your plans. Rain is expected on roughly 0 days, totalling around 0.1 mm (0 in) for the month.

Temperature in Sonoma in August

Sonoma in August is worth a visit. The temperature is excellent, with 29°C (84°F) during the day and 12°C (54°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. At 12°C (54°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Sonoma in August

Expect a lot of sunshine this month, with about 290 hours of sun. These sunny conditions add to the overall experience.

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 Sonoma.

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Check the conditions for any month of the year.

• January
• February
• March
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For a detailed overview over the year and the best time to visit the United States of America, check out our Sonoma's climate page.

Sonoma Temperature in August

Min Temperature 12°C (54°F)  

Max Temperature 29°C (84°F)  

Chance of Rain 0%  

Precipitation 0.1 mm (0 in)  

Rainy days 0 days  

Sunshine 290 hours *  

Percentage Sunshine 71% *  

* Data from: Healdsburg, the United States of America (50 KM, 31 Miles).

What to Wear in Sonoma in August

Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Sonoma in August

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

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Sonoma's climate page.

More climate data for Sonoma

Temperature Rainfall Sunshine

See the full Sonoma climate overview or explore weather in the United States of America.