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.