Santa Rosa Weather in August

August in Santa Rosa averages 18°C (64°F) during the day and 5°C (41°F) at night. The excellent conditions and low rainfall make it a solid month to visit.

Rainfall in Santa Rosa in August

Typically, you can expect about 3 days of rain this month, with 28 mm (1.1 in) on average. Showers tend to be short but heavy rather than persistent drizzle. When it rains, it usually means it, but it doesn't last long.

Temperature in Santa Rosa in August

Weather in Santa Rosa is at its excellent in August. Highs reach 18°C (64°F), while nights settle around 5°C (41°F). August is typically considered a winter month. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights fall to 5°C (41°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Santa Rosa in August

The area experiences a moderate amount of sunshine, with approximately 171 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in Santa Rosa in August

Average wind speeds reach 3 m/s (6 knots) in August, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

So this is a great month to visit if you prefer dry days with pleasant temperatures.