Santa Rosa

Weather in Santa Rosa today, October 23, 2026

Santa Rosa starts October 23, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Morning plans should assume damp conditions, as rain chances climb toward 86% around 11:00. Cloud cover is also at its densest near 08:00 at roughly 84%.Santa Rosa starts October 23, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Morning plans should assume damp conditions, as rain chances climb toward 86% around 11:00. Cloud cover is also at its densest near 08:00 at roughly 84%.

Expect highs of 21°C and cooler readings close to 13°C. The air stays humid, with relative humidity between 61% and 96% and the peak around 19:00. Winds stay light, near 11 km/h by 10:00, so the day feels still more than breezy.Expect highs of 71°F and cooler readings close to 55°F. The air stays humid, with relative humidity between 61% and 96% and the peak around 19:00. Winds stay light, near 7 mph by 10:00, so the day feels still more than breezy.

The second half of the day still looks unsettled, with rain probability around 88% by 14:00. Dense cloud near 91% at 23:00 keeps the feel grey. Horizontal visibility holds close to 16.1 km. Sunrise is at 05:50 and sunset at 17:45, giving 11 hours 55 minutes of sunlight today.The second half of the day still looks unsettled, with rain probability around 88% by 14:00. Dense cloud near 91% at 23:00 keeps the feel grey. Horizontal visibility holds close to 10 mi. Sunrise is at 05:50 and sunset at 17:45, giving 11 hours 55 minutes of sunlight today.

Overall, Santa Rosa on October 23, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 88% and the high sits around 21°C.Overall, Santa Rosa on October 23, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 88% and the high sits around 71°F.