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 90% around 11:00. Cloud cover is also at its densest near 09:00 at roughly 85%.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 90% around 11:00. Cloud cover is also at its densest near 09:00 at roughly 85%.

The day peaks near 29°C and cools toward 25°C. The air stays humid, with relative humidity between 80% and 99% and the peak around 19:00. Winds stay light, near 9 km/h by 13:00, so the day feels still more than breezy.The day peaks near 84°F and cools toward 77°F. The air stays humid, with relative humidity between 80% and 99% and the peak around 19:00. Winds stay light, near 6 mph by 13:00, so the day feels still more than breezy.

Afternoon showers stay in play, peaking near 96% around 14:00. Skies remain cluttered, with cover about 97% by 22:00. Visibility holds near 14.2 km, though it can fall to 4.7 km. Sunrise is at 05:59 and sunset at 17:56, giving 11 hours 57 minutes of sunlight today.Afternoon showers stay in play, peaking near 96% around 14:00. Skies remain cluttered, with cover about 97% by 22:00. Visibility holds near 8.8 mi, though it can fall to 2.9 mi. Sunrise is at 05:59 and sunset at 17:56, giving 11 hours 57 minutes of sunlight today.

Taken together, Santa Rosa looks wet enough on October 23, 2026 that flexible outdoor plans work best, with temperatures peaking near 29°C.Taken together, Santa Rosa looks wet enough on October 23, 2026 that flexible outdoor plans work best, with temperatures peaking near 84°F.