Santa Rosa

Weather in Santa Rosa today, October 23, 2026

Santa Rosa looks damp on October 23, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. Morning plans should assume damp conditions, as rain chances climb toward 80% around 11:00. Cloud cover is also at its densest near 08:00 at roughly 83%.Santa Rosa looks damp on October 23, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. Morning plans should assume damp conditions, as rain chances climb toward 80% around 11:00. Cloud cover is also at its densest near 08:00 at roughly 83%.

Expect highs of 20°C and cooler readings close to 16°C. The air stays humid, with relative humidity between 71% and 87% and the peak around 19:00. A lighter breeze peaks around 16:00 near 9 km/h.Expect highs of 69°F and cooler readings close to 60°F. The air stays humid, with relative humidity between 71% and 87% and the peak around 19:00. A lighter breeze peaks around 16:00 near 5 mph.

The second half of the day still looks unsettled, with rain probability around 80% by 12:00. Dense cloud near 92% at 23:00 keeps the feel grey. Visibility stays generally good near 15 km on average, though it can drop toward 7.6 km in thicker cloud or showers. Daylight runs from 05:49 to 17:44, lasting 11 hours 55 minutes of sunlight today.The second half of the day still looks unsettled, with rain probability around 80% by 12:00. Dense cloud near 92% at 23:00 keeps the feel grey. Visibility stays generally good near 9.3 mi on average, though it can drop toward 4.7 mi in thicker cloud or showers. Daylight runs from 05:49 to 17:44, lasting 11 hours 55 minutes of sunlight today.

In short, treat October 23, 2026 in Santa Rosa as a damp day: pack covers, watch the wetter hours, and expect a high near 20°C.In short, treat October 23, 2026 in Santa Rosa as a damp day: pack covers, watch the wetter hours, and expect a high near 69°F.