Santa Rosa

Current Weather

23°74°

Humid and Overcast

Feels Like: 23°73°

Min: 23°73°

Max: 28°82°

The next few hours will be humid and overcast, with today reaching 28°C and dropping to 23°C. The coming days will be drizzle

Hourly Forecast
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22%
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Air Quality
15
Good

Air quality is satisfactory, and air pollution poses little or no risk.

GoodHazardous
Daylight Hours

05:32

Sunrise

17:17

Sunset

11 hours 45 minutes of sunlight today
Moon

07:02

Moonrise

18:03

Moonset

Daily Forecast

Today

23°73°
28°82°

Tuesday

22°72°
30°86°

Wednesday

23°73°
29°85°

Thursday

23°73°
29°84°

Friday

23°74°
30°85°

Saturday

23°74°
29°84°

Sunday

23°73°
29°84°

Monday

23°73°
29°83°

Tuesday

23°73°
28°82°

Wednesday

23°73°
29°84°
UV Index
No protection needed
0Low
LowExtreme
Humidity
99%Very Humid
LowHigh
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Weather in Santa Rosa today, October 12, 2026

Santa Rosa looks damp on October 12, 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 82% around 10:00. Cloud cover is also at its densest near 05:00 at roughly 96%.Santa Rosa looks damp on October 12, 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 82% around 10:00. Cloud cover is also at its densest near 05:00 at roughly 96%.

Temperatures climb from an overnight low near 23°C toward a daytime high of about 28°C. Expect humidity between 81% and 99%, most humid near 05:00. A lighter breeze peaks around 09:00 near 13 km/h.Temperatures climb from an overnight low near 73°F toward a daytime high of about 82°F. Expect humidity between 81% and 99%, most humid near 05:00. A lighter breeze peaks around 09:00 near 8 mph.

Afternoon showers stay in play, peaking near 100% around 13:00. Skies remain cluttered, with cover about 88% by 12:00. Horizontal visibility sits around 15.5 km, briefly nearer 9.5 km. Expect sunrise at 05:32, sunset at 17:17, and 11 hours 45 minutes of sunlight today overall.Afternoon showers stay in play, peaking near 100% around 13:00. Skies remain cluttered, with cover about 88% by 12:00. Horizontal visibility sits around 9.6 mi, briefly nearer 5.9 mi. Expect sunrise at 05:32, sunset at 17:17, and 11 hours 45 minutes of sunlight today overall.

Overall, Santa Rosa on October 12, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 100% and the high sits around 28°C.Overall, Santa Rosa on October 12, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 100% and the high sits around 82°F.

Frequently asked questions about weather in Santa Rosa

How warm does it get in Santa Rosa?

The warmest month in Santa Rosa is May, with average high temperatures of 31°C. The average temperature during this period is around 27°C.The warmest month in Santa Rosa is May, with average high temperatures of 89°F. The average temperature during this period is around 80°F.

How cold does it get in Santa Rosa?

The coldest month in Santa Rosa is January, with average low temperatures of 21°C. The average temperature during this period is around 24°C.The coldest month in Santa Rosa is January, with average low temperatures of 71°F. The average temperature during this period is around 75°F.

What is the wettest time of year in Santa Rosa?

The wettest month in Santa Rosa is October, with an average of 281 mm of precipitation.The wettest month in Santa Rosa is October, with an average of 11 in of precipitation.

What is the driest time of year in Santa Rosa?

The driest month in Santa Rosa is March, with an average of 40 mm of precipitation.The driest month in Santa Rosa is March, with an average of 1.6 in of precipitation.

View full climate insights for Santa Rosa →