Santa Rosa

Current Weather

20°68°

Overcast

Feels Like: 19°66°

Min: 19°67°

Max: 23°74°

The next few hours will be overcast, with tomorrow reaching 27°C and dropping to 20°C. The coming days will be light rain throughout the day and possible thunderstorms in the afternoon.

Hourly Forecast
20°68°20°68°20°67°19°67°19°67°19°67°19°67°19°67°21°69°22°71°23°74°24°76°26°78°27°80°26°79°25°77°24°75°23°73°22°71°20°69°20°69°20°69°20°68°20°68°
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100%
92%
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92%
52%
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52%
26%
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Air Quality
8
Good

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

GoodHazardous
Daylight Hours

05:36

Sunrise

17:21

Sunset

11 hours 44 minutes of sunlight today
Moon

06:16

Moonrise

Daily Forecast

Sunday

19°67°
23°74°

Today

19°67°
27°80°

Tuesday

20°68°
27°81°

Wednesday

20°68°
27°80°

Thursday

19°67°
26°78°

Friday

19°66°
24°75°

Saturday

20°67°
23°73°

Sunday

19°66°
25°78°

Monday

19°66°
26°78°

Tuesday

19°67°
25°77°
UV Index
No protection needed
0Low
LowExtreme
Humidity
100%Very Humid
LowHigh
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Weather in Santa Rosa tomorrow, October 12, 2026

Santa Rosa starts October 12, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. The morning carries the wetter risk, with rain chances near 100% and the highest odds around 10:00. Cloud is also thick early on, peaking near 100% around 00:00.Santa Rosa starts October 12, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. The morning carries the wetter risk, with rain chances near 100% and the highest odds around 10:00. Cloud is also thick early on, peaking near 100% around 00:00.

The temperature range runs from about 19°C up to 27°C. Expect humidity between 68% and 100%, most humid near 00:00. A lighter breeze peaks around 09:00 near 13 km/h.The temperature range runs from about 67°F up to 80°F. Expect humidity between 68% and 100%, most humid near 00:00. A lighter breeze peaks around 09:00 near 8 mph.

Afternoon showers stay in play, peaking near 100% around 12:00. Skies remain cluttered, with cover about 93% by 20:00. Visibility stays generally good near 13.6 km on average, though it can drop toward 0.7 km in thicker cloud or showers. Daylight runs from 05:36 to 17:20, lasting 11 hours 43 minutes of sunlight today.Afternoon showers stay in play, peaking near 100% around 12:00. Skies remain cluttered, with cover about 93% by 20:00. Visibility stays generally good near 8.5 mi on average, though it can drop toward 0.5 mi in thicker cloud or showers. Daylight runs from 05:36 to 17:20, lasting 11 hours 43 minutes of sunlight today.

The practical takeaway for Santa Rosa on October 12, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 27°C.The practical takeaway for Santa Rosa on October 12, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 80°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 29°C. The average temperature during this period is around 24°C.The warmest month in Santa Rosa is May, with average high temperatures of 85°F. The average temperature during this period is around 76°F.

How cold does it get in Santa Rosa?

The coldest month in Santa Rosa is February, with average low temperatures of 18°C. The average temperature during this period is around 21°C.The coldest month in Santa Rosa is February, with average low temperatures of 64°F. The average temperature during this period is around 70°F.

What is the wettest time of year in Santa Rosa?

The wettest month in Santa Rosa is June, with an average of 269 mm of precipitation.The wettest month in Santa Rosa is June, with an average of 10.6 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 →