Santa Rosa 7-day weather forecast

Written by:
December 15, 2025
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Santa Rosa 7-day weather forecast

Stacker created the forecast for Santa Rosa, California using data from OpenWeather. This week's high is 103 °F on Friday, while the low is 50 °F on Wednesday. There are expected to be 2 sunny days and rain on 3 days this week.

There are currently no weather alerts.

Monday, December 15

- High of 81 °F, low of 63 °F (45% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- High risk of harm from sun exposure (5 UV index)
- Fresh breeze (20 mph wind)
- Sunrise at 5:26 AM, sunset at 7:52 PM
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1 / 6
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Tuesday, December 16

- High of 74 °F, low of 54 °F (23% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (12 UV index)
- Fresh breeze (20 mph wind)
- Sunrise at 5:26 AM, sunset at 7:53 PM
2 / 6
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Wednesday, December 17

- High of 91 °F, low of 50 °F (18% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (13 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 5:26 AM, sunset at 7:54 PM
3 / 6
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Thursday, December 18

- High of 99 °F, low of 65 °F (20% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (13 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 5:27 AM, sunset at 7:54 PM
4 / 6
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Friday, December 19

- High of 103 °F, low of 68 °F (16% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 5:27 AM, sunset at 7:55 PM
- New moon
5 / 6
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Saturday, December 20

- High of 82 °F, low of 73 °F (68% humidity)
- Overcast with a 100% chance of rain (8 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 5:27 AM, sunset at 7:55 PM
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6 / 6
Deborah Kolb // Shutterstock

Sunday, December 21

- High of 88 °F, low of 67 °F (46% humidity)
- Overcast with a 100% chance of rain (5 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 5:28 AM, sunset at 7:56 PM

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