San Luis Obispo 7-day weather forecast

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December 15, 2025
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San Luis Obispo 7-day weather forecast

Stacker created the forecast for San Luis Obispo, California using data from OpenWeather. This week's high is 75 °F on Monday, while the low is 52 °F on Sunday. There are expected to be 5 sunny days and precipitation on 0 days this week.

There are currently no weather alerts.

Sunday, December 14

- High of 72 °F, low of 52 °F (84% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (7 mph wind)
- Sunrise at 7:03 AM, sunset at 4:51 PM
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1 / 6
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Monday, December 15

- High of 75 °F, low of 54 °F (29% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:04 AM, sunset at 4:51 PM
2 / 6
Piyawat Nandeenopparit // Shutterstock

Tuesday, December 16

- High of 74 °F, low of 57 °F (35% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:04 AM, sunset at 4:52 PM
3 / 6
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Wednesday, December 17

- High of 73 °F, low of 58 °F (57% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 7:05 AM, sunset at 4:52 PM
4 / 6
Cari Rubin Photography // Shutterstock

Thursday, December 18

- High of 72 °F, low of 56 °F (52% humidity)
- Mostly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 7:06 AM, sunset at 4:52 PM
5 / 6
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Friday, December 19

- High of 69 °F, low of 55 °F (55% humidity)
- Mostly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 7:06 AM, sunset at 4:53 PM
- New moon
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6 / 6
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Saturday, December 20

- High of 69 °F, low of 55 °F (59% humidity)
- Fair with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:07 AM, sunset at 4:53 PM

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