San Luis Obispo 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

San Luis Obispo 7-day weather forecast

created the forecast for San Luis Obispo, California using data from . This week's high is 78 掳F on Tuesday, while the low is 47 掳F on Monday. There are expected to be 4 sunny days and precipitation on 0 days this week.

There are currently no weather alerts.

Monday, May 18

- High of 68 掳F, low of 47 掳F (37% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:56 AM, sunset at 8:02 PM
You may also like: Closest national parks to San Luis Obispo
1 / 6
Pablesku // Shutterstock

Tuesday, May 19

- High of 78 掳F, low of 56 掳F (26% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (7 mph wind)
- Sunrise at 5:55 AM, sunset at 8:02 PM
2 / 6
Cari Rubin Photography // Shutterstock

Wednesday, May 20

- High of 74 掳F, low of 51 掳F (33% humidity)
- Overcast with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:55 AM, sunset at 8:03 PM
3 / 6
afoto6267 // Shutterstock

Thursday, May 21

- High of 70 掳F, low of 49 掳F (47% humidity)
- Mostly sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (7 mph wind)
- Sunrise at 5:54 AM, sunset at 8:04 PM
4 / 6
liseykina // Shutterstock

Friday, May 22

- High of 69 掳F, low of 49 掳F (49% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:53 AM, sunset at 8:05 PM
5 / 6
John Cartwright // Shutterstock

Saturday, May 23

- High of 68 掳F, low of 50 掳F (53% humidity)
- Mostly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:53 AM, sunset at 8:05 PM
- First quarter moon
You may also like: San Luis Obispo's 2025 housing market year in review
6 / 6
Ryzhkov Oleksandr // Shutterstock

Sunday, May 24

- High of 70 掳F, low of 50 掳F (48% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 5:52 AM, sunset at 8:06 PM

Trending Now