Weather · October
San Luis Obispo weather in October
Average highs of 77°F, lows of 50°F and 0.90 in of rain, from 30 years of weather records.
October is San Luis Obispo’s 4th warmest month, with average highs of 77°F and lows of 50°F. That is 2° cooler than September, and 5° above the yearly average high.
- Average high
- 77°F
- Average low
- 50°F
- Precipitation
- 0.90 in
- Wet days
- 4
- Sunrise · sunset
- 7:08 AM · 6:28 PM
What to wear in October
- Warm days: shorts and T-shirts, with a light layer for cooler evenings.
What October weather is good for
What’s on in San Luis Obispo in October
Guides for this month: Halloween in San Luis Obispo.
See all upcoming events.
October compared with the months around it
Planning a trip? See the best time to visit San Luis Obispo and today’s forecast.
Questions
How hot does it get in San Luis Obispo in October?
Average highs are 77°F and average lows 50°F, for a daily mean of 64°F. Individual days run hotter or colder than these 30-year averages.
Does it rain in San Luis Obispo in October?
October averages 0.90 in of precipitation over about 4 days with at least 0.01 in. It is the 7th wettest month of the year.
What time is sunset in San Luis Obispo in October?
Around mid-October the sun rises about 7:08 AM and sets about 6:28 PM, for roughly 11.3 hours of daylight.
Is October a good time to visit San Luis Obispo?
The mildest months for visiting are June, August, September. October is mild, with Halloween events.
NOAA U.S. Climate Normals 1991–2020, San Luis Obispo Ap station (2.8 mi from downtown). Sunrise and sunset are calculated for October 15 at the city’s coordinates.