Weather · March
San Luis Obispo weather in March
Average highs of 67°F, lows of 45°F and 3.2 in of rain, from 30 years of weather records.
March is San Luis Obispo’s 9th warmest month, with average highs of 67°F and lows of 45°F. That is 2° warmer than February, and 5° below the yearly average high.
- Average high
- 67°F
- Average low
- 45°F
- Precipitation
- 3.2 in
- Wet days
- 9
- Sunrise · sunset
- 7:13 AM · 7:09 PM
What to wear in March
- Mild days: dress in layers, with a light jacket or sweater for mornings and evenings.
- Pack an umbrella or rain jacket: rain or snow falls on about 9 days this month.
What March weather is good for
What’s on in San Luis Obispo in March
Guides for this month: St. Patrick’s Day in San Luis Obispo.
See all upcoming events.
March 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 March?
Average highs are 67°F and average lows 45°F, for a daily mean of 56°F. Individual days run hotter or colder than these 30-year averages.
Does it rain in San Luis Obispo in March?
March averages 3.2 in of precipitation over about 9 days with at least 0.01 in. It is the 4th wettest month of the year.
What time is sunset in San Luis Obispo in March?
Around mid-March the sun rises about 7:13 AM and sets about 7:09 PM, for roughly 11.9 hours of daylight.
Is March a good time to visit San Luis Obispo?
The mildest months for visiting are June, August, September. March is mild, with St. Patrick’s Day events.
NOAA U.S. Climate Normals 1991–2020, San Luis Obispo Ap station (2.8 mi from downtown). Sunrise and sunset are calculated for March 15 at the city’s coordinates.