The temperatures in San Luis Obispo in March are quite cold with temperatures between 8°C and 19°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in San Luis Obispo during the month of March. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in San Luis Obispo in March 2025.
If you’re planning to visit San Luis Obispo in the near future, we highly recommend that you review the 14 day weather forecast for San Luis Obispo before you arrive.
Temperatures
19° / 8°
Rainy Days
3
Snowy Days
0
Dry Days
28
Rainfall
80
mm
Sun Hours
8.6
Hrs
