The temperatures in Fullerton in March are comfortable with low of 11°C and and high up to 21°C.
You can expect about 3 to 8 days of rain in Fullerton 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 Fullerton in March 2025.
If you’re planning to visit Fullerton in the near future, we highly recommend that you review the 14 day weather forecast for Fullerton before you arrive.
Temperatures
21° / 11°
Rainy Days
3
Snowy Days
0
Dry Days
28
Rainfall
47
mm
Sun Hours
9.0
Hrs
