The temperatures in Fullerton in June are comfortable with low of 16°C and and high up to 26°C.
As it is almost never rain during June in Fullerton the weather is perfect for hanging out outside and exploring all that Fullerton has to offer.
Our weather forecast can give you a great sense of what weather to expect in Fullerton in June 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
26° / 16°
Rainy Days
0
Snowy Days
0
Dry Days
30
Rainfall
1
mm
Sun Hours
11.1
Hrs