The temperatures in San Bernardino in June are comfortable with low of 12°C and and high up to 31°C.
There is little to no rain in San Bernardino during June, so it’s a lot easier to explore the city. Just remember to dress in warm layers, as it can still get pretty chilly.
Our weather forecast can give you a great sense of what weather to expect in San Bernardino in June 2025.
If you’re planning to visit San Bernardino in the near future, we highly recommend that you review the 14 day weather forecast for San Bernardino before you arrive.
Temperatures
31° / 12°
Rainy Days
0
Snowy Days
0
Dry Days
30
Rainfall
2
mm
Sun Hours
11.9
Hrs
