San Bernardino Weather in June

June in San Bernardino averages 32°C (90°F) during the day and 15°C (59°F) at night. With just 0.2 mm (0.01 in) of rainfall on average, it doesn't get much drier than this.

Rainfall in San Bernardino in June

Dry conditions dominate this month. A great time for outdoor fun and exploration. Looking at the last 30 years, the data shows about 0 days with rain, averaging 0.2 mm (0.01 in) for the month.

Temperature in San Bernardino in June

June is a good time to be in San Bernardino. Days are excellent, reaching 32°C (90°F), with nights around 15°C (59°F). Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights cool down to 15°C (59°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in San Bernardino in June

The city usually sees around 301 hours of sunlight, indicating many sunny days , a great month for sightseeing.

For San Bernardino itself, January, February, March, April, May, October and November generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.