Climate in Rialto
Rialto experiences a Mediterranean climate with hot, dry summers and mild, wet winters. Temperatures can be quite warm in the summer, but cooler in the cooler months. Spring and autumn offer the best times to visit for pleasant weather.
Monthly Averages
| Month | High | Avg | Low | Rain | Days | Sun (h) | Comfort |
|---|
Nearby Cities
- Colton 6.4 km away
- Fontana 6.2 km away
- San Bernardino 7.4 km away
- Bloomington 4.6 km away
- Loma Linda 12 km away