Usually the weather in Chino Hills for the month of August is 22 with usual highs being around 31 with lows about 18 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 22 |
| High Temperature | 31 |
| Low Temperature | 18 |
| Sunshine Per Day | 10 |
Useful Links: Chino Hills Weather: Average Weather & Yearly Climate