Normally the weather in Newport Beach in the month of August is 21. With the average high being 27 and low being 18. The table below has some further insights:
| Month | Degrees Celsius |
|---|---|
| Temperature | 21 |
| High Temperature | 27 |
| Low Temperature | 18 |
| Sunshine Per Day | 10 |
Useful Links: Newport Beach Weather: Average Weather & Yearly Climate