Click on a day for an hourly weather forecast
The weather in Crestline in August is hot. The average temperatures are between 22°C and 34°C.
You can expect a few rainy days in Crestline during August, but usually the weather is comfortable in August.
Our weather forecast can give you a great sense of what weather to expect in Crestline in August 2025.
If you’re planning to visit Crestline in the near future, we highly recommend that you review the 14 day weather forecast for Crestline before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 15° / 4° | 4 | 27 | 0 | 70 mm | Good | Crestline in January |
| February | 15° / 4° | 4 | 24 | 0 | 74 mm | Good | Crestline in February |
| March | 18° / 6° | 4 | 27 | 0 | 56 mm | Good | Crestline in March |
| April | 22° / 10° | 2 | 28 | 0 | 29 mm | Good | Crestline in April |
| May | 26° / 13° | 2 | 29 | 0 | 13 mm | Perfect | Crestline in May |
| June | 31° / 17° | 0 | 30 | 0 | 2 mm | Good | Crestline in June |
| July | 34° / 21° | 1 | 30 | 0 | 4 mm | Ok | Crestline in July |
| August | 34° / 22° | 1 | 30 | 0 | 3 mm | Ok | Crestline in August |
| September | 32° / 19° | 1 | 29 | 0 | 6 mm | Good | Crestline in September |
| October | 25° / 13° | 2 | 29 | 0 | 19 mm | Perfect | Crestline in October |
| November | 19° / 8° | 2 | 28 | 0 | 35 mm | Good | Crestline in November |
| December | 14° / 4° | 4 | 26 | 0 | 98 mm | Good | Crestline in December |