Click on a day for an hourly weather forecast
The temperatures in Cooktown in August are comfortable with low of 19°C and and high up to 26°C.
As it is almost never rain during August in Cooktown the weather is perfect for hanging out outside and exploring all that Cooktown has to offer.
Our weather forecast can give you a great sense of what weather to expect in Cooktown in August 2025.
If you’re planning to visit Cooktown in the near future, we highly recommend that you review the 14 day weather forecast for Cooktown before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 31° / 25° | 12 | 19 | 0 | 318 mm | Ok | Cooktown in January |
| February | 31° / 25° | 11 | 17 | 0 | 278 mm | Ok | Cooktown in February |
| March | 30° / 24° | 9 | 22 | 0 | 247 mm | Ok | Cooktown in March |
| April | 29° / 23° | 3 | 27 | 0 | 113 mm | Good | Cooktown in April |
| May | 27° / 22° | 1 | 30 | 0 | 37 mm | Perfect | Cooktown in May |
| June | 26° / 20° | 0 | 30 | 0 | 32 mm | Perfect | Cooktown in June |
| July | 26° / 20° | 0 | 31 | 0 | 23 mm | Perfect | Cooktown in July |
| August | 26° / 19° | 0 | 31 | 0 | 15 mm | Perfect | Cooktown in August |
| September | 28° / 21° | 0 | 30 | 0 | 13 mm | Perfect | Cooktown in September |
| October | 29° / 22° | 1 | 30 | 0 | 28 mm | Good | Cooktown in October |
| November | 30° / 23° | 1 | 29 | 0 | 38 mm | Good | Cooktown in November |
| December | 32° / 24° | 5 | 26 | 0 | 136 mm | Good | Cooktown in December |