Click on a day for an hourly weather forecast
The temperatures in Cowes in August are quite cold with temperatures between 9°C and 14°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Cowes during the month of August. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Cowes in August 2025.
If you’re planning to visit Cowes in the near future, we highly recommend that you review the 14 day weather forecast for Cowes before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 24° / 16° | 4 | 27 | 0 | 83 mm | Perfect | Cowes in January |
| February | 24° / 16° | 3 | 25 | 0 | 83 mm | Perfect | Cowes in February |
| March | 22° / 16° | 4 | 27 | 0 | 78 mm | Good | Cowes in March |
| April | 19° / 13° | 4 | 26 | 0 | 81 mm | Good | Cowes in April |
| May | 16° / 11° | 6 | 25 | 0 | 113 mm | Good | Cowes in May |
| June | 14° / 10° | 5 | 26 | 0 | 97 mm | Good | Cowes in June |
| July | 13° / 9° | 5 | 26 | 0 | 94 mm | Ok | Cowes in July |
| August | 14° / 9° | 6 | 25 | 0 | 122 mm | Good | Cowes in August |
| September | 16° / 10° | 7 | 23 | 0 | 114 mm | Ok | Cowes in September |
| October | 18° / 11° | 5 | 26 | 0 | 110 mm | Good | Cowes in October |
| November | 20° / 13° | 5 | 25 | 0 | 101 mm | Good | Cowes in November |
| December | 22° / 14° | 4 | 27 | 0 | 91 mm | Good | Cowes in December |