Click on a day for an hourly weather forecast
The temperatures in Vestmanna in August are usually low and can range between 11°C and 12°C.
You can expect about 3 to 8 days of rain in Vestmanna 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 Vestmanna in August 2025.
If you’re planning to visit Vestmanna in the near future, we highly recommend that you review the 14 day weather forecast for Vestmanna before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 6° / 4° | 15 | 10 | 6 | 186 mm | Awful | Vestmanna in January |
| February | 6° / 4° | 14 | 8 | 8 | 163 mm | Awful | Vestmanna in February |
| March | 6° / 5° | 14 | 11 | 5 | 145 mm | Awful | Vestmanna in March |
| April | 7° / 5° | 10 | 16 | 4 | 106 mm | Awful | Vestmanna in April |
| May | 8° / 6° | 11 | 17 | 2 | 100 mm | Awful | Vestmanna in May |
| June | 10° / 8° | 7 | 23 | 0 | 69 mm | Bad | Vestmanna in June |
| July | 12° / 10° | 6 | 25 | 0 | 74 mm | Ok | Vestmanna in July |
| August | 12° / 11° | 6 | 25 | 0 | 75 mm | Ok | Vestmanna in August |
| September | 11° / 10° | 9 | 21 | 0 | 114 mm | Bad | Vestmanna in September |
| October | 9° / 8° | 13 | 18 | 0 | 190 mm | Bad | Vestmanna in October |
| November | 8° / 6° | 14 | 13 | 3 | 177 mm | Awful | Vestmanna in November |
| December | 7° / 5° | 16 | 11 | 4 | 209 mm | Awful | Vestmanna in December |