Click on a day for an hourly weather forecast
The temperatures in Roskilde in August are comfortable with low of 15°C and and high up to 20°C.
You can expect about 3 to 8 days of rain in Roskilde 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 Roskilde in August 2025.
If you’re planning to visit Roskilde in the near future, we highly recommend that you review the 14 day weather forecast for Roskilde before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / 0° | 7 | 12 | 12 | 53 mm | Awful | Roskilde in January |
| February | 3° / 0° | 7 | 11 | 11 | 48 mm | Awful | Roskilde in February |
| March | 6° / 2° | 6 | 20 | 5 | 44 mm | Awful | Roskilde in March |
| April | 11° / 5° | 5 | 24 | 2 | 40 mm | Bad | Roskilde in April |
| May | 15° / 8° | 6 | 25 | 0 | 74 mm | Good | Roskilde in May |
| June | 19° / 12° | 4 | 26 | 0 | 77 mm | Good | Roskilde in June |
| July | 21° / 14° | 5 | 26 | 0 | 91 mm | Good | Roskilde in July |
| August | 20° / 15° | 6 | 25 | 0 | 98 mm | Good | Roskilde in August |
| September | 17° / 13° | 4 | 26 | 0 | 61 mm | Good | Roskilde in September |
| October | 12° / 9° | 6 | 25 | 0 | 67 mm | Ok | Roskilde in October |
| November | 8° / 5° | 7 | 21 | 2 | 58 mm | Awful | Roskilde in November |
| December | 4° / 2° | 8 | 15 | 9 | 58 mm | Awful | Roskilde in December |