Click on a day for an hourly weather forecast
The temperatures in Dillenburg in August are comfortable with low of 12°C and and high up to 23°C.
You can expect about 3 to 8 days of rain in Dillenburg 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 Dillenburg in August 2026.
If you’re planning to visit Dillenburg in the near future, we highly recommend that you review the 14 day weather forecast for Dillenburg before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 2° / -2° | 9 | 5 | 19 | 115 mm | Awful | Dillenburg in January |
| February | 4° / -2° | 7 | 7 | 16 | 88 mm | Awful | Dillenburg in February |
| March | 9° / 0° | 8 | 13 | 10 | 79 mm | Awful | Dillenburg in March |
| April | 14° / 3° | 6 | 20 | 4 | 66 mm | Ok | Dillenburg in April |
| May | 17° / 6° | 7 | 23 | 1 | 109 mm | Ok | Dillenburg in May |
| June | 21° / 10° | 7 | 23 | 0 | 98 mm | Ok | Dillenburg in June |
| July | 23° / 12° | 6 | 25 | 0 | 111 mm | Perfect | Dillenburg in July |
| August | 23° / 12° | 5 | 26 | 0 | 100 mm | Perfect | Dillenburg in August |
| September | 19° / 9° | 5 | 25 | 0 | 69 mm | Good | Dillenburg in September |
| October | 13° / 5° | 7 | 23 | 1 | 78 mm | Bad | Dillenburg in October |
| November | 8° / 2° | 8 | 15 | 6 | 88 mm | Awful | Dillenburg in November |
| December | 4° / -1° | 10 | 7 | 16 | 127 mm | Awful | Dillenburg in December |