Click on a day for an hourly weather forecast
The temperatures in Harelbeke in September are usually low and can range between 12°C and 20°C.
The wather in Harelbeke in September can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Harelbeke in September 2026.
If you’re planning to visit Harelbeke in the near future, we highly recommend that you review the 14 day weather forecast for Harelbeke before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 6° / 2° | 7 | 20 | 4 | 42 mm | Awful | Harelbeke in January |
| February | 7° / 2° | 7 | 18 | 4 | 34 mm | Bad | Harelbeke in February |
| March | 11° / 4° | 5 | 25 | 1 | 32 mm | Ok | Harelbeke in March |
| April | 15° / 6° | 2 | 28 | 0 | 24 mm | Good | Harelbeke in April |
| May | 18° / 9° | 3 | 28 | 0 | 38 mm | Good | Harelbeke in May |
| June | 22° / 12° | 4 | 26 | 0 | 42 mm | Good | Harelbeke in June |
| July | 23° / 14° | 3 | 28 | 0 | 41 mm | Perfect | Harelbeke in July |
| August | 24° / 14° | 3 | 28 | 0 | 41 mm | Perfect | Harelbeke in August |
| September | 20° / 12° | 2 | 28 | 0 | 26 mm | Good | Harelbeke in September |
| October | 16° / 9° | 3 | 28 | 0 | 36 mm | Good | Harelbeke in October |
| November | 10° / 6° | 5 | 24 | 0 | 40 mm | Ok | Harelbeke in November |
| December | 7° / 3° | 6 | 23 | 2 | 47 mm | Bad | Harelbeke in December |