Click on a day for an hourly weather forecast
The temperatures in Sittingbourne in September are usually low and can range between 12°C and 19°C.
The wather in Sittingbourne 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 Sittingbourne in September 2025.
If you’re planning to visit Sittingbourne in the near future, we highly recommend that you review the 14 day weather forecast for Sittingbourne before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 7° / 3° | 6 | 21 | 4 | 42 mm | Bad | Sittingbourne in January |
| February | 7° / 3° | 6 | 17 | 5 | 42 mm | Bad | Sittingbourne in February |
| March | 10° / 4° | 4 | 25 | 1 | 33 mm | Ok | Sittingbourne in March |
| April | 13° / 6° | 3 | 27 | 0 | 28 mm | Ok | Sittingbourne in April |
| May | 16° / 8° | 3 | 28 | 0 | 40 mm | Good | Sittingbourne in May |
| June | 19° / 11° | 4 | 26 | 0 | 57 mm | Good | Sittingbourne in June |
| July | 21° / 14° | 3 | 28 | 0 | 48 mm | Good | Sittingbourne in July |
| August | 21° / 14° | 3 | 28 | 0 | 44 mm | Good | Sittingbourne in August |
| September | 19° / 12° | 2 | 28 | 0 | 28 mm | Good | Sittingbourne in September |
| October | 15° / 10° | 5 | 26 | 0 | 46 mm | Good | Sittingbourne in October |
| November | 11° / 7° | 5 | 25 | 0 | 40 mm | Ok | Sittingbourne in November |
| December | 8° / 4° | 5 | 23 | 3 | 46 mm | Bad | Sittingbourne in December |