Click on a day for an hourly weather forecast
The temperatures in Dunstable in September are usually low and can range between 11°C and 19°C.
The wather in Dunstable 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 Dunstable in September 2025.
If you’re planning to visit Dunstable in the near future, we highly recommend that you review the 14 day weather forecast for Dunstable before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 6° / 2° | 7 | 21 | 3 | 48 mm | Awful | Dunstable in January |
| February | 8° / 2° | 7 | 16 | 5 | 45 mm | Bad | Dunstable in February |
| March | 10° / 3° | 4 | 25 | 1 | 37 mm | Ok | Dunstable in March |
| April | 14° / 5° | 3 | 27 | 1 | 34 mm | Good | Dunstable in April |
| May | 16° / 8° | 4 | 27 | 0 | 50 mm | Good | Dunstable in May |
| June | 19° / 11° | 4 | 26 | 0 | 67 mm | Good | Dunstable in June |
| July | 22° / 13° | 4 | 27 | 0 | 59 mm | Good | Dunstable in July |
| August | 21° / 13° | 4 | 27 | 0 | 59 mm | Good | Dunstable in August |
| September | 19° / 11° | 2 | 28 | 0 | 36 mm | Good | Dunstable in September |
| October | 15° / 9° | 5 | 26 | 0 | 52 mm | Good | Dunstable in October |
| November | 10° / 6° | 6 | 24 | 0 | 50 mm | Ok | Dunstable in November |
| December | 7° / 3° | 6 | 23 | 2 | 53 mm | Bad | Dunstable in December |