Click on a day for an hourly weather forecast
The temperatures in Poole in September are usually low and can range between 11°C and 18°C.
You can expect about 3 to 8 days of rain in Poole during the month of September. 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 Poole in September 2025.
If you’re planning to visit Poole in the near future, we highly recommend that you review the 14 day weather forecast for Poole before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 6° / 2° | 5 | 22 | 4 | 31 mm | Awful | Poole in January |
| February | 7° / 2° | 6 | 18 | 4 | 32 mm | Bad | Poole in February |
| March | 10° / 3° | 4 | 25 | 2 | 28 mm | Bad | Poole in March |
| April | 13° / 4° | 3 | 27 | 1 | 24 mm | Ok | Poole in April |
| May | 15° / 7° | 4 | 27 | 0 | 38 mm | Good | Poole in May |
| June | 18° / 10° | 4 | 26 | 0 | 49 mm | Good | Poole in June |
| July | 21° / 12° | 4 | 27 | 0 | 50 mm | Good | Poole in July |
| August | 20° / 13° | 3 | 28 | 0 | 47 mm | Good | Poole in August |
| September | 18° / 11° | 3 | 27 | 0 | 30 mm | Good | Poole in September |
| October | 14° / 8° | 5 | 26 | 0 | 38 mm | Good | Poole in October |
| November | 9° / 5° | 6 | 24 | 0 | 38 mm | Ok | Poole in November |
| December | 7° / 3° | 4 | 24 | 2 | 33 mm | Bad | Poole in December |