Click on a day for an hourly weather forecast
The temperatures in Pevensey Bay in September are usually low and can range between 13°C and 18°C.
You can expect about 3 to 8 days of rain in Pevensey Bay 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 Pevensey Bay in September 2025.
If you’re planning to visit Pevensey Bay in the near future, we highly recommend that you review the 14 day weather forecast for Pevensey Bay before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 8° / 4° | 8 | 20 | 3 | 89 mm | Awful | Pevensey Bay in January |
| February | 8° / 5° | 7 | 18 | 3 | 69 mm | Awful | Pevensey Bay in February |
| March | 10° / 5° | 5 | 25 | 1 | 49 mm | Ok | Pevensey Bay in March |
| April | 12° / 7° | 3 | 27 | 1 | 41 mm | Ok | Pevensey Bay in April |
| May | 14° / 9° | 4 | 27 | 0 | 53 mm | Good | Pevensey Bay in May |
| June | 17° / 12° | 4 | 26 | 0 | 61 mm | Good | Pevensey Bay in June |
| July | 19° / 14° | 3 | 28 | 0 | 55 mm | Good | Pevensey Bay in July |
| August | 20° / 15° | 5 | 26 | 0 | 72 mm | Good | Pevensey Bay in August |
| September | 18° / 13° | 3 | 27 | 0 | 57 mm | Good | Pevensey Bay in September |
| October | 15° / 11° | 6 | 25 | 0 | 102 mm | Good | Pevensey Bay in October |
| November | 11° / 8° | 8 | 22 | 0 | 110 mm | Bad | Pevensey Bay in November |
| December | 9° / 6° | 7 | 22 | 2 | 105 mm | Awful | Pevensey Bay in December |