Click on a day for an hourly weather forecast
The temperatures in Ambleside in September are comfortable with low of 12°C and and high up to 24°C.
You can expect about 3 to 8 days of rain in Ambleside 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 Ambleside in September 2025.
If you’re planning to visit Ambleside in the near future, we highly recommend that you review the 14 day weather forecast for Ambleside before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 25° / 14° | 14 | 17 | 0 | 221 mm | Good | Ambleside in January |
| February | 25° / 15° | 12 | 16 | 0 | 198 mm | Good | Ambleside in February |
| March | 25° / 14° | 12 | 19 | 0 | 162 mm | Good | Ambleside in March |
| April | 22° / 12° | 6 | 24 | 0 | 93 mm | Good | Ambleside in April |
| May | 22° / 11° | 3 | 28 | 0 | 41 mm | Good | Ambleside in May |
| June | 20° / 8° | 1 | 29 | 0 | 19 mm | Good | Ambleside in June |
| July | 20° / 8° | 1 | 30 | 0 | 25 mm | Good | Ambleside in July |
| August | 22° / 10° | 2 | 29 | 0 | 38 mm | Good | Ambleside in August |
| September | 24° / 12° | 4 | 26 | 0 | 54 mm | Perfect | Ambleside in September |
| October | 23° / 12° | 8 | 23 | 0 | 116 mm | Good | Ambleside in October |
| November | 24° / 12° | 11 | 19 | 0 | 150 mm | Good | Ambleside in November |
| December | 25° / 14° | 14 | 17 | 0 | 206 mm | Good | Ambleside in December |