Click on a day for an hourly weather forecast
The temperatures in Corby 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 Corby 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 Corby in September 2025.
If you’re planning to visit Corby in the near future, we highly recommend that you review the 14 day weather forecast for Corby before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 6° / 1° | 7 | 20 | 4 | 52 mm | Awful | Corby in January |
| February | 7° / 2° | 8 | 15 | 6 | 51 mm | Awful | Corby in February |
| March | 10° / 3° | 6 | 24 | 2 | 50 mm | Bad | Corby in March |
| April | 13° / 4° | 4 | 25 | 1 | 44 mm | Ok | Corby in April |
| May | 15° / 7° | 6 | 25 | 0 | 71 mm | Good | Corby in May |
| June | 18° / 10° | 6 | 24 | 0 | 90 mm | Good | Corby in June |
| July | 21° / 12° | 5 | 26 | 0 | 80 mm | Good | Corby in July |
| August | 21° / 13° | 6 | 25 | 0 | 83 mm | Good | Corby in August |
| September | 18° / 11° | 4 | 26 | 0 | 46 mm | Good | Corby in September |
| October | 14° / 8° | 5 | 26 | 0 | 68 mm | Good | Corby in October |
| November | 9° / 5° | 7 | 23 | 0 | 54 mm | Bad | Corby in November |
| December | 7° / 3° | 6 | 22 | 3 | 63 mm | Bad | Corby in December |