Click on a day for an hourly weather forecast
The temperatures in Kentucky in September are comfortable with low of 16°C and and high up to 27°C.
You can expect about 3 to 8 days of rain in Kentucky 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 Kentucky in September 2025.
If you’re planning to visit Kentucky in the near future, we highly recommend that you review the 14 day weather forecast for Kentucky before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -3° | 6 | 16 | 9 | 55 mm | Awful | Kentucky in January |
| February | 6° / -2° | 6 | 14 | 9 | 72 mm | Awful | Kentucky in February |
| March | 13° / 4° | 7 | 20 | 4 | 72 mm | Awful | Kentucky in March |
| April | 18° / 8° | 6 | 23 | 1 | 93 mm | Good | Kentucky in April |
| May | 24° / 14° | 7 | 24 | 0 | 96 mm | Good | Kentucky in May |
| June | 29° / 18° | 5 | 25 | 0 | 86 mm | Good | Kentucky in June |
| July | 31° / 20° | 6 | 25 | 0 | 93 mm | Good | Kentucky in July |
| August | 30° / 19° | 4 | 27 | 0 | 74 mm | Good | Kentucky in August |
| September | 27° / 16° | 4 | 26 | 0 | 58 mm | Perfect | Kentucky in September |
| October | 20° / 10° | 4 | 27 | 0 | 66 mm | Good | Kentucky in October |
| November | 12° / 4° | 4 | 24 | 2 | 56 mm | Bad | Kentucky in November |
| December | 7° / 1° | 6 | 18 | 6 | 62 mm | Bad | Kentucky in December |