Click on a day for an hourly weather forecast
The temperatures in Blacksburg in September are comfortable with low of 14°C and and high up to 24°C.
You can expect about 3 to 8 days of rain in Blacksburg 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 Blacksburg in September 2025.
If you’re planning to visit Blacksburg in the near future, we highly recommend that you review the 14 day weather forecast for Blacksburg before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / -4° | 7 | 21 | 3 | 85 mm | Awful | Blacksburg in January |
| February | 7° / -3° | 8 | 17 | 3 | 95 mm | Awful | Blacksburg in February |
| March | 11° / 1° | 9 | 20 | 2 | 93 mm | Awful | Blacksburg in March |
| April | 17° / 6° | 7 | 22 | 0 | 91 mm | Ok | Blacksburg in April |
| May | 22° / 11° | 10 | 21 | 0 | 116 mm | Ok | Blacksburg in May |
| June | 27° / 15° | 9 | 21 | 0 | 79 mm | Good | Blacksburg in June |
| July | 29° / 17° | 11 | 20 | 0 | 76 mm | Ok | Blacksburg in July |
| August | 28° / 17° | 9 | 22 | 0 | 75 mm | Good | Blacksburg in August |
| September | 24° / 14° | 7 | 23 | 0 | 91 mm | Good | Blacksburg in September |
| October | 18° / 8° | 6 | 25 | 0 | 89 mm | Good | Blacksburg in October |
| November | 12° / 1° | 5 | 24 | 1 | 80 mm | Ok | Blacksburg in November |
| December | 7° / -1° | 7 | 21 | 3 | 104 mm | Awful | Blacksburg in December |