Click on a day for an hourly weather forecast
The temperatures in Martinsburg in September are comfortable with low of 15°C and and high up to 26°C.
You can expect about 3 to 8 days of rain in Martinsburg 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 Martinsburg in September 2025.
If you’re planning to visit Martinsburg in the near future, we highly recommend that you review the 14 day weather forecast for Martinsburg before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -4° | 7 | 20 | 4 | 68 mm | Awful | Martinsburg in January |
| February | 6° / -3° | 8 | 16 | 4 | 74 mm | Awful | Martinsburg in February |
| March | 11° / 1° | 7 | 21 | 2 | 77 mm | Awful | Martinsburg in March |
| April | 17° / 6° | 8 | 22 | 0 | 97 mm | Ok | Martinsburg in April |
| May | 23° / 12° | 10 | 21 | 0 | 112 mm | Good | Martinsburg in May |
| June | 28° / 16° | 9 | 21 | 0 | 102 mm | Good | Martinsburg in June |
| July | 31° / 19° | 9 | 22 | 0 | 93 mm | Ok | Martinsburg in July |
| August | 30° / 19° | 10 | 21 | 0 | 84 mm | Ok | Martinsburg in August |
| September | 26° / 15° | 7 | 23 | 0 | 115 mm | Good | Martinsburg in September |
| October | 19° / 9° | 6 | 25 | 0 | 104 mm | Good | Martinsburg in October |
| November | 12° / 2° | 5 | 25 | 0 | 70 mm | Ok | Martinsburg in November |
| December | 7° / -1° | 7 | 21 | 3 | 93 mm | Awful | Martinsburg in December |