Click on a day for an hourly weather forecast
The temperatures in Hershey in September are comfortable with low of 13°C and and high up to 24°C.
You can expect about 3 to 8 days of rain in Hershey 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 Hershey in September 2025.
If you’re planning to visit Hershey in the near future, we highly recommend that you review the 14 day weather forecast for Hershey before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 1° / -6° | 6 | 15 | 11 | 56 mm | Awful | Hershey in January |
| February | 3° / -5° | 6 | 13 | 9 | 71 mm | Awful | Hershey in February |
| March | 9° / 0° | 7 | 19 | 6 | 74 mm | Awful | Hershey in March |
| April | 15° / 5° | 6 | 23 | 1 | 73 mm | Good | Hershey in April |
| May | 21° / 10° | 8 | 23 | 0 | 98 mm | Ok | Hershey in May |
| June | 25° / 15° | 6 | 24 | 0 | 103 mm | Perfect | Hershey in June |
| July | 28° / 17° | 6 | 25 | 0 | 121 mm | Perfect | Hershey in July |
| August | 27° / 16° | 6 | 25 | 0 | 123 mm | Perfect | Hershey in August |
| September | 24° / 13° | 4 | 26 | 0 | 84 mm | Perfect | Hershey in September |
| October | 17° / 8° | 5 | 26 | 0 | 85 mm | Good | Hershey in October |
| November | 10° / 2° | 5 | 24 | 2 | 56 mm | Bad | Hershey in November |
| December | 5° / -2° | 6 | 19 | 6 | 69 mm | Awful | Hershey in December |