Normally, you can expect the weather in Trenton during the duration of September is 18, with highs being around 26 and low average expected to be 12 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 18 |
| High Temperature | 26 |
| Low Temperature | 12 |
| Sunshine Per Day | 10 |
Useful Links: Trenton Weather: Average Weather & Yearly Climate