Average weather in Montpellier through September is 18 with a typical high being 25 with low daily temperautes being 15. The table below has further info:
| Month | Degrees Celsius |
|---|---|
| Temperature | 18 |
| High Temperature | 25 |
| Low Temperature | 15 |
| Sunshine Per Day | 9 |
Useful Links: Montpellier Weather: Average Weather & Yearly Climate