Average daily weather in Dumfries through the month of September is 11 with a general average high of 15 with low average temperatures being 10. The table below has further info:
| Month | Degrees Celsius |
|---|---|
| Temperature | 11 |
| High Temperature | 15 |
| Low Temperature | 10 |
| Sunshine Per Day | 5 |
Useful Links: Dumfries Weather: Average Weather & Yearly Climate