More often than not you can expect weather in Dumfries during the month of May is 9 with highs being 15 and low average expected to be 7. See our table below for a full breakdown:
| Month | Degrees Celsius |
|---|---|
| Temperature | 9 |
| High Temperature | 15 |
| Low Temperature | 7 |
| Sunshine Per Day | 7 |
Useful Links: Dumfries Weather: Average Weather & Yearly Climate