Dumfries and Galloway (Dumfries)
May
Weather in Dumfries and Galloway for May 2026
Your guide to Dumfries and Galloway weather in May - trends and predictions
In general, the average temperature in Dumfries and Galloway at the beginning of May is 13.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 14.3 °C by the end of May.
Dumfries and Galloway experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 110 mm.
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Temperatures
Rain 🌧️
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9
Dry days
22
Rainy days
0
Snow days
15°/8°
Temperatures
15 km/h
Avg max wind
87 %
Avg humidity
Dumfries and Galloway Weather May
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Temperatures trend during May in Dumfries and Galloway
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May weather in Dumfries and Galloway day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Patchy rain possible | 15° /6° | 2.1 mm | 4 | |
| 2 May | Patchy rain possible | 15° /6° | 0 mm | 4 | |
| 3 May |  Thundery outbreaks possible | 14° /6° | 0.5 mm | 3 | |
| 4 May | Light rain shower | 11° /4° | 1.9 mm | 3 | |
| 5 May |  Fog | 12° /4° | 0.5 mm | 3 | |
| 6 May | Light rain shower | 15° /5° | 3.9 mm | 4 | |
| 7 May | Patchy rain possible | 14° /7° | 0.1 mm | 4 | |
| 8 May | Patchy rain possible | 15° /5° | 0.2 mm | 4 | |
| 9 May | Mist | 16° /7° | 0.2 mm | 4 | |
| 10 May |  Cloudy | 15° /5° | 0 mm | 5 | |
| 11 May | Patchy rain possible | 17° /8° | 0.4 mm | 4 | |
| 12 May | Light rain shower | 17° /9° | 6.3 mm | 4 | |
| 13 May | Light rain shower | 19° /8° | 0.7 mm | 5 | |
| 14 May |  Moderate rain | 16° /7° | 6.5 mm | 4 | |
| 15 May |  Light drizzle | 16° /6° | 0.6 mm | 4 | |
| 16 May | Light rain shower | 18° /6° | 1.2 mm | 5 | |
| 17 May | Patchy rain possible | 19° /7° | 0.2 mm | 5 | |
| 18 May | Light rain shower | 19° /9° | 2.3 mm | 4 | |
| 19 May | Light rain shower | 17° /6° | 3.8 mm | 4 | |
| 20 May | Patchy rain possible | 17° /6° | 0.7 mm | 4 | |
| 21 May | Patchy rain possible | 18° /5° | 0.7 mm | 4 | |
| 22 May | Light rain | 14° /7° | 14.9 mm | 4 | |
| 23 May | Light drizzle | 13° /5° | 4.5 mm | 3 | |
| 24 May | Patchy rain possible | 13° /9° | 9.5 mm | 4 | |
| 25 May | Patchy rain possible | 15° /6° | 3 mm | 4 | |
| 26 May | Light rain shower | 12° /7° | 5.8 mm | 3 | |
| 27 May | Patchy rain possible | 13° /6° | 1.4 mm | 3 | |
| 28 May | Light rain | 13° /7° | 3.2 mm | 3 | |
| 29 May | Light rain shower | 15° /8° | 10.1 mm | 4 | |
| 30 May | Light rain shower | 16° /7° | 3.8 mm | 4 | |
| 31 May | Patchy rain possible | 16° /8° | 1 mm | 4 | |
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Important Notice
Our weather forecast for Dumfries and Galloway in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Dumfries and Galloway forecast closer to your planned date for the most up-to-date weather information.
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Dumfries and Galloway in May - FAQ
What are the expected maximum and minimum temperatures in Dumfries and Galloway during May?
During May, expect a variety of temperatures with highs around 15° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in Dumfries and Galloway during May?
Significant rainfall exceeding 110 mm is expected in Dumfries and Galloway during May, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Dumfries and Galloway during May?
The average wind speed in Dumfries and Galloway during May is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Dumfries and Galloway
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