Dumfries Climate by Month
Dumfries, Scotland, United Kingdom
Mild summers and cool winters, with rain spread through the year.
Mild summers and cool winters, with rain spread through the year: that's Dumfries's climate in short. Afternoon highs range from 45°F (7°C) in January to 67°F (20°C) in July, and December nights average 36°F (2°C). It gets 43 in (1085 mm) of rain a year, spread across the months. The air is humid, averaging 81% relative humidity.
- Warmest month
- 67°F(20°C)
- Average high, July
- Coldest nights
- 36°F(2°C)
- Average low, December
- Rain per year
- 43 in(1085 mm)
- No clear rainy season
- Humidity
- 81%
- Sunniest: May
Best and worst months in Dumfries
Best for weatherJune to August are the best time for weather in Dumfries: highs near 66°F (19°C) and about 3.3 in (83 mm) of rain a month.
Least pleasantDecember is the least pleasant month: it's the coldest, with highs of only 45°F (7°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in July.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Dumfries weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 45°F(7°C) | 36°F(2°C) | 4.4 in(113 mm) | 81% | 0.5 |
| FebFebruary | 46°F(8°C) | 36°F(2°C) | 3.9 in(100 mm) | 80% | 1.1 |
| MarMarch | 49°F(10°C) | 38°F(3°C) | 3.0 in(77 mm) | 83% | 2.2 |
| AprApril | 54°F(12°C) | 40°F(5°C) | 2.2 in(55 mm) | 72% | 3.5 |
| MayMay | 60°F(16°C) | 45°F(7°C) | 2.5 in(64 mm) | 75% | 4.6 |
| JunJuneBest | 64°F(18°C) | 50°F(10°C) | 2.7 in(68 mm) | 75% | 4.6 |
| JulJulyBest | 67°F(20°C) | 53°F(12°C) | 3.4 in(87 mm) | 78% | 4.4 |
| AugAugustBest | 66°F(19°C) | 53°F(12°C) | 3.7 in(94 mm) | 81% | 3.5 |
| SepSeptember | 62°F(17°C) | 49°F(10°C) | 3.0 in(76 mm) | 79% | 2.6 |
| OctOctober | 56°F(13°C) | 44°F(7°C) | 4.6 in(118 mm) | 82% | 1.4 |
| NovNovember | 50°F(10°C) | 40°F(4°C) | 4.4 in(113 mm) | 89% | 0.7 |
| DecDecember | 45°F(7°C) | 36°F(2°C) | 4.7 in(120 mm) | 94% | 0.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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