Glasgow Climate by Month
Glasgow, Scotland, United Kingdom
Mild summers and cool winters, with rain spread through the year.
The climate in Glasgow is one of mild summers and cool winters, with rain spread through the year. Expect highs of 67°F (20°C) in July and 45°F (7°C) in December, with the coldest nights (December) near 35°F (2°C). About 49 in (1244 mm) of rain falls in a typical year, with no clear rainy season. The air is humid, averaging 80% relative humidity.
- Warmest month
- 67°F(20°C)
- Average high, July
- Coldest nights
- 35°F(2°C)
- Average low, December
- Rain per year
- 49 in(1244 mm)
- No clear rainy season
- Humidity
- 80%
- Sunniest: May
Best and worst months in Glasgow
Best for weatherJune to August are the best time for weather in Glasgow: highs near 66°F (19°C) and about 3.4 in (87 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; December is 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)
Glasgow weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 45°F(7°C) | 36°F(2°C) | 5.5 in(140 mm) | 93% | 0.4 |
| FebFebruary | 46°F(8°C) | 36°F(2°C) | 4.4 in(113 mm) | 81% | 1.1 |
| MarMarch | 49°F(10°C) | 38°F(3°C) | 3.8 in(97 mm) | 73% | 2.0 |
| AprApril | 54°F(12°C) | 40°F(5°C) | 2.6 in(65 mm) | 72% | 3.5 |
| MayMay | 60°F(16°C) | 44°F(7°C) | 2.6 in(67 mm) | 75% | 4.5 |
| JunJuneBest | 64°F(18°C) | 50°F(10°C) | 3.0 in(75 mm) | 76% | 4.5 |
| JulJulyBest | 67°F(20°C) | 53°F(12°C) | 3.3 in(85 mm) | 74% | 4.2 |
| AugAugustBest | 66°F(19°C) | 52°F(11°C) | 3.9 in(100 mm) | 76% | 3.5 |
| SepSeptember | 62°F(17°C) | 49°F(9°C) | 3.8 in(97 mm) | 80% | 2.5 |
| OctOctober | 55°F(13°C) | 44°F(7°C) | 5.4 in(137 mm) | 83% | 1.4 |
| NovNovember | 49°F(10°C) | 39°F(4°C) | 5.2 in(132 mm) | 81% | 0.6 |
| DecDecember | 45°F(7°C) | 35°F(2°C) | 5.4 in(136 mm) | 95% | 0.3 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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