Glasgow Weather by Month
Twelve months of Glasgow, United Kingdom weather — averages from 2006–2025.
Glasgow's warmest month is July (average high 18.1°C (64.6°F)) and the coolest is January (5.9°C (42.6°F)). The most rain falls in December (about 129 mm), and April is the driest (about 63 mm). May is the sunniest, with about 10 hours of sunshine a day.
Best months to visit Glasgow
Ranked within Glasgow's own year by temperature comfort, rainy days and sunshine — historical averages, not a forecast.
Glasgow month by month
January
PoorHigh 5.9°C (42.6°F)
Low 1.3°C (34.3°F)
- Rainfall
- 114 mm (4.5 in)
- Rainy days
- 16 rainy days
- Sunshine
- 3.3 h sunshine / day
February
FairHigh 6.8°C (44.2°F)
Low 1.7°C (35.1°F)
- Rainfall
- 101 mm (4 in)
- Rainy days
- 15 rainy days
- Sunshine
- 4.6 h sunshine / day
March
FairHigh 8.5°C (47.3°F)
Low 2.2°C (36°F)
- Rainfall
- 92 mm (3.6 in)
- Rainy days
- 15 rainy days
- Sunshine
- 6.4 h sunshine / day
April
FairHigh 11.3°C (52.3°F)
Low 3.7°C (38.7°F)
- Rainfall
- 63 mm (2.5 in)
- Rainy days
- 12 rainy days
- Sunshine
- 9 h sunshine / day
May
GoodHigh 14.4°C (57.9°F)
Low 6.7°C (44.1°F)
- Rainfall
- 86 mm (3.4 in)
- Rainy days
- 15 rainy days
- Sunshine
- 10 h sunshine / day
June
GoodHigh 16.7°C (62.1°F)
Low 9.8°C (49.6°F)
- Rainfall
- 87 mm (3.4 in)
- Rainy days
- 15 rainy days
- Sunshine
- 10 h sunshine / day
July
GoodHigh 18.1°C (64.6°F)
Low 11.5°C (52.7°F)
- Rainfall
- 109 mm (4.3 in)
- Rainy days
- 17 rainy days
- Sunshine
- 9.7 h sunshine / day
August
FairHigh 17.3°C (63.1°F)
Low 11.1°C (52°F)
- Rainfall
- 122 mm (4.8 in)
- Rainy days
- 18 rainy days
- Sunshine
- 8.8 h sunshine / day
September
GoodHigh 15.6°C (60.1°F)
Low 9.5°C (49.1°F)
- Rainfall
- 92 mm (3.6 in)
- Rainy days
- 14 rainy days
- Sunshine
- 7 h sunshine / day
October
FairHigh 12.3°C (54.1°F)
Low 7°C (44.6°F)
- Rainfall
- 124 mm (4.9 in)
- Rainy days
- 17 rainy days
- Sunshine
- 5 h sunshine / day
November
PoorHigh 8.5°C (47.3°F)
Low 3.8°C (38.8°F)
- Rainfall
- 112 mm (4.4 in)
- Rainy days
- 16 rainy days
- Sunshine
- 3.9 h sunshine / day
December
PoorHigh 6.4°C (43.5°F)
Low 1.8°C (35.2°F)
- Rainfall
- 129 mm (5.1 in)
- Rainy days
- 18 rainy days
- Sunshine
- 2.6 h sunshine / day
More United Kingdom cities by month
Based on 20 years of historical weather data (2006–2025) from Open-Meteo. Monthly averages, not a forecast.