Glasgow, United Kingdom Climate & Monthly Averages
The climate of Glasgow
Glasgow has a oceanic climate, marked by mild temperatures year-round with regular rainfall. Average daytime highs range from about 43°F (6°C) in January to around 65°F (18°C) in July, and the city records roughly 193 days of measurable precipitation a year.
Climate quick facts
- Hottest month: July - highs near 65°F (18°C)
- Coldest month: January - highs near 43°F (6°C)
- Record high: 83°F (29°C) · Record low: 16°F (-9°C) (2015–2024)
- Wettest month: December (19 rainy days) · Sunniest: June (9.9 h sun/day)
- Climate type: oceanic - mild temperatures year-round with regular rainfall
- Snow: about 7 days a year
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 65°F (18°C) and overnight lows stay near 52°F (11°C). The coolest month is January, with typical highs of 43°F (6°C) and lows around 35°F (1°C). Based on 2015–2024 weather data, temperatures have reached as high as 83°F (29°C) and dropped as low as 16°F (-9°C).
Rain, sun and snow
December is usually the wettest month. It brings about 5.1 inches (131 mm) of rain over 19 days, while April is the driest. June brings the most sunshine, averaging 9.9 hours of sun a day. Snow falls on about 7 days in a typical year, mostly from December through April.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 43° | 35° | 16 | 4.6 in | 3.3 h/day | 88% |
| February | 45° | 35° | 17 | 4.8 in | 4.7 h/day | 84% |
| March | 48° | 36° | 16 | 4.0 in | 6.1 h/day | 82% |
| April | 52° | 38° | 12 | 2.4 in | 8.6 h/day | 77% |
| May | 59° | 44° | 14 | 3.2 in | 9.6 h/day | 77% |
| June | 63° | 50° | 16 | 3.6 in | 9.9 h/day | 77% |
| July | 65° | 52° | 18 | 4.4 in | 9.5 h/day | 80% |
| August | 64° | 52° | 19 | 5.1 in | 8.8 h/day | 82% |
| September | 61° | 49° | 15 | 3.9 in | 7.2 h/day | 83% |
| October | 54° | 45° | 16 | 5.0 in | 5.0 h/day | 85% |
| November | 48° | 39° | 16 | 4.2 in | 3.7 h/day | 88% |
| December | 45° | 37° | 19 | 5.1 in | 2.3 h/day | 89% |
Glasgow month by month
Glasgow weather in January
January brings highs around 43°F (6°C), lows near 35°F (1°C), about 16 wet days and roughly 2 snowy days - typically the coldest month of the year in Glasgow.
Glasgow weather in February
February brings highs around 45°F (7°C), lows near 35°F (2°C), about 17 wet days and roughly 2 snowy days.
Glasgow weather in March
March brings highs around 48°F (9°C), lows near 36°F (2°C), about 16 wet days and roughly 1 snowy days.
Glasgow weather in April
April brings highs around 52°F (11°C), lows near 38°F (3°C), about 12 wet days - typically the driest month of the year in Glasgow.
Glasgow weather in May
May brings highs around 59°F (15°C), lows near 44°F (7°C), about 14 wet days.
Glasgow weather in June
June brings highs around 63°F (17°C), lows near 50°F (10°C), about 16 wet days - typically the sunniest month of the year in Glasgow.
Glasgow weather in July
July brings highs around 65°F (18°C), lows near 52°F (11°C), about 18 wet days - typically the hottest month of the year in Glasgow.
Glasgow weather in August
August brings highs around 64°F (18°C), lows near 52°F (11°C), about 19 wet days.
Glasgow weather in September
September brings highs around 61°F (16°C), lows near 49°F (9°C), about 15 wet days.
Glasgow weather in October
October brings highs around 54°F (12°C), lows near 45°F (7°C), about 16 wet days.
Glasgow weather in November
November brings highs around 48°F (9°C), lows near 39°F (4°C), about 16 wet days.
Glasgow weather in December
December brings highs around 45°F (7°C), lows near 37°F (3°C), about 19 wet days and roughly 1 snowy days - typically the wettest month of the year in Glasgow.
Seasons in Glasgow
Spring (March through May)
Spring in Glasgow is brisk and cold, with daytime highs averaging 53°F (12°C) and nights around 40°F (4°C); expect showers on roughly 42 days across the season.
Summer (June through August)
Summer in Glasgow stays on the cool side of mild, with daytime highs averaging 64°F (18°C) and nights around 51°F (11°C); expect showers on roughly 53 days across the season.
Fall (September through November)
Fall in Glasgow is mild, with daytime highs averaging 54°F (12°C) and nights around 44°F (7°C); expect showers on roughly 47 days across the season.
Winter (December through February)
Winter in Glasgow is brisk and cold, with daytime highs averaging 44°F (7°C) and nights around 35°F (2°C); expect showers on roughly 52 days across the season, plus around 5 snowy days.
Climate questions, answered
What is the average temperature in Glasgow?
Is Glasgow hot in summer?
Is Glasgow cold in winter?
How many rainy days does Glasgow get in a year?
Best time to visit Glasgow
The best time to visit Glasgow is generally April to September, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 60°F (16°C).
Pack for Glasgow with a warm jacket and layers for the cooler season; a compact umbrella or rain shell - showers are a regular feature. Evenings can feel noticeably cooler than afternoons - July nights average 52°F (11°C).
Glasgow temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.