Glasgow Weather in December
December in Glasgow averages 8°C (46°F) during the day and 2°C (36°F) at night. Quite a bit of rainfall is typical this month, with around 137 mm (5.4 in) on average. An umbrella is a good idea.
Rainfall in Glasgow in December
Historically, the month has about 21 days of rain, averaging 137 mm (5.4 in) in total. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Glasgow in December
Daytime temperatures in Glasgow reach 8°C (46°F) in December, dropping to 2°C (36°F) at night. The month of December belongs to the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights fall to 2°C (36°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Glasgow in December
The city usually sees around 37 hours of sunlight, indicating fewer sunny days.December in Glasgow can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Scotland, check out our Glasgow's climate page.
Glasgow Temperature in December
Min Temperature
2°C (36°F)
Max Temperature
8°C (46°F)
Chance of Rain
69%
Precipitation
137 mm (5.4 in)
Rainy days
21 days
Humidity
87%
Sunshine
37 hours
Percentage Sunshine
12%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Glasgow typically stay consistent throughout December, with daily highs averaging around 8°C (46°F). Nights are cold, with lows around 2°C (36°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Glasgow in December
Browse day-by-day weather records for Glasgow spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Glasgow historical weather extremes in December
Based on 49 years of weather observations in Glasgow between 1976 and 2025, these are the recorded extremes.
- The hottest December day on record in Glasgow reached 15°C (59°F) (December 9, 2025).
Best Places in Scotland in December
Find out more about the weather in Scotland and which places have the best travel conditions in this month. See all of Scotland in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Glasgow in December
We recommend to layer up for chilly conditions in Glasgow in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Glasgow in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Scotland, check out our Glasgow's climate page.
Temperature Rainfall Sunshine Humidity
See the full Glasgow climate overview or explore weather in Scotland.
