Last updated: June 24, 2025
In January, the average temperature in Glasgow, United States hovers around 4°C (39°F), with a minimum plunging to -19°C (-2°F) and a maximum reaching 21°C (70°F). This month also sees approximately 102 mm (4.0 in) of precipitation spread over 11 days, contributing to an average humidity of 87%.
In January in Glasgow, the average temperature is 4°C (39°F). The maximum can reach 21°C (70°F), while the minimum can drop to as low as -19°C (-2°F). It's advisable to pack layers to ensure comfort during your travels.
In Glasgow in January, the precipitation amount is 102 mm (4.0 in) over the course of 11 days.
In Glasgow in January, humidity is 87%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and gritty, as the air hangs heavy and clings to your skin.
In Glasgow in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Glasgow, you can check the information here.
UV Risk Categories
Weather in Glasgow varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Glasgow, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 4°C (39°F) | 102 mm (4.0 inches) | 87% | moderate |
February Weather | 6°C (43°F) | 184 mm (7.3 inches) | 86% | high |
March Weather | 10°C (51°F) | 145 mm (5.7 inches) | 86% | high |
April Weather | 14°C (58°F) | 157 mm (6.2 inches) | 82% | very high |
May Weather | 21°C (69°F) | 123 mm (4.8 inches) | 82% | very high |
June Weather | 24°C (76°F) | 164 mm (6.5 inches) | 83% | extreme |
July Weather | 26°C (80°F) | 117 mm (4.6 inches) | 80% | extreme |
August Weather | 25°C (78°F) | 129 mm (5.1 inches) | 74% | very high |
September Weather | 23°C (73°F) | 129 mm (5.1 inches) | 71% | very high |
October Weather | 17°C (62°F) | 141 mm (5.6 inches) | 78% | high |
November Weather | 8°C (47°F) | 92 mm (3.6 inches) | 88% | moderate |
December Weather | 6°C (44°F) | 145 mm (5.7 inches) | 88% | moderate |