January Weather in Glasgow, United States

Last updated: June 24, 2025

In January, the average temperature in Glasgow, United States hovers around 9°C (48°F), with minimums dipping to -1°C (31°F) and maxima reaching 15°C (60°F). Expect a rather wet month, with 192 mm (7.5 in) of precipitation spread over 16 days. Coupled with an average humidity of 84%, it’s a time for cozy layers and umbrellas!

January Temperature in Glasgow

In January in Glasgow, the average temperature is 9°C (48°F). Maximum temperatures can reach 15°C (60°F), while minimums can drop as low as -1°C (31°F). This moderate climate makes Glasgow an ideal destination for travelers seeking a mix of cool and mild weather.

January Weather in Glasgow: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Glasgow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Glasgow, January typically has an average temperature of 9°C (48°F), with highs reaching up to 15°C (60°F) and lows dropping to around -1°C (31°F).

Data source: Temperature data for Glasgow generated using information from the Copernicus Climate Change Service.

January Precipitation in Glasgow

In Glasgow in January, the total precipitation amount reaches 192 mm (7.5 in) over the course of 16 days.

January Precipitation Trends in Glasgow

The chart displays monthly precipitation patterns in Glasgow, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Glasgow, January typically receives around 192 mm (7.5 inches) of precipitation spread over approximately 16 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Glasgow

In Glasgow in January, humidity is 84%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that envelops you, making it essential to dress in layers and stay active, as the moisture in the air can quickly lead to discomfort while traveling.

January Average Humidity in Glasgow

This chart illustrates the average monthly humidity levels in Glasgow, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Glasgow is approximately 84%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Glasgow

In Glasgow in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Glasgow, you can visit Hourly UV Index in Glasgow.

Maximum UV Index Levels in Glasgow for January

The chart shows the monthly maximum UV Index (UVI) for Glasgow in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Glasgow typically reaches 2, which falls under the low exposure category.

Data source: Glasgow January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Glasgow Compares to Other Months

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.

This table compares monthly weather conditions in Glasgow, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	192 mm (7.5 inches)	84%	low
February Weather	8°C (47°F)	216 mm (8.5 inches)	85%	moderate
March Weather	9°C (48°F)	148 mm (5.8 inches)	86%	high
April Weather	10°C (51°F)	119 mm (4.7 inches)	83%	high
May Weather	12°C (54°F)	58 mm (2.3 inches)	83%	very high
June Weather	15°C (58°F)	43 mm (1.7 inches)	83%	very high
July Weather	16°C (61°F)	4 mm (0.2 inches)	78%	very high
August Weather	16°C (62°F)	6 mm (0.2 inches)	67%	very high
September Weather	16°C (61°F)	56 mm (2.2 inches)	66%	very high
October Weather	13°C (56°F)	78 mm (3.1 inches)	77%	moderate
November Weather	11°C (52°F)	163 mm (6.4 inches)	87%	moderate
December Weather	9°C (48°F)	210 mm (8.3 inches)	87%	low