January Weather in Ardglass, United Kingdom

Last updated: August 27, 2025

In January, the average temperature in Ardglass, United Kingdom hovers around 7°C (45°F), with a possible minimum of 1°C (34°F) and a maximum reaching 14°C (57°F). Expect 61 mm (2.4 in) of precipitation spread over 10 days, contributing to an average humidity level of 87%. Be prepared for a mix of chilly and damp conditions during your visit!

January Temperature in Ardglass

In January in Ardglass, the average temperature is 7°C (45°F). The maximum can reach 14°C (57°F) and the minimum can be as low as 1°C (34°F). This climate makes it a great time for travelers to enjoy outdoor activities while dressing in layers to stay comfortable.

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

The chart illustrates January temperature patterns in Ardglass, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ardglass, January typically has an average temperature of 7°C (45°F), with highs reaching up to 14°C (57°F) and lows dropping to around 1°C (34°F).

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

January Precipitation in Ardglass

In Ardglass in January, the precipitation amount is 61 mm (2.4 in) over a span of 10 days.

January Precipitation Trends in Ardglass

The chart displays monthly precipitation patterns in Ardglass, 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 Ardglass, January typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 10 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 Ardglass

In Ardglass in January, humidity is 87%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures somewhat uncomfortable and urging travelers to seek refuge in cozy cafes or warm indoor activities.

January Average Humidity in Ardglass

This chart illustrates the average monthly humidity levels in Ardglass, 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 Ardglass is approximately 87%, 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 Ardglass

In Ardglass in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Ardglass.

Maximum UV Index Levels in Ardglass for January

The chart shows the monthly maximum UV Index (UVI) for Ardglass 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 Ardglass typically reaches 1, which falls under the low exposure category.

Data source: Ardglass 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 Ardglass Compares to Other Months

Weather in Ardglass varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Ardglass, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Ardglass, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	61 mm (2.4 inches)	87%	low
February Weather	7°C (45°F)	88 mm (3.5 inches)	86%	low
March Weather	7°C (46°F)	76 mm (3.0 inches)	86%	moderate
April Weather	9°C (48°F)	37 mm (1.5 inches)	85%	moderate
May Weather	11°C (52°F)	50 mm (2.0 inches)	82%	high
June Weather	14°C (57°F)	68 mm (2.7 inches)	84%	very high
July Weather	15°C (60°F)	70 mm (2.8 inches)	86%	very high
August Weather	15°C (60°F)	98 mm (3.8 inches)	86%	high
September Weather	14°C (58°F)	71 mm (2.8 inches)	88%	moderate
October Weather	12°C (54°F)	102 mm (4.0 inches)	89%	moderate
November Weather	10°C (50°F)	110 mm (4.3 inches)	90%	low
December Weather	8°C (47°F)	99 mm (3.9 inches)	86%	low