January Weather in Portraine, Ireland

Last updated: August 23, 2025

In Portraine, Ireland, the average temperature in January hovers around 7°C (45°F), with minimums dipping to 1°C (34°F) and maximums reaching up to 14°C (57°F). Expect a precipitation amount of 68 mm (2.7 in) spread over 11 days, alongside a high average humidity of 85%. Prepare for a moist and cool experience!

January Temperature in Portraine

In January in Portraine, 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 Portraine: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Portraine, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portraine, 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 Portraine generated using information from the Copernicus Climate Change Service.

January Precipitation in Portraine

In Portraine in January, the total precipitation amount is 68 mm (2.7 in) spread over a duration of 11 days.

January Precipitation Trends in Portraine

The chart displays monthly precipitation patterns in Portraine, 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 Portraine, January typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 11 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Portraine

In Portraine in January, humidity is 85%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while traveling.

January Average Humidity in Portraine

This chart illustrates the average monthly humidity levels in Portraine, 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 Portraine is approximately 85%, 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 Portraine

In Portraine 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 Portraine.

Maximum UV Index Levels in Portraine for January

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

Data source: Portraine 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 Portraine Compares to Other Months

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

This table compares monthly weather conditions in Portraine, 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)	68 mm (2.7 inches)	85%	low
February Weather	7°C (45°F)	85 mm (3.3 inches)	86%	low
March Weather	8°C (46°F)	88 mm (3.5 inches)	86%	moderate
April Weather	9°C (48°F)	43 mm (1.7 inches)	85%	moderate
May Weather	11°C (52°F)	58 mm (2.3 inches)	83%	high
June Weather	14°C (57°F)	76 mm (3.0 inches)	85%	very high
July Weather	16°C (61°F)	79 mm (3.1 inches)	86%	very high
August Weather	16°C (60°F)	100 mm (3.9 inches)	85%	high
September Weather	14°C (58°F)	86 mm (3.4 inches)	86%	moderate
October Weather	12°C (54°F)	103 mm (4.0 inches)	87%	moderate
November Weather	10°C (49°F)	123 mm (4.8 inches)	86%	low
December Weather	8°C (46°F)	106 mm (4.2 inches)	84%	low