February Weather in Belfast, United States

Last updated: June 24, 2025

In February, the average temperature in Belfast, United States hovers around -4°C (26°F). Expect temperatures to dip as low as -24°C (-12°F) and occasionally peak at 17°C (62°F). With 88 mm (3.5 in) of precipitation spread over 10 days, you might want to prepare for some wet weather. The air is quite humid, with average humidity levels reaching a notable 88%.

February Temperature in Belfast

In February in Belfast, the average temperature is -4°C (26°F), with maximums reaching 17°C (62°F) and minimums plunging as low as -24°C (-12°F). Travelers should come prepared for a wide range of temperatures, from chilly winter weather to surprisingly mild days.

February Weather in Belfast: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Belfast, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Belfast, February typically has an average temperature of -4°C (26°F), with highs reaching up to 17°C (62°F) and lows dropping to around -24°C (-12°F).

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

February Precipitation in Belfast

In Belfast in February, the precipitation amount is 88 mm (3.5 in) spread over a duration of 10 days.

February Precipitation Trends in Belfast

The chart displays monthly precipitation patterns in Belfast, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Belfast, February typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

February Humidity in Belfast

In Belfast in February humidity is 88%. With an average temperature of -4°C (26°F), this humidity feels like walking through a heavy fog that clings to your skin, making each breath feel cold and damp, which can be quite uncomfortable for traveling.

February Average Humidity in Belfast

This chart illustrates the average monthly humidity levels in Belfast, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Belfast is approximately 88%, offering insight into how humid the weather typically is during this month.

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

February UV Index in Belfast

In Belfast in February, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Belfast for better planning.

Maximum UV Index Levels in Belfast for February

The chart shows the monthly maximum UV Index (UVI) for Belfast in February, 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 February, the maximum UV index in Belfast typically reaches 4, which falls under the moderate exposure category.

Data source: Belfast February 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 February Weather in Belfast Compares to Other Months

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

This table compares monthly weather conditions in Belfast, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (24°F)	93 mm (3.7 inches)	88%	low
February Weather	-4°C (26°F)	88 mm (3.5 inches)	88%	moderate
March Weather	0°C (32°F)	72 mm (2.9 inches)	85%	moderate
April Weather	6°C (43°F)	131 mm (5.2 inches)	81%	high
May Weather	11°C (53°F)	90 mm (3.6 inches)	76%	very high
June Weather	17°C (63°F)	76 mm (3.0 inches)	74%	very high
July Weather	20°C (68°F)	91 mm (3.6 inches)	74%	very high
August Weather	20°C (68°F)	75 mm (3.0 inches)	74%	very high
September Weather	16°C (61°F)	77 mm (3.0 inches)	77%	high
October Weather	11°C (51°F)	130 mm (5.1 inches)	82%	moderate
November Weather	3°C (38°F)	121 mm (4.8 inches)	85%	moderate
December Weather	-2°C (28°F)	129 mm (5.1 inches)	84%	low