February Weather in Derry, United States

Last updated: June 24, 2025

In Derry, United States, the average temperature in February hovers around -1°C (30°F). However, be prepared for a temperature range that can dip to a chilling -20°C (-4°F) and soar to a pleasant 23°C (73°F). Expect precipitation of about 84 mm (3.3 in) over approximately 10 days, contributing to an average humidity of 84%. Stay cozy and ready for the diverse weather!

February Temperature in Derry

In February in Derry, the average temperature is -1°C (30°F), with maximums reaching 23°C (73°F) and minimums plunging as low as -20°C (-4°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates February temperature patterns in Derry, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Derry, February typically has an average temperature of -1°C (30°F), with highs reaching up to 23°C (73°F) and lows dropping to around -20°C (-4°F).

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

February Precipitation in Derry

In Derry in February, the precipitation amount is 84 mm (3.3 in) over a span of 10 days.

February Precipitation Trends in Derry

The chart displays monthly precipitation patterns in Derry, 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 Derry, February typically receives around 84 mm (3.3 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 Derry

In Derry in February, humidity is 84%. With an average temperature of -1°C (30°F), this humidity feels like a sharp chill that seeps into your bones, making travel uncomfortable as the wetness in the air intensifies the cold, leaving you yearning for warmth and shelter.

February Average Humidity in Derry

This chart illustrates the average monthly humidity levels in Derry, 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 Derry is approximately 84%, 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 Derry

In Derry 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 Derry for better planning.

Maximum UV Index Levels in Derry for February

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

Data source: Derry 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 Derry Compares to Other Months

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

This table compares monthly weather conditions in Derry, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (28°F)	70 mm (2.7 inches)	86%	moderate
February Weather	-1°C (30°F)	84 mm (3.3 inches)	84%	moderate
March Weather	2°C (36°F)	82 mm (3.2 inches)	82%	moderate
April Weather	8°C (47°F)	128 mm (5.0 inches)	80%	very high
May Weather	15°C (58°F)	77 mm (3.0 inches)	72%	very high
June Weather	20°C (69°F)	89 mm (3.5 inches)	72%	very high
July Weather	23°C (74°F)	135 mm (5.3 inches)	67%	very high
August Weather	23°C (73°F)	75 mm (2.9 inches)	66%	very high
September Weather	19°C (66°F)	72 mm (2.8 inches)	71%	high
October Weather	12°C (54°F)	125 mm (4.9 inches)	78%	moderate
November Weather	4°C (40°F)	99 mm (3.9 inches)	84%	moderate
December Weather	-1°C (31°F)	122 mm (4.8 inches)	81%	low