April Weather in Derry, United States

Last updated: June 24, 2025

In Derry, United States, the average temperature in April hovers around 8°C (47°F). While you might experience a brisk minimum of -4°C (25°F), temperatures can soar to a pleasant 30°C (86°F). During this month, expect about 128 mm (5.0 in) of precipitation spread over 13 days, coupled with an average humidity of 80%. Perfect for cozy indoor activities or exploring the local charm!

April Temperature in Derry

In April in Derry, the average temperature is 8°C (47°F). Maximum temperatures can reach 30°C (86°F), while minimums can drop as low as -4°C (25°F). Be prepared for a wide range of temperatures, making layering essential for your travel wardrobe.

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

The chart illustrates April 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, April typically has an average temperature of 8°C (47°F), with highs reaching up to 30°C (86°F) and lows dropping to around -4°C (25°F).

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

April Precipitation in Derry

In Derry in April, the precipitation amount is 128 mm (5.0 in) spread over 13 days.

April Precipitation Trends in Derry

The chart displays monthly precipitation patterns in Derry, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Derry, April typically receives around 128 mm (5.0 inches) of precipitation spread over approximately 13 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Derry

In Derry in April, humidity is 80%. With an average temperature of 8°C (47°F), this humidity feels like you're walking through a heavy mist, making your clothes cling to your skin and every step prone to a shiver, which can be quite uncomfortable for traveling.

April Average Humidity in Derry

This chart illustrates the average monthly humidity levels in Derry, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Derry is approximately 80%, offering insight into how humid the weather typically is during this month.

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

April UV Index in Derry

In Derry in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Derry.

Maximum UV Index Levels in Derry for April

The chart shows the monthly maximum UV Index (UVI) for Derry in April, 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 April, the maximum UV index in Derry typically reaches 8, which falls under the very high exposure category.

Data source: Derry April 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 April 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 April’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 April’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