April Weather in Lewes, United States

Last updated: June 24, 2025

In April, the average temperature in Lewes, United States is a comfortable 13°C (55°F). However, expect fluctuations with minimums dipping to 1°C (35°F) and maximums rising to 28°C (83°F). This month also brings 89 mm (3.5 in) of precipitation spread over 11 days, contributing to an average humidity of 81%.

April Temperature in Lewes

In April, in Lewes, the average temperature is 13°C (55°F). Maximum temperatures can reach 28°C (83°F), while minimums can drop as low as 1°C (35°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!

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

The chart illustrates April temperature patterns in Lewes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lewes, April typically has an average temperature of 13°C (55°F), with highs reaching up to 28°C (83°F) and lows dropping to around 1°C (35°F).

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

April Precipitation in Lewes

In Lewes in April, the precipitation amount is 89 mm (3.5 in) over a span of 11 days.

April Precipitation Trends in Lewes

The chart displays monthly precipitation patterns in Lewes, 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 Lewes, April typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 11 days.

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

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Millimeters (mm) Inches (in)

April Humidity in Lewes

In Lewes in April, humidity is 81%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making strolls outdoors feel heavy and slightly oppressive, which may be less than ideal for travelers looking to explore comfortably.

April Average Humidity in Lewes

This chart illustrates the average monthly humidity levels in Lewes, 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 Lewes is approximately 81%, 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 Lewes

In Lewes in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Lewes.

Maximum UV Index Levels in Lewes for April

The chart shows the monthly maximum UV Index (UVI) for Lewes 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 Lewes typically reaches 9, which falls under the very high exposure category.

Data source: Lewes 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 Lewes Compares to Other Months

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

This table compares monthly weather conditions in Lewes, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	70 mm (2.8 inches)	84%	moderate
February Weather	5°C (42°F)	107 mm (4.2 inches)	83%	moderate
March Weather	8°C (46°F)	107 mm (4.2 inches)	83%	high
April Weather	13°C (55°F)	89 mm (3.5 inches)	81%	very high
May Weather	18°C (64°F)	131 mm (5.2 inches)	78%	very high
June Weather	23°C (74°F)	98 mm (3.9 inches)	79%	very high
July Weather	26°C (80°F)	141 mm (5.5 inches)	74%	very high
August Weather	25°C (78°F)	141 mm (5.6 inches)	72%	very high
September Weather	23°C (73°F)	104 mm (4.1 inches)	75%	very high
October Weather	18°C (64°F)	135 mm (5.3 inches)	81%	high
November Weather	10°C (51°F)	89 mm (3.5 inches)	85%	moderate
December Weather	6°C (44°F)	109 mm (4.3 inches)	84%	moderate