August Weather in Lewes, United States

Last updated: June 24, 2025

In August, the average temperature in Lewes, United States hovers around 25°C (78°F), making it a pleasant time to visit. Temperatures can range from a minimum of 18°C (65°F) to a maximum of 34°C (93°F). However, be prepared for 141 mm (5.6 in) of precipitation over 15 days, contributing to an average humidity level of 72%. Don’t forget your umbrella! ☔️

August Temperature in Lewes

In August in Lewes, the average temperature is 25°C (78°F). The maximum can reach 34°C (93°F) and the minimum can be as low as 18°C (65°F). This makes it an ideal time for travelers to enjoy outdoor activities while staying comfortable in the warm weather.

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

The chart illustrates August 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, August typically has an average temperature of 25°C (78°F), with highs reaching up to 34°C (93°F) and lows dropping to around 18°C (65°F).

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

August Precipitation in Lewes

In Lewes in August, the total precipitation amount is 141 mm (5.6 in) over a period of 15 days.

August Precipitation Trends in Lewes

The chart displays monthly precipitation patterns in Lewes, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Lewes, August typically receives around 141 mm (5.6 inches) of precipitation spread over approximately 15 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Lewes

In Lewes in August humidity is 72%. With an average temperature of 25°C (78°F), this humidity feels like a warm blanket wrapping around you, making it essential to stay hydrated and take breaks in the shade while exploring.

August Average Humidity in Lewes

This chart illustrates the average monthly humidity levels in Lewes, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Lewes is approximately 72%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Lewes

In Lewes in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Lewes.

Maximum UV Index Levels in Lewes for August

The chart shows the monthly maximum UV Index (UVI) for Lewes in August, 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 August, the maximum UV index in Lewes typically reaches 10, which falls under the very high exposure category.

Data source: Lewes August 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 August 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 August’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 August’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