July Weather in Delaware, United States

Last updated: June 24, 2025

In July, the average temperature in Delaware, United States is a pleasant 24°C (76°F). Temperatures can vary, with a minimum of 13°C (56°F) and a maximum reaching up to 33°C (92°F). Expect about 111 mm (4.4 in) of precipitation over approximately 13 days, and enjoy the consistently high average humidity of 81%.

July Temperature in Delaware

In July in Delaware, the average temperature is 24°C (76°F). Maximum temperatures can reach 33°C (92°F), while the minimum can drop to as low as 13°C (56°F). This pleasant climate makes Delaware an ideal destination for travelers seeking a comfortable and enjoyable experience.

July Weather in Delaware: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Delaware, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Delaware, July typically has an average temperature of 24°C (76°F), with highs reaching up to 33°C (92°F) and lows dropping to around 13°C (56°F).

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

July Precipitation in Delaware

In Delaware in July, the precipitation amount reaches 111 mm (4.4 in) over the course of 13 days.

July Precipitation Trends in Delaware

The chart displays monthly precipitation patterns in Delaware, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Delaware, July typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 13 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

July Humidity in Delaware

In Delaware in July, humidity is 81%. With an average temperature of 24°C (76°F), this humidity feels like a warm, muggy embrace that can make outdoor activities feel exhausting, leaving travelers in need of frequent breaks and plenty of hydration.

July Average Humidity in Delaware

This chart illustrates the average monthly humidity levels in Delaware, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Delaware is approximately 81%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Delaware

In Delaware in July, 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 Delaware.

Maximum UV Index Levels in Delaware for July

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

Data source: Delaware July 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 July Weather in Delaware Compares to Other Months

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

This table compares monthly weather conditions in Delaware, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	78 mm (3.1 inches)	88%	moderate
February Weather	1°C (34°F)	104 mm (4.1 inches)	87%	moderate
March Weather	5°C (42°F)	105 mm (4.1 inches)	87%	high
April Weather	11°C (52°F)	116 mm (4.6 inches)	87%	very high
May Weather	17°C (63°F)	124 mm (4.9 inches)	81%	very high
June Weather	22°C (72°F)	144 mm (5.7 inches)	82%	very high
July Weather	24°C (76°F)	111 mm (4.4 inches)	81%	very high
August Weather	23°C (73°F)	74 mm (2.9 inches)	78%	very high
September Weather	20°C (69°F)	86 mm (3.4 inches)	78%	very high
October Weather	14°C (58°F)	99 mm (3.9 inches)	82%	high
November Weather	5°C (42°F)	96 mm (3.8 inches)	89%	moderate
December Weather	2°C (36°F)	97 mm (3.8 inches)	86%	moderate