July Weather in Dover, United States

Last updated: June 24, 2025

In July, the average temperature in Dover, United States reaches a warm 27°C (81°F), but be prepared for a range that dips to 17°C (63°F) and peaks at 37°C (98°F). Expect about 105 mm (4.1 in) of precipitation spread over 13 days, and with an average humidity of 79%, it’s wise to stay hydrated and enjoy the vibrant atmosphere.

July Temperature in Dover

In July in Dover, the average temperature is 27°C (81°F). Maximum temperatures can reach up to 37°C (98°F), while minimums can drop to as low as 17°C (63°F). It's an ideal time for travelers to enjoy warm weather while being prepared for a range of temperatures.

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

The chart illustrates July temperature patterns in Dover, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dover, July typically has an average temperature of 27°C (81°F), with highs reaching up to 37°C (98°F) and lows dropping to around 17°C (63°F).

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

July Precipitation in Dover

In Dover in July, the precipitation amount is 105 mm (4.1 in) over the course of 13 days.

July Precipitation Trends in Dover

The chart displays monthly precipitation patterns in Dover, 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 Dover, July typically receives around 105 mm (4.1 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 Dover

In Dover in July, humidity is 79%. With an average temperature of 27°C (81°F), this humidity feels like a warm and sticky embrace, making travel both challenging and invigorating as the air clings to your skin, urging you to seek shade or a refreshing drink.

July Average Humidity in Dover

This chart illustrates the average monthly humidity levels in Dover, 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 Dover is approximately 79%, 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 Dover

In Dover in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Dover.

Maximum UV Index Levels in Dover for July

The chart shows the monthly maximum UV Index (UVI) for Dover 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 Dover typically reaches 11, which falls under the extreme exposure category.

Data source: Dover 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 Dover Compares to Other Months

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

This table compares monthly weather conditions in Dover, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	100 mm (3.9 inches)	86%	moderate
February Weather	6°C (43°F)	166 mm (6.5 inches)	84%	high
March Weather	11°C (52°F)	152 mm (6.0 inches)	84%	high
April Weather	15°C (59°F)	154 mm (6.0 inches)	80%	very high
May Weather	21°C (70°F)	127 mm (5.0 inches)	82%	very high
June Weather	25°C (77°F)	107 mm (4.2 inches)	83%	extreme
July Weather	27°C (81°F)	105 mm (4.1 inches)	79%	extreme
August Weather	26°C (79°F)	111 mm (4.4 inches)	76%	very high
September Weather	23°C (74°F)	109 mm (4.3 inches)	75%	very high
October Weather	17°C (63°F)	121 mm (4.8 inches)	74%	high
November Weather	9°C (48°F)	94 mm (3.7 inches)	85%	moderate
December Weather	7°C (45°F)	126 mm (4.9 inches)	88%	moderate