June Weather in Dover, United States

Last updated: June 24, 2025

In June, the average temperature in Dover, United States reaches a warm 27°C (81°F). Expect minimums around 20°C (68°F) and maximums soaring up to 36°C (98°F). During this period, you can anticipate 206 mm (8.1 in) of precipitation over 22 days, accompanied by an average humidity level of 73%. Stay prepared for a mix of warmth and occasional showers!

June Temperature in Dover

In June in Dover, the average temperature is 27°C (81°F). Maximums can reach 36°C (98°F) and minimums can be as low as 20°C (68°F). This makes Dover an ideal destination for travelers looking to enjoy warm weather and outdoor activities during this time of year.

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

The chart illustrates June 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, June typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (98°F) and lows dropping to around 20°C (68°F).

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

June Precipitation in Dover

In Dover in June, the precipitation amount is 206 mm (8.1 in) over the course of 22 days.

June Precipitation Trends in Dover

The chart displays monthly precipitation patterns in Dover, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Dover, June typically receives around 206 mm (8.1 inches) of precipitation spread over approximately 22 days.

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

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Millimeters (mm) Inches (in)

June Humidity in Dover

In Dover in June, humidity is 73%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel sticky and heavy, while also requiring frequent hydration breaks to stay comfortable during your travels.

June Average Humidity in Dover

This chart illustrates the average monthly humidity levels in Dover, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Dover is approximately 73%, offering insight into how humid the weather typically is during this month.

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

June UV Index in Dover

In Dover in June, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Dover.

Maximum UV Index Levels in Dover for June

The chart shows the monthly maximum UV Index (UVI) for Dover in June, 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 June, the maximum UV index in Dover typically reaches 12, which falls under the extreme exposure category.

Data source: Dover June 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 June 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 June’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 June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (62°F)	41 mm (1.6 inches)	83%	high
February Weather	20°C (67°F)	64 mm (2.5 inches)	80%	very high
March Weather	20°C (69°F)	18 mm (0.7 inches)	75%	very high
April Weather	23°C (74°F)	65 mm (2.6 inches)	68%	extreme
May Weather	26°C (78°F)	124 mm (4.9 inches)	65%	extreme
June Weather	27°C (81°F)	206 mm (8.1 inches)	73%	extreme
July Weather	28°C (82°F)	243 mm (9.6 inches)	77%	extreme
August Weather	28°C (82°F)	223 mm (8.8 inches)	80%	extreme
September Weather	27°C (81°F)	175 mm (6.9 inches)	83%	extreme
October Weather	25°C (78°F)	67 mm (2.6 inches)	83%	very high
November Weather	20°C (69°F)	45 mm (1.8 inches)	83%	high
December Weather	18°C (65°F)	62 mm (2.4 inches)	84%	moderate