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June Weather in Dover, United States

Last updated: June 24, 2025

In June, the average temperature in Dover, United States hovers around 21°C (71°F), providing a pleasant climate for exploration. However, be prepared for variability, as temperatures can dip to a cool 5°C (41°F) or soar to a warm 34°C (93°F). Expect about 128 mm (5.0 in) of precipitation spread over 14 days, contributing to the region's average humidity of 83%. Embrace the season and make the most of the diverse weather conditions!

June Temperature in Dover

In June in Dover, the average temperature is 21°C (71°F). The maximum can reach 34°C (93°F) and the minimum can be as low as 5°C (41°F). This makes it a great time for travelers to enjoy a range of outdoor activities while being prepared for varying temperatures.

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 21°C (71°F), with highs reaching up to 34°C (93°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec303441516370757368574236
Data source: Temperature data for Dover generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Dover

In Dover in June, the precipitation amount is 128 mm (5.0 in) over a span of 14 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 128 mm (5.0 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec92109103132121128120921071119696
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Dover

In Dover in June humidity is 83%. With an average temperature of 21°C (71°F), this humidity feels like walking through a warm mist, making travel both refreshing and slightly uncomfortable as the air clings to your skin and you find yourself needing to take frequent breaks to hydrate.

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 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
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 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 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 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
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.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)92 mm (3.6 inches)88%moderate
February Weather1°C (34°F)109 mm (4.3 inches)88%moderate
March Weather5°C (42°F)103 mm (4.1 inches)87%high
April Weather11°C (51°F)132 mm (5.2 inches)87%very high
May Weather17°C (63°F)121 mm (4.7 inches)81%very high
June Weather21°C (71°F)128 mm (5.0 inches)83%very high
July Weather24°C (75°F)120 mm (4.7 inches)82%very high
August Weather23°C (73°F)92 mm (3.6 inches)76%very high
September Weather20°C (68°F)107 mm (4.2 inches)77%very high
October Weather14°C (57°F)111 mm (4.4 inches)82%high
November Weather5°C (42°F)96 mm (3.8 inches)89%moderate
December Weather2°C (36°F)96 mm (3.8 inches)86%low

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