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June Weather in Dover, United States

Last updated: June 24, 2025

In Dover, United States, the average temperature in June hovers around 16°C (60°F). However, be prepared for a range, as minimum temperatures can drop to 5°C (42°F) while it can soar to 41°C (106°F) on hotter days. With an average precipitation of 36 mm (1.4 in) spread over approximately 8 days, keep an umbrella handy! The average humidity sits at a comfortable 80%, adding to the overall atmosphere of this vibrant location.

June Temperature in Dover

In June in Dover, the average temperature is 16°C (60°F). Maximums can reach 41°C (106°F), and minimums can be as low as 5°C (42°F). Travelers should be prepared for a wide range of temperatures throughout the month, ensuring they pack accordingly for both warm and cool conditions.

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 16°C (60°F), with highs reaching up to 41°C (106°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec312836435360707161483933
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 36 mm (1.4 in) over a period of 8 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 36 mm (1.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1181158983593682758106132145
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 80%. With an average temperature of 16°C (60°F), this humidity feels like walking through a warm, thick haze, making travel feel somewhat stifling and requiring frequent breaks to hydrate and cool down.

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 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%93%91%88%83%80%82%71%71%85%90%96%
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 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. 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 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246789997432
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 Weather0°C (32°F)118 mm (4.6 inches)95%low
February Weather-2°C (29°F)115 mm (4.5 inches)93%moderate
March Weather2°C (36°F)89 mm (3.5 inches)91%high
April Weather6°C (43°F)83 mm (3.3 inches)88%high
May Weather11°C (53°F)59 mm (2.3 inches)83%very high
June Weather16°C (60°F)36 mm (1.4 inches)80%very high
July Weather21°C (70°F)8 mm (0.3 inches)82%very high
August Weather22°C (71°F)27 mm (1.1 inches)71%very high
September Weather16°C (61°F)58 mm (2.3 inches)71%high
October Weather9°C (48°F)106 mm (4.2 inches)85%moderate
November Weather4°C (39°F)132 mm (5.2 inches)90%moderate
December Weather1°C (33°F)145 mm (5.7 inches)96%low

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