Delaware weather in June 2025

Expect 29°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Delaware in June based on long-term weather averages. There is usually 10 days with some rainfall and 95 mm of average monthly rainfall in June.

  • 29°C maximum daytime temperature in June in Delaware (Dover)29
    29°C max day temperature
  • 9 hours of sunshine per day
  • 10 days with some rainfall in June in Delaware (Dover)10
    10 days with some rainfall
  • 16°C minimum night-time temperature in June in Delaware (Dover)16
    16°C min night temperature
  • 15 hours of daylight per day in June in Delaware (Dover)15
    15 hours of daylight per day
  • Moderate heat & humidity in June in Delaware (Dover)M
    Moderate heat & humidity
  • 95 mm monthly rainfall in June in Delaware (Dover)95
    95 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in June in Delaware (Dover)9
    9 (Very High) UV index

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The June weather guide for Delaware (Dover) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Delaware destinations

Below are average maximum temperatures at popular countries, regions and places in Delaware in June. Select a holiday destination to see more weather parameters.

All Delaware destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Delaware in June?

Daytime temperatures usually reach 29°C in Dover, Delaware in June with moderate heat and humidity, falling to 16°C at night.

How sunny is it in Delaware in June?

There are normally 9 hours of bright sunshine each day in Dover, Delaware in June - that's 63% of daylight hours.

Does it rain in Delaware in June?

There are usually 10 days with some rain in Dover, Delaware in June and the average monthly rainfall is 95mm.

Delaware June sunrise & sunset times

Browse the sunrise and sunset times for Delaware in June 2025. Select a month to view Delaware sunrise and sunset times for the next 12 months. The Delaware sunrise and sunset times shown below are for Dover.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 04:38 19:23
Sunday, 15th June 2025 04:35 19:30
Monday, 30th June 2025 04:39 19:32

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