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Delaware weather
Get the latest coronavirus (Covid-19) updates for Delaware with current travel advice and statistics on new cases per 100,000 and vaccine.
Below are the temperatures expected today at popular destinations in Delaware. Select a destination to compare today's forecast with average weather conditions.
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The weather guide for Delaware shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.
Which is the hottest month in Delaware?
The hottest time of year in Dover, Delaware is normally July. Expect maximum daytime temperatures to reach 31°C with high heat and humidity.
Which month has the most rain in Delaware?
In terms of rainfall, August is usually the wettest month in Dover, Delaware with 110mm on average. There are normally 10 days in August with some rain.
When is it sunniest in Delaware?
The sunniest time of year in Dover, Delaware is normally June with bright sunshine on average for 63% of daylight hours; that's 9 hours of sunshine per day.
Metric (°C / mm) | Imperial (°F / inches)
Compare Delaware weather with the USA
Below the Delaware weather chart shows average maximum daytime temperature for Delaware, USA (Dover) and the USA (Washington).
Maximum daytime temperature (°C)
Delaware, USA (Dover)
USA (Washington)
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Metric (°C / mm) | Imperial (°F / inches)
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Tropical storm risk: Delaware hurricane season
% of month affected by tropical storms
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The Delaware tropical storm risk chart above shows the hurricane season for Dover, Delaware. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.
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