Dover, Delaware 

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DE Gifts

Climate in Dover, Delaware

Dover, Delaware gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Dover averages 15 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 198 sunny days per year in Dover. The US average is 205 sunny days.

Dover gets some kind of precipitation, on average, 111 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 87 degrees
Winter Low: the January low is 26
Rain: averages 45 inches of rain a year
Snow: averages 15 inches of snow a year


The annual BestPlaces Comfort Index for Dover is 7.4 (10=best), which means it is one of the most pleasant places in Delaware.

8 / 5.9

Summer   /   Winter
September, May and June are the most pleasant months in Dover, while January and February are the least comfortable months.

Climate Averages
  Dover, DelawareUnited States
  45.2 in.38.1 in.
  15.2 in.27.8 in.
  111.3 days106.2 days
  198 days205 days
  30 ft.2443 ft.


Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Dover with an average high temperature of 87.2°, which ranks it as one of the hottest places in Delaware. In Dover, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Dover are September, May and June.

In Dover, there are 23.3 days annually when the high temperature is over 90°, which is one of the hottest places in Delaware.

January has the coldest nighttime temperatures for Dover with an average of 25.6°. This is warmer than most places in Delaware.

In Dover, there are 87.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Delaware.

In Dover, there are 0.3 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Delaware.

The humidity can be uncomfortably heavy or close in Dover during the summer months. July is the most humid month, though humidity is low for most of the year. July, August and June are the three most humid months in Dover.

September is the wettest month in Dover with 4.3 inches of rain, and the driest month is February with 3.0 inches. The wettest season is Summer with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 45.2 inches in Dover means that it is about average compared to other places in Delaware.

April is the rainiest month in Dover with 10.8 days of rain, and October is the driest month with only 7.9 rainy days. There are 111.3 rainy days annually in Dover, which is less rainy than most places in Delaware. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 22% chance of a rainy day.

An annual snowfall of 15.2 inches in Dover means that it is one of the snowiest places in Delaware. February is the snowiest month in Dover with 7.0 inches of snow, and 4 months of the year have significant snowfall.

  • Annual Rainfall (US Avg: 36.5")
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    Reviews for Dover    8 Reviews
    Host Family Needed for HighSchool ExchangeStudents - 2/12/2020
    Dover, DE is a great placed to live. I work at OCEAN, which is a non profit organization that sponsors high school exchange students. We had foreign students reside in... Read More

    Start Your Review of Dover

    Crime - 3/22/2018
    Dover, like any town other than Newark, is very unsophisticated, boring, unfriendly, and uneducated. I've resided in many states and Delaware will be the state that I... Read More

    Dover Delaware Growth - 2/23/2008
    For the past few years, Dover and the surrounding area has been experiencing a bit of a population boom. Residents spurred on by the appreciation of their homes in... Read More

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