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Delaware weather in May

Are you planning a trip to Delaware in May and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in Delaware in May?

Delaware is a region in the United States of America. May in Delaware generally has warm temperatures, with moderate precipitation.

The average maximum temperatures are warm and range from 22°C in Fenwick Island to 24°C in Seaford. Nighttime temperatures generally drop to 13°C in Seaford and 13°C in Fenwick Island.

In May, precipitation varies across different areas. From moderate rainfall in Dewey Beach with an average of 77 mm to moderate rainfall in Talleyville with 96 mm.

To learn more about the conditions in specific areas of Delaware in May, check out the map below. For more details on the yearly weather, visit our Delaware climate page.

Where to go in Delaware in May

Find more information for the most popular destinations in the Delaware on the map below. Click on a destination dot for more detailes.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in May for the 5 most popular destinations in Delaware?

Dover

In May Dover generally has high temperatures with maximum daytime temperatures around 23°C, minimum nighttime temperatures around 13°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Dover
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
18°C 
7°C 
94 mm 
12 days 
23°C 
13°C 
85 mm 
13 days 
June   >> June
>>  
28°C 
18°C 
130 mm 
12 days 
Climate in Dover

Newark

In May Newark generally has high temperatures with maximum daytime temperatures around 23°C, minimum nighttime temperatures around 12°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Newark
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
18°C 
6°C 
219 hours 
94 mm 
12 days 
23°C 
12°C 
247 hours 
88 mm 
12 days 
June   >> June
>>  
28°C 
17°C 
272 hours 
155 mm 
13 days 
Climate in Newark

Seaford

In May Seaford generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 13°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Seaford
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
19°C 
7°C 
94 mm 
11 days 
24°C 
13°C 
86 mm 
12 days 
June   >> June
>>  
29°C 
18°C 
137 mm 
13 days 
Climate in Seaford

Harrington

In May Harrington generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 12°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Harrington
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
19°C 
7°C 
95 mm 
12 days 
24°C 
12°C 
86 mm 
13 days 
June   >> June
>>  
29°C 
18°C 
114 mm 
13 days 
Climate in Harrington

Christiana

In May Christiana generally has high temperatures with maximum daytime temperatures around 23°C, minimum nighttime temperatures around 12°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Christiana
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
18°C 
6°C 
219 hours 
96 mm 
11 days 
23°C 
12°C 
247 hours 
89 mm 
12 days 
June   >> June
>>  
28°C 
17°C 
272 hours 
157 mm 
13 days 
Climate in Christiana

Is your destination not in the list? Have a look at other destinations in Delaware, in the United States of America.

Is May the best time to visit Delaware?

We believe that May is one of the best times to visit Delaware with overall perfect weather in Dover.

On average, the best time to visit Delaware is in May with generally perfect weather in Dover. On the other hand, the months of January, February and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Delaware. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.