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Weather in December in Delaware

Planning a journey to Delaware this December and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in Delaware in December?

Delaware is a region in the United States of America. December in Delaware generally has cold temperatures, with high precipitation. During December, winter is in full swing.

Temperatures

The average maximum temperatures are cold and range from 8°C in Talleyville to 11°C in Seaford. Nighttime temperatures generally drop to 1°C in Seaford and -1°C in Talleyville.

Precipitation

In December, precipitation varies across different areas. From high rainfall in Seaford with an average of 112 mm to high rainfall in Talleyville with 124 mm.

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

Where to go in Delaware in December

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 December for the 5 most popular destinations in Delaware?

Dover

In December Dover generally has low temperatures with maximum daytime temperatures around 10°C, minimum nighttime temperatures around 1°C and high monthly rainfall. So on average the conditions are poor 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
14°C 
4°C 
86 mm 
9 days 
10°C 
1°C 
123 mm 
11 days 
poor 
Annual   >> Annual
>>  
19°C 
9°C 
1220 mm 
129 days 
Climate in Dover

Newark

In December Newark generally has low temperatures with maximum daytime temperatures around 8°C, minimum nighttime temperatures around -1°C and high monthly snow/rainfall. So on average the conditions are poor that month.

Newark
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly snow/rainfall precipitationSnow/rainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
13°C 
3°C 
155 hours 
76 mm 
10 days 
8°C 
-1°C 
140 hours 
118 mm 
12 days 
poor 
Annual   >> Annual
>>  
18°C 
7°C 
2,500 hours 
1258 mm 
129 days 
Climate in Newark

Seaford

In December Seaford generally has low temperatures with maximum daytime temperatures around 11°C, minimum nighttime temperatures around 1°C and high monthly rainfall. So on average the conditions are poor 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
15°C 
4°C 
84 mm 
10 days 
11°C 
1°C 
112 mm 
10 days 
poor 
Annual   >> Annual
>>  
20°C 
9°C 
1250 mm 
126 days 
Climate in Seaford

Harrington

In December Harrington generally has low temperatures with maximum daytime temperatures around 10°C, minimum nighttime temperatures around 1°C and high monthly rainfall. So on average the conditions are poor 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
14°C 
4°C 
81 mm 
9 days 
10°C 
1°C 
118 mm 
11 days 
poor 
Annual   >> Annual
>>  
19°C 
8°C 
1217 mm 
132 days 
Climate in Harrington

Christiana

In December Christiana generally has low temperatures with maximum daytime temperatures around 9°C, minimum nighttime temperatures around 0°C and high monthly rainfall. So on average the conditions are poor 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
13°C 
3°C 
155 hours 
76 mm 
9 days 
9°C 
0°C 
140 hours 
118 mm 
11 days 
poor 
Annual   >> Annual
>>  
18°C 
8°C 
2,500 hours 
1246 mm 
126 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 December the best time to visit Delaware?

In our opinion, December may not be the ideal time to visit Delaware due to the typically poor weather in Dover.

On average, the best time to visit Delaware is in May with generally perfect weather in Dover. In contrast, 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 travel conditions. Find out where to go with our weather planner.