Temperature in Maryland in December

Daytime highs, nighttime lows and the warmest cities in Maryland, the United States of America this December.

Maryland, the United States of America, a region in the United States of America, experiences low average maximum daytime temperatures in December, ranging from 4°C (39°F) in McHenry to 12°C (54°F) in Pocomoke City. Nighttime temperatures generally drop to 1°C (34°F) in Pocomoke City and -4°C (25°F) in McHenry. In December, it is winter.

What is the temperature of the different cities in Maryland, the United States of America in December?

To get a sense of December's typical temperatures in the key spots of Maryland, explore the map below. Click on a point for an in-depth look.

Select a Month

Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit Maryland, check out our Maryland's climate page.

See also: Maryland weather by month.

Best Places to Visit in Maryland in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Maryland.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in December: blue is cold, red is hot.

See all December weather averages, cities and regions in Maryland

Maryland temperatures in December: frequently asked questions

How hot does it get in Maryland, the United States of America in December?

Ocean City averages a daytime high of 11°C (52°F) in December, which is low for Maryland, the United States of America.

How cold does it get at night in Maryland, the United States of America in December?

After dark, Ocean City cools to about 2°C (36°F) on an average December night.

What is the warmest city in December in Maryland, the United States of America?

Pocomoke City tops the warmest city list in our database with average maximum daytime temperatures around 12°C (54°F) and a minimum nighttime temperature of around 1°C (34°F).

What is the coldest city in December in Maryland, the United States of America?

The coldest city in December in Maryland, the United States of America is McHenry when we check our database. The maximum daytime temperatures are around 4°C (39°F) and minimum nighttime temperatures fall around -4°C (25°F).

What is the water temperature in December?

The water temperature averages approximately 7°C (45°F) in Ocean City this month, generally too cold for comfortable swimming.

Interested in more climate information?

We have much more information about the climate in Maryland.

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