National Harbor weather in December (Maryland, United States of America)
How's the weather trend in National Harbor as December approaches? Here’s a detailed forecast of the month’s weather patterns.
Temperatures
December in National Harbor generally includes low temperatures and high rainfall. During December, the winter season is in full swing. Daytime temperatures generally settle around 10°C, while nighttime can see a dip to about 1°C.
Precipitation
National Harbor in December usually receives high rainfall, averaging around 101 mm for the month. According to historical climate patterns, there are usually around 11 days days of rain.Average sunshine
The city usually sees around 130 hours of sunlight, indicating a moderately sunny period.If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit National Harbor. April typically offers the most optimal weather. In contrast, January, February and December tend to have less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized National Harbor climate page with graphs.
National Harbor, monthly averages in December
Min Temperature
1°C
Max Temperature
10°C
Chance of Rain
37%
Precipitation
101 mm
Rainy days
11 days
Humidity
64% *
Windspeed
14 km/h *
Sunshine
130 hours *
Percentage Sunshine
45% *
Where to go in the United States of America in December
Find out more about the weather in the United States of America and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in National Harbor.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find 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.
