Average humidity in National Harbor (MD)
On this page you find more information about the monthly relative humidity over the year in National Harbor (Maryland), the United States of America.
National Harbor shows variation in the level of humidity throughout the year. The highest humidity is noted duing August, it reaches up to 69%, which is categorized as high. On the other hand, the lowest humidity is recorded in March, with levels falling to 58%.
The average humidity in National Harbor is approximately 64%, which is high.
Humidity is an essential factor in how you experience temperature. During the warmest month, July, the temperature is around 32°C. When this period is accompanied by high humidity, it results in a higher perceived temperature. This can cause greater discomfort, while in winter it can make the air feel much colder, adding to the cooler temperatures. Check out our detailed temperature page for more information.
Forecast for National Harbor (MD)
Sat Dec 28
11°C | 5°C
S 
3 m/s
3 m/s17 mm
overcast and heavy rain
Sun Dec 29
18°C | 11°C
SE 7 m/s
7 m/s18 mm
broken clouds and rain
Mon Dec 30
16°C | 8°C
SW 5 m/s
5 m/s2.3 mm
clear and no rain
