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National Harbor weather in June (Maryland, United States of America)

Is June a good time to explore National Harbor weather-wise? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

In June, the weather in National Harbor generally includes high temperatures and high rainfall. During June, you’ll experience the summer season. Daytime temperatures are expected to be around 30°C, cooling off to about 19°C at night. Bear in mind, these are average temperatures, and it can get even warmer on particular days. Make sure to choose clothing that accommodates the warmth.

Precipitation

National Harbor in June usually receives high rainfall, averaging around 149 mm for the month. Expect frequent showers this month, so make sure to have an umbrella to keep yourself dry. Records from the past 30 years suggest that around 13 days will experience rain.

Average sunshine

There are approximately 282 hours of sunshine this month, meaning plenty of sunny days and a vibrant atmosphere.

In case you lean more towards enjoying temperate temperatures and rain-free days 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 June

Min TemperatureMin Temperature 19°C  
Max TemperatureMax Temperature 30°C  
Chance of RainChance of Rain 42%  
PrecipitationPrecipitation 149 mm  
Rainy daysRainy days 13 days  
HumidityHumidity 65% *  
WindspeedWindspeed 14 km/h *  
SunshineSunshine 282 hours *  
Percentage SunshinePercentage Sunshine 64% *  
Data from: Washington DC, the United States of America (7 KM, 4 Miles).

Where to go in the United States of America in June

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

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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).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
9/10
Cycling
7/10
Walking
7/10
Camping
6/10
Outdoor sports
7/10

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.