Herndon weather in December (Virginia, United States of America)

Is December a good time to explore Herndon weather-wise? Want to know if this month is ideal for visiting? Our guide provides detailed weather information.

Temperatures

During December, Herndon usually has low temperatures and moderate snow/rainfall. The winter season takes place during December. During the daylight hours, temperatures often reach 9°C. After dark they usually decrease to around -1°C.

Precipitation

Herndon in December usually receives moderate snow/rainfall, averaging around 96 mm for the month. Typically around 12 days days of snow/rainfall are expected.

Average sunshine

Expect a moderate amount of sunlight, with approximately 130 hours. This means a pleasant mix of sun and clouds.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Herndon. April, May, June, July, August, September and October typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Herndon climate page with graphs.

 

Herndon, monthly averages in December

Min Temperature -1°C  

Max Temperature 9°C  

Chance of Rain 39%  

Precipitation 96 mm  

Rainy days 12 days  

Humidity 64% *  

Sunshine 130 hours *  

Percentage Sunshine 45% *  

* Data from: Washington DC, the United States of America (33 KM, 20 Miles).

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.

Weather conditions Weather

Temperatures

Precipitation

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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?

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.

Swimming

5/10

Cycling

4/10

Walking

4/10

Camping

1/10

Outdoor sports

4/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Herndon.

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.