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

Will it be warm or cold in McLean this December? Check out this detailed guide to the month’s weather conditions.

Temperatures

In December, McLean tends to experience low temperatures and high snow/rainfall. December ushers in the winter season. Expect daytime highs to reach approximately 9°C, with nighttime lows dipping to around -0°C.

Precipitation

McLean in December usually receives high snow/rainfall, averaging around 100 mm for the month. The climate data from previous years indicates that there are typically about 11 days days of snow/rain.

Average sunshine

The month brings about 130 hours of sunlight, offering a comfortable mix of sun and shade.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit McLean. April typically offers 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 McLean climate page with graphs.

 

McLean, monthly averages in December

Min Temperature -0°C  

Max Temperature 9°C  

Chance of Rain 37%  

Precipitation 100 mm  

Rainy days 11 days  

Humidity 64% *  

Windspeed 14 km/h *  

Sunshine 130 hours *  

Percentage Sunshine 45% *  

* Data from: Washington DC, the United States of America (15 KM, 9 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 McLean.

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.