Fairfax weather in January (Virginia, United States of America)

Curious about the January weather in Fairfax? Check out this comprehensive weather guide.

In January, Fairfax typically experiences low temperatures and moderate snow/rainfall. January is a winter month. Anticipate daytime temperatures around 6°C, while night temperatures can drop to -4°C. It's often the coldest month of the year, a perfect time to cozy up indoors. Make sure to bring along suitable winter clothing.

Fairfax in January usually receives moderate snow/rainfall, averaging around 71 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 10 days of the month will see snow/rainfall.

The area enjoys a balanced 144 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Fairfax. August 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 Fairfax climate page with graphs.

 

Fairfax, monthly averages in January

Min Temperature -4°C  

Max Temperature 6°C  

Chance of Rain 33%  

Precipitation 71 mm  

Rainy days 10 days  

Humidity 62% *  

Windspeed 18 km/h *  

Sunshine 144 hours *  

Percentage Sunshine 48% *  

* Data from: Washington DC, the United States of America (23 KM, 14 Miles).

Where to go in the United States of America in January

Find out more about the weather in the United States of America in January and which places have the best weather 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 Fairfax in January?

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 in January.

Swimming

5/10

Cycling

3/10

Walking

3/10

Camping

1/10

Outdoor sports

3/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Fairfax.

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 climate conditions. Find out where to go with our weather planner.