Fairfax Weather in March

In Fairfax, March brings moderate daytime temperatures around 13°C (55°F), with nights cooling to 1°C (34°F). Expect quite a bit of rainfall this month.

Rainfall in Fairfax in March

Typically, you can expect about 9 days of rain this month, with 80 mm (3.1 in) on average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Fairfax in March

March in Fairfax sees highs of 13°C (55°F) and lows of 1°C (34°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 1°C (34°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Fairfax in March

The month enjoys around 205 hours of sunshine, creating mostly sunny days despite the cool temperatures.

Wind Speed in Fairfax in March

Wind speeds average 5 m/s (10 knots) during March. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.

If you prefer enjoying temperate temperatures and rain-free days, August typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Fairfax's climate page.

Fairfax Temperature in March

Min Temperature 1°C (34°F)  

Max Temperature 13°C (55°F)  

Chance of Rain 31%  

Precipitation 80 mm (3.1 in)  

Rainy days 9 days  

Humidity 58% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 205 hours *  

Percentage Sunshine 55% *  

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

What to Wear in Fairfax in March

Pack for changing conditions in Fairfax in March. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Fairfax in March

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

Swimming

4/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

6/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Fairfax's climate page.

More climate data for Fairfax

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Fairfax climate overview or explore weather in the United States of America.