Fairfax, Virginia 

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Weather in Fairfax, Virginia

The most pleasant months of the year for Fairfax are September, June and May. In Fairfax, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Fairfax with an average high temperature of 85.7°, which ranks it as cooler than most places in Virginia. February is the snowiest month in Fairfax with 7.8 inches of snow, and 5 months of the year have significant snowfall. July is the most humid month, though humidity is low for most of the year.


Today's Weather - Fairfax, VA

5 AM PST

Sunny

21°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
TodaySunny41° / 21°NW 5 mph
ThursdayMostly Sunny44° / 30°E 3 mph
FridayMostly Cloudy then Chance Light Rain48° / 40°E 1 to 7 mph
SaturdayRain49° / 34°N 6 to 9 mph
SundaySlight Chance Rain Showers then Partly Sunny47° / 33°W 7 to 12 mph
MondayMostly Sunny45° / 32°NW 9 mph
TuesdayMostly Sunny47° / 32°NW 6 mph

Weather Highlights

Summer High: the July high is around 86 degrees
Winter Low: the January low is 24
Rain: averages 43 inches of rain a year
Snow: averages 22 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Fairfax area is 7.3 (10=best), which means it is more comfortable than most places in Virginia.

7.3 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January42° 24°
February46° 26°
March54° 33°
April66° 42°
May74° 52°
June82° 61°
July86° 66°
August84° 65°
September78° 57°
October67° 45°
November57° 36°
December46° 27°
Hot, Freezing, Rainy, Snowy Days: Fairfax
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January025103
February02293
March016101
April04110
May10120
June30110
July70110
August6090
September2090
October0380
November01190
December023102

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.


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Reviews for Fairfax    27 Reviews
Poor Quality Housing; Nightmarish Highway System - 11/14/2017
Living in Fairfax, or any of the Northern Virginia suburbs of DC, means dealing with highways that are a Gordian knot of converging lanes and overpasses, making long... Read More

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High - 1/1/2015
The Cost of living here is high. Though the standard of living is also high, unless you're making over 50,000/year, it's difficult to both live and build any sort of... Read More

great place to live - 5/1/2014
Fairfax City has been named as a Great Small City in the past. It has a mix of the old & the new. The Civil war was fought in & around the city. George Mason Univ. has... Read More


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MAPS OF FAIRFAX, VIRGINIA
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22030

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