Extreme Heat Warning EXTREME HEAT WARNING - Fairfax City  - Hanover
Air Quality Alert AIR QUALITY ALERT - Fairfax City

Regional Radar Regional Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.
spacer
Updated: @ 04-Jul-2026 2:30am  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 78.8, Max: 82.6, Min: 78.8 78.8°F
Colder 0.7°F than last hour.

Comfortable

Feels like: 79°F

  Today Yesterday
High: 82.6°F
12:00am
103.3°F
4:35pm
Low: 78.8°F
2:26am
76.6°F
5:55am
 Calm NNE
0
Gust:
0 mph
0 Bft - Calm
Today: 0 mph 12:00am
Gust Month: 8.9 mph July 01
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
This Month: 0 in
Season Total: 13 in
day since last rain.
Independence
Day
Independence Day: Sunny then Chance Showers And Thunderstorms
Sunny then Chance Showers And T-Storms
Humidity & Barometer Almanac Moon
Humidity: 90 % Increased 1.1% since last hour.
Dew Point: 75.6°F Decreased 0.3°F since last hour.
Barometer: 29.95 inHg  
Baro Trend: Steady
Sunrise: 5:53am
Sunset: 8:36pm
Moonset: 10:11am
Moonrise: 11:28pm
Waning Gibbous
Waning Gibbous, Moon at 18 days in cycle
84%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 0.0 @ 12:00am
0.0 W/m2 (0 %)
High: 0 @  12:00am
 NWS Weather Forecast  - Outlook: Overnight & Independence Day
Overnight

Overnight: Partly Cloudy
Partly Cloudy

Lo 76 °F
NWS forecast: Partly cloudy, with a low around 76. Wind around 0 mph.
Davis VP+ forecast: Increasing clouds with little temperature change.
 
Independence
Day
Independence Day: Sunny then Chance Showers And Thunderstorms
Sunny then Chance Showers And T-Storms

Hi 100 °F
NWS forecast: A chance of showers and thunderstorms after 2pm. Sunny, with a high near 100. Heat index values as high as 109. Northwest wind 0 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.