Heat Advisory HEAT ADVISORY - Fairfax City  - Hanover
Extreme Heat Watch EXTREME HEAT WATCH - Fairfax City  - Hanover

Regional Radar Regional Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.
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Updated: @ 01-Jul-2026 8:30am  
Summary / Temperature Wind Rain Outlook
Partly cloudy Partly cloudy
Currently: 78.3, Max: 77.5, Min: 72.7 78.3°F
Warmer 2.9°F than last hour.

Comfortable

Feels like: 78°F

  Today Yesterday
High: 77.5°F
8:23am
91.9°F
4:58pm
Low: 72.7°F
3:02am
65.7°F
6:37am
 Wind from NNW NNW
2
Gust:
8.9 mph
1 Bft - Light air
Today: 6.9 mph 7:19am
Gust Month: 2.9 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.
Tonight

Tonight: Clear
Clear
Humidity & Barometer Almanac Moon
Humidity: 83 % Decreased 3.3% since last hour.
Dew Point: 72.7°F Increased 1.7°F since last hour.
Barometer: 30.05 inHg  
Baro Trend: Steady
Sunrise: 5:51am
Sunset: 8:36pm
Moonset: 7:04am
Moonrise: 10:08pm
Waning Gibbous
Waning Gibbous, Moon at 15 days in cycle
98%
Illuminated
UV Index Solar Radiation
   1.1     Low 
High: 1.0 @ 8:16am
387.0 W/m2 (37 %)
High: 367 @  8:24am
 NWS Weather Forecast  - Outlook: Today & Tonight
Today

Today: Sunny
Sunny

Hi 98 °F
NWS forecast: Sunny, with a high near 98. Heat index values as high as 105. Southwest wind around 6 mph.
Davis VP+ forecast: Increasing clouds with little temperature change. Precipitation possible within 24 to 48 hours.
 
Tonight

Tonight: Clear
Clear

Lo 73 °F
NWS forecast: Clear, with a low around 73. Heat index values as high as 102. South wind around 5 mph.