Weather in Fairfax, VA
Updated 2026-08-11 12:00 local time · ZIP codes 22030, 22031, 22032, 22033 + more
Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
78°5% rain
87°4% rain89°4% rain91°3% rain
86°6% rain
80°23% rain85°6% rain84°6% rain80°6% rain
77°6% rain76°6% rain75°7% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 23%).
It feels like 81°F with winds near 5 mph.
78°F, 5% rain chance and 5 mph wind.
Visibility is around 10 mi; gusts may reach 23 mph.
Current temperature is 78°F, wind 5 mph, rain chance up to 23%.
UV index is 7. Sunscreen, shade and protective clothing are recommended.
Fairfax weather today
Cloudy and 78°F in Fairfax, VA. Today's high is 91°F with a 57% rain chance. Winds are around 5 mph with gusts near 7 mph. Relative humidity is 70%, pressure is 29.97 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Fairfax
Sunrise is at 06:19 AM and sunset is at 08:09 PM. Tomorrow's forecast calls for Sunny with a high near 90°F and a low near 69°F. The maximum rain chance is 37%.