Local weather forecast

Weather in Fairfax, VA

Updated 2026-09-26 08:45 local time · ZIP codes 22030, 22031, 22032, 22033 + more

Sunny
Now56°F

Sunny

High / Low65° / 55°
Rain chance57%
Wind12 mph
Weather alerts

Active alerts

2
Small Craft Advisory issued September 26 at 2:35AM EDT until September 27 at 6:00AM EDT by NWS Baltimore MD/Washington DC

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, and Patapsco River including Baltimore Harbor. * WHEN...Until 6 AM EDT Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory issued September 26 at 7:45AM EDT until September 27 at 6:00AM EDT by NWS Baltimore MD/Washington DC

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, and Patapsco River including Baltimore Harbor. * WHEN...Until 6 AM EDT Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Hourly

Next hours

NowSunny56°6% rain
10 AMOvercast64°11% rain
11 AMCloudy63°10% rain
12 PMOvercast65°12% rain
1 PMOvercast65°12% rain
2 PMPatchy rain nearby63°13% rain
3 PMPatchy rain nearby64°13% rain
4 PMPatchy rain nearby62°14% rain
5 PMPatchy rain nearby60°21% rain
6 PMOvercast59°19% rain
7 PMPatchy rain nearby59°24% rain
8 PMPatchy rain nearby60°25% rain
Forecast

3-day weather forecast

Today2026-09-26
Sunny
65° 55°Sunny
Rain 57%Gust 14 mph
Tomorrow2026-09-27
Overcast
62° 57°Overcast
Rain 75%Gust 14 mph
Monday2026-09-28
Overcast
67° 57°Overcast
Rain 37%Gust 9 mph
Conditions

Weather details

Feels like49°F
Humidity65%
Pressure29.94 inHg
Visibility6 mi
Wind12 mph NNW
Wind gusts33 mph
Precipitation0.00 in
UV index0
Daylight

Sunrise, sunset and moon

Sunrise07:00 AM
Sunset07:00 PM
Moonrise06:50 PM
Moon phaseFull Moon
Next 24 hours

Key weather changes ahead

Warmest hour12 PM · 65°F
Coolest hour11 PM · 57°F
Highest rain chance11 PM · 70%
Strongest gusts9 AM · 32 mph
Recent change

Today vs yesterday in Fairfax

Forecast high65°F -7°
Forecast low55°F +3°
Rain chance57% +57 pts
YesterdayOvercast
Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 25%).

A jacket or sweater is a good idea

It feels like 49°F with winds near 12 mph.

Best window: 12 PM

65°F, 12% rain chance and 12 mph wind.

Allow a little extra driving time

Visibility is around 6 mi; gusts may reach 33 mph.

Good conditions for an easy run

Current temperature is 56°F, wind 12 mph, rain chance up to 25%.

Low UV protection needs

UV index is 0.

Local weather characteristics in Fairfax

Virginia ranges from Atlantic coastal plain to Appalachian highlands. Summers are generally warm and humid, while mountain areas are cooler and winter conditions vary substantially statewide.

Fairfax is part of the South weather region. The forecast point is near 38.85°N latitude and 77.31°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.

Fairfax weather today

Sunny and 56°F in Fairfax, VA. Today's high is 65°F with a 57% rain chance. Winds are around 12 mph with gusts near 33 mph. Relative humidity is 65%, pressure is 29.94 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Fairfax

Sunrise is at 07:00 AM and sunset is at 07:00 PM. Tomorrow's forecast calls for Overcast with a high near 62°F and a low near 57°F. The maximum rain chance is 75%.

Nearby

Weather near Fairfax

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