Fairfax, VA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Fairfax, VA in one place.
Sunny, with a high near 73. North wind around 15 mph, with gusts as high as 25 mph.
Local Weather Overview
This forecast page for Fairfax, VA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 30, 2026 6:40 PM EDT.
The active forecast window currently covers May 30 to Jun 5, 2026 for Fairfax, VA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 5, 2026
- Latest sync
- May 30, 2026 6:40 PM EDT
- Forecast office
- LWX
- Source
- NOAA / NWS
Daily Outlook
This Week in Fairfax
Friday looks like the warmest upcoming period in Fairfax at 88 degrees F.
Tonight is the coolest period ahead with temperatures near 49 degrees F.
The strongest winds are forecast for This Afternoon at about 15 mph N.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- May 30, 2026 6:40 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- LWX
- Radar station
- KLWX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 49. North wind 5 to 14 mph, with gusts as high as 24 mph.
Sunny, with a high near 75. Northwest wind around 5 mph.
Mostly clear, with a low around 56. Southwest wind around 5 mph.
Mostly sunny, with a high near 78. North wind 2 to 9 mph.
Partly cloudy, with a low around 55.
A slight chance of rain showers between 8am and 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 74.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 54.
Sunny, with a high near 75.
Partly cloudy, with a low around 55.
Sunny, with a high near 81.
Mostly clear, with a low around 61.
Sunny, with a high near 88.
Partly cloudy, with a low around 66.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
May 30
|
Sunny
|
73°F |
15 mph
N
|
|
Tonight
May 30
|
Clear
|
49°F |
5 to 14 mph
N
|
|
Sunday
May 31
|
Sunny
|
75°F |
5 mph
NW
|
|
Sunday Night
May 31
|
Mostly Clear
|
56°F |
5 mph
SW
|
|
Monday
Jun 1
|
Mostly Sunny
|
78°F |
2 to 9 mph
N
|
|
Monday Night
Jun 1
|
Partly Cloudy
|
55°F |
5 to 8 mph
NE
|
|
Tuesday
Jun 2
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
74°F |
6 to 9 mph
NE
|
|
Tuesday Night
Jun 2
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
54°F |
2 to 8 mph
NE
|
|
Wednesday
Jun 3
|
Sunny
|
75°F |
6 to 12 mph
N
|
|
Wednesday Night
Jun 3
|
Partly Cloudy
|
55°F |
2 to 8 mph
NE
|
|
Thursday
Jun 4
|
Sunny
|
81°F |
3 to 7 mph
N
|
|
Thursday Night
Jun 4
|
Mostly Clear
|
61°F |
6 mph
NW
|
|
Friday
Jun 5
|
Sunny
|
88°F |
3 to 7 mph
W
|
|
Friday Night
Jun 5
|
Partly Cloudy
|
66°F |
2 to 6 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Fairfax.
Nearby forecast pages are not available for this location yet.
