FAIRFAX, VA 22031 Weather Forecast & Current Conditions

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FORT BELVOIR, VA
Current Weather

11:55 AM EDT APR 1, 2026
Clear
81°F
Feels Like: 81°F
Dewpoint: 57°F
Rel. Hum.: 44%
Visibility: 10 miles
Wind: W at 3 mph
Pressure: 30.06 inches
Last 72 hours

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FAIRFAX, VA 22031
Weather Forecast

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REST OF TODAY
Mostly sunny. Numerous showers and scattered thunderstorms this afternoon. Some thunderstorms may produce gusty winds and small hail this afternoon. Hot with highs in the mid 80s. Southwest winds 5 to 10 mph. Chance of rain 70 percent.
TONIGHT
Showers and scattered thunderstorms in the evening, then scattered showers and thunderstorms after midnight. Patchy fog after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Visibility one quarter mile or less at times after midnight. Lows in the lower 60s. Southeast winds around 5 mph, becoming east after midnight. Chance of rain 80 percent.
THURSDAY
Patchy fog in the morning. Mostly cloudy in the morning, then partly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s. East winds 5 to 10 mph. Chance of rain 50 percent.
THURSDAY NIGHT
Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Lows in the mid 50s. East winds 5 to 10 mph. Chance of rain 50 percent.
FRIDAY
Mostly sunny. Highs in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph.
FRIDAY NIGHT
Partly cloudy. Lows in the mid 60s.
SATURDAY
Mostly sunny. Hot with highs in the mid 80s.
SATURDAY NIGHT
Partly cloudy with a 30 percent chance of showers. Lows in the lower 60s.
SUNDAY
Showers. Highs in the lower 70s. Chance of rain 80 percent.
SUNDAY NIGHT
Mostly cloudy with a 40 percent chance of showers. Cooler with lows in the lower 40s.
MONDAY
Sunny. Highs in the upper 50s.
MONDAY NIGHT
Mostly clear. Lows around 40.
TUESDAY
Partly sunny. Highs in the lower 60s.

Visible Weather Satellite
FAIRFAX, VA 22031
Infrared Weather Satellite
FAIRFAX, VA 22031
NEXRAD Weather Radar
FAIRFAX, VA 22031

FORT BELVOIR, VA 3 hourly weather forecast

weather forecast created  7:00 PM EST  3/31/2026
Wednesday
1 APR 2026
FAIRFAX, VA 22031 weather forecast Day 1, 0 hours 1 AM 31° 25° Clear 0%

0% Thunder
( 0% severe)
WNW   6 64% 21°
Low 26° FAIRFAX, VA 22031 weather forecast Day 1, 3 hours 4 AM 29° 24° Clear W   5 64% 19°
High 39° FAIRFAX, VA 22031 weather forecast Day 1, 6 hours 7 AM 27° 22° Clear 0%

0% Thunder
( 0% severe)
W   5 63% 17°

Increasing Clouds



FAIRFAX, VA 22031 weather forecast Day 1, 9 hours 10 AM 27° 22° Clear W   5 66% 18°
FAIRFAX, VA 22031 weather forecast Day 1, 12 hours 1 PM 32° 29° Partly Cloudy 1%

0% Thunder
( 0% severe)
W   3 65% 22°
FAIRFAX, VA 22031 weather forecast Day 1, 15 hours 4 PM 36° 32° Mostly Cloudy SSE   5 60% 24°
FAIRFAX, VA 22031 weather forecast Day 1, 18 hours 7 PM 38° 34° Mostly Cloudy 5%

0% Thunder
( 0% severe)
S   6 61% 26°
FAIRFAX, VA 22031 weather forecast Day 1, 21 hours 10 PM 37° 33° Mostly Cloudy SSE   5 66% 27°
Thursday
2 APR 2026
FAIRFAX, VA 22031 weather forecast Day 2, 0 hours 1 AM 34° 31° Mostly Cloudy 29%
SNOW
<.1 in
0% Thunder
( 0% severe)
SSE   3 68% 25°
Low 30° FAIRFAX, VA 22031 weather forecast Day 2, 3 hours 4 AM 33° 29° Mostly Cloudy NE   5 74% 26°
High 39° FAIRFAX, VA 22031 weather forecast Day 2, 6 hours 7 AM 33° 27° Overcast 51%
SNOW
***
0% Thunder
( 0% severe)
NE   7 78% 27°

Overcast

Snow Likely

FAIRFAX, VA 22031 weather forecast Day 2, 9 hours 10 AM 33° 26° Overcast NNE   8 81% 28°
FAIRFAX, VA 22031 weather forecast Day 2, 12 hours 1 PM 35° 28° Mostly Cloudy 65%
SNOW
>20 in
0% Thunder
( 0% severe)
NNE   9 75% 28°
FAIRFAX, VA 22031 weather forecast Day 2, 15 hours 4 PM 37° 30° Mostly Cloudy NNE   10 69% 28°
FAIRFAX, VA 22031 weather forecast Day 2, 18 hours 7 PM 38° 31° Mostly Cloudy 66%
SNOW
***
0% Thunder
( 0% severe)
NNE   10 70% 29°
FAIRFAX, VA 22031 weather forecast Day 2, 21 hours 10 PM 38° 32° Mostly Cloudy NNE   8 70% 29°

FORT BELVOIR, VA extended weather forecast

Friday
3 APR 2026
Saturday
4 APR 2026
Sunday
5 APR 2026
Monday
6 APR 2026
Tuesday
7 APR 2026
Low 48° Low 58° Low 62° Low 42° Low 36°
High 79° High 82° High 70° High 63° High 63°
FAIRFAX, VA 22031 weather forecast Day 3 FAIRFAX, VA 22031 weather forecast Day 4 FAIRFAX, VA 22031 weather forecast Day 5 FAIRFAX, VA 22031 weather forecast Day 6 FAIRFAX, VA 22031 weather forecast Day 7
Mostly Cloudy
14% Rain
Partly Cloudy
13% Rain
Overcast
63% Rain
Partly Cloudy
20% Rain
Overcast
27% Rain
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