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WeatherLive › Virginia › McLean

McLean, VA Weather (22101)

ZIP codes: 22101 · 22106 · 22109 · 22107 · 22108
Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherMcLean · 8:02 PM EDT
91° | 72°
83°F
Feels like 83°
Sunny
WindNW 4 mph · Gusts 12 mph
Precip9% · –
Humidity43% · Dew point 58°
UV index8 Very high
Air Quality56 Moderate
Pressure29.88 inHg
Visibility6 mi
Sunrise / Sunset6:25 AM · 8:00 PM · 13h 35m

Weather map — McLean

Full radar →
Now
83°
1%
4 mph
21:00
80°
1%
4 mph
22:00
78°
2%
5 mph
23:00
76°
2%
4 mph
00:00
74°
3%
4 mph
01:00
73°
4%
5 mph
02:00
72°
5%
4 mph
03:00
71°
5%
3 mph
04:00
70°
5%
5 mph
05:00
69°
6%
5 mph
06:00
70°
5%
4 mph
07:00
69°
5%
4 mph
08:00
71°
4%
4 mph
09:00
75°
3%
4 mph
10:00
78°
2%
4 mph
11:00
82°
1%
6 mph
12:00
84°
1%
5 mph
13:00
86°
1%
6 mph
14:00
88°
1%
6 mph
15:00
89°
1%
5 mph
16:00
89°
0%
6 mph
17:00
89°
1%
5 mph
18:00
88°
1%
3 mph
19:00
86°
1%
3 mph

Today · Tue 8/18

High 91°
9% / –

Sunny. Winds N at 8 mph.

Tonight · Tue 8/18

Low 69°
1% / –

Sunny. Winds N at 4 mph.

Tomorrow · Wed 8/19

89° | 69°
2% / –

Sunny. Winds NW at 6 mph.

7-day trend

McLean · temperature + precipitation

10-day forecast

Updated 8:02 PM

Details & indices

Wind
4 mph NW
Gusts 12 mph
Humidity
43%
Dew point 58°
Pressure
29.88 inHg
Falling
UV index
8 — Very high
High today
Air Quality
Moderate
AQI 56 · US EPA
Allergy
Very high
Mugwort
Visibility
6 mi
Clear view
Allergy — McLean

🌿 Conditions right now

View all →
Birch
None
Grass
Moderate
Oak
None
Alder
None
Hazel
None
Mugwort
Very high
Ragweed
Low

Sun & moon

Sunrise6:25 AM
Sunset8:00 PM
Length of day13h 35m
Moonrise12:50 PM
Moonset10:48 PM
Moon phase🌓 First Quarter · 39%
Next full moonAug 28 Sturgeon Moon
Latitude38.9343°N
Longitude-77.1775°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
🌤️
Virginia Beach
—
— 🌤️
Norfolk
—
— 🌤️
Chesapeake
—
— 🌤️
Richmond
—
— 🌤️
Arlington
—
— 🌤️
Newport News
—
—
Data sources · Tuesday, August 18
Where the McLean forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 38.9343°N, -77.1775°.
NBM + global weather models
Updated: 8:02 PM
ZIP codes in McLean
📮
22101
McLean
 📮
22106
McLean
 📮
22107
McLean
 📮
22108
McLean
 📮
22109
McLean
Weather in McLean
Over the next 10 days McLean tops out around 91° (Tuesday) and dips to 62° on the coolest night (Thursday). Models drop roughly 2.0 in of precipitation across the stretch — watch Sunday (92%). Hold onto the patio furniture Sunday: gusts could hit 26 mph. No active NWS alerts at the moment — quiet on the hazards front. Right now McLean is running about 17° warmer than Pittsburgh. Longer view: variable mid-latitude weather in every season.
McLean, VA · Elev 285 ft · 38.93°N, 77.18°W · Virginia · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 8:02 PM