weathermetro
Cities / United States
/ Virginia
☀️ McLean weather
Clear sky. .
Feels like 32° Wind 10 km/h W Humidity 55% Pressure 1011 hPa UV 0 Air Fair ☀ 06:19 - 20:07
Right now it is 30° in McLean with clear skies and today's high is 32° with an overnight low of 23° . The sun rises at 06:19 and sets at 20:07, giving 13h 48m of daylight. Over the coming week highs range from 31° to 33° - a steady stretch with little day-to-day change.
McLean is in Virginia, United States, sitting 87 m above sea level, with a population of about 48,000. Local time is America/New_York (UTC−4), and every time on this page is shown in it.
Next 24 hours - temperature
22°
28°
33°
33°
22°
18:00 · 29.9° · 0 mm
19:00 · 29.4° · 0 mm
20:00 · 28.1° · 0 mm
21:00 · 26.9° · 0 mm
22:00 · 26.3° · 0 mm
23:00 · 25.5° · 0 mm
00:00 · 24.8° · 0 mm
01:00 · 23.9° · 0 mm
02:00 · 23.6° · 0 mm
03:00 · 23° · 0 mm
04:00 · 22.9° · 0 mm
05:00 · 22.9° · 1.4 mm
06:00 · 22.6° · 0 mm
07:00 · 22.2° · 0 mm
08:00 · 23.5° · 0 mm
09:00 · 25.4° · 0 mm
10:00 · 26.6° · 0 mm
11:00 · 27.8° · 0 mm
12:00 · 29.6° · 0 mm
13:00 · 30.6° · 0 mm
14:00 · 31.5° · 0 mm
15:00 · 32° · 0 mm
16:00 · 32.4° · 0 mm
17:00 · 32.5° · 0 mm
Precipitation
18:00 · 0 mm
18:00
19:00 · 0 mm
20:00 · 0 mm
21:00 · 0 mm
21:00
22:00 · 0 mm
23:00 · 0 mm
00:00 · 0 mm
00:00
01:00 · 0 mm
02:00 · 0 mm
03:00 · 0 mm
03:00
04:00 · 0 mm
05:00 · 1.4 mm
06:00 · 0 mm
06:00
07:00 · 0 mm
08:00 · 0 mm
09:00 · 0 mm
09:00
10:00 · 0 mm
11:00 · 0 mm
12:00 · 0 mm
12:00
13:00 · 0 mm
14:00 · 0 mm
15:00 · 0 mm
15:00
16:00 · 0 mm
17:00 · 0 mm
Hour by hour
TIME TEMP FEELS RAIN CONDITIONS
18:00
☀️
29.9°
31.6°
-
Clear sky
19:00
☀️
29.4°
30.9°
-
Clear sky
20:00
⛅
28.1°
29.5°
-
Partly cloudy
21:00
☀️
26.9°
28.4°
-
Clear sky
22:00
☁️
26.3°
28.1°
-
Overcast
23:00
☁️
25.5°
27.3°
-
Overcast
00:00
☁️
24.8°
26.7°
-
Overcast
01:00
☁️
23.9°
27.3°
-
Overcast
02:00
☁️
23.6°
26.8°
-
Overcast
03:00
☀️
23°
25.5°
-
Clear sky
04:00
☁️
22.9°
26.1°
-
Overcast
05:00
🌧️
22.9°
24.6°
1.4 mm
Rain
🌤️
TodayAugust 12th
Avg 27° Low 23° at 07:00
High 32° at 16:00
Feels 34° Wind ~13 km/h
Cloudy
Clear
Clear
00:00
25°
02:00
24°
04:00
24°
06:00
23°
08:00
23°
10:00
26°
12:00
29°
14:00
31°
16:00
32°
18:00
30°
20:00
28°
22:00
26°
🌧️
ThursdayAugust 13th
Avg 27° Low 22° at 07:00
High 33° at 17:00
1.4 mm rain Wind ~18 km/h
Cloudy
Clear
Cloudy
00:00
25°
02:00
24°
04:00
23°
06:00
23°
08:00
24°
10:00
27°
12:00
30°
14:00
32°
16:00
32°
18:00
32°
20:00
30°
22:00
27°
☁️
FridayAugust 14th
Avg 27° Low 24° at 07:00
High 32° at 15:00
Wind ~10 km/h
Cloudy
Cloudy
00:00
25°
02:00
25°
04:00
25°
06:00
24°
08:00
24°
10:00
26°
12:00
30°
14:00
31°
16:00
32°
18:00
31°
20:00
28°
22:00
26°
☁️
SaturdayAugust 15th
Avg 26° Low 21° at 06:00
High 32° at 16:00
Wind ~16 km/h
Cloudy
00:00
25°
02:00
24°
04:00
22°
06:00
21°
08:00
23°
10:00
26°
12:00
29°
14:00
31°
16:00
32°
18:00
31°
20:00
28°
22:00
26°
🌧️
SundayAugust 16th
Avg 26° Low 21° at 06:00
High 32° at 18:00
4.7 mm rain Feels 35° Wind ~12 km/h
Rain
Rain
Cloudy
Clear
00:00
25°
02:00
24°
0.2mm
04:00
22°
0.4mm
06:00
21°
08:00
22°
10:00
26°
0.9mm
12:00
29°
0.6mm
14:00
28°
0.2mm
16:00
28°
0.1mm
18:00
32°
20:00
28°
22:00
26°
⛅
MondayAugust 17th
Avg 28° Low 24° at 06:00
High 31° at 14:00
Wind ~17 km/h
Clear
Clear
Partly Cloudy
Partly Cloudy
Clear
00:00
26°
02:00
25°
04:00
24°
06:00
24°
08:00
26°
10:00
28°
12:00
31°
14:00
31°
16:00
31°
18:00
30°
20:00
28°
22:00
26°
☀️
TuesdayAugust 18th
Avg 26° Low 21° at 07:00
High 32° at 16:00
Wind ~8 km/h
Clear
Partly Cloudy
Clear
00:00
25°
02:00
24°
04:00
22°
06:00
21°
08:00
22°
10:00
26°
12:00
29°
14:00
32°
16:00
32°
18:00
31°
20:00
28°
22:00
26°
⛅
WednesdayAugust 19th
Avg 27° Low 23° at 05:00
High 34° at 14:00
Wind ~16 km/h
Clear
Partly Cloudy
Clear
Partly Cloudy
00:00
25°
02:00
24°
04:00
23°
06:00
23°
08:00
24°
10:00
27°
12:00
31°
14:00
34°
16:00
33°
18:00
31°
20:00
28°
22:00
27°
⛅
ThursdayAugust 20th
Avg 30° Low 24° at 06:00
High 37° at 15:00
Feels 39° Wind ~15 km/h
Clear
Clear
Partly Cloudy
Cloudy
00:00
26°
02:00
25°
04:00
24°
06:00
24°
08:00
25°
10:00
29°
12:00
34°
14:00
37°
16:00
37°
18:00
35°
20:00
33°
22:00
30°
🌧️
FridayAugust 21st
Avg 28° Low 23° at 18:00
High 37° at 14:00
65.4 mm rain Feels 39° Wind ~15 km/h
Clear
Partly Cloudy
Rain
00:00
28°
02:00
27°
04:00
27°
06:00
26°
08:00
27°
10:00
30°
12:00
34°
14:00
37°
16:00
28°
3.6mm
18:00
23°
9.4mm
20:00
23°
9.4mm
22:00
24°
8.8mm
🌧️
SaturdayAugust 22nd
Avg 25° Low 23° at 23:00
High 30° at 14:00
28.8 mm rain Feels 33° Wind ~11 km/h
Rain
Cloudy
Rain
00:00
24°
0.1mm
02:00
24°
0.1mm
04:00
23°
06:00
24°
08:00
24°
10:00
25°
12:00
28°
14:00
30°
16:00
28°
1.6mm
18:00
26°
1.6mm
20:00
24°
1.6mm
22:00
23°
6.3mm
☁️
SundayAugust 23rd
Avg 23° Low 21° at 07:00
High 27° at 16:00
Wind ~10 km/h
Cloudy
00:00
22°
02:00
22°
04:00
22°
06:00
21°
08:00
21°
10:00
22°
12:00
24°
14:00
26°
16:00
27°
18:00
26°
20:00
23°
22:00
23°
☀️
MondayAugust 24th
Avg 24° Low 20° at 05:00
High 30° at 15:00
Wind ~9 km/h
Clear
Cloudy
00:00
22°
02:00
21°
04:00
20°
06:00
20°
08:00
21°
10:00
24°
12:00
27°
14:00
29°
16:00
30°
18:00
28°
20:00
26°
22:00
24°
⛅
TuesdayAugust 25th
Avg 26° Low 22° at 05:00
High 31° at 14:00
Feels 33° Wind ~7 km/h
Cloudy
Partly Cloudy
Partly Cloudy
00:00
23°
02:00
23°
04:00
22°
06:00
22°
08:00
23°
10:00
26°
12:00
29°
14:00
31°
16:00
31°
18:00
29°
20:00
26°
22:00
26°
🌦️
WednesdayAugust 26th
Avg 25° Low 22° at 07:00
High 29° at 17:00
0.9 mm rain Wind ~16 km/h
Rain
Rain
Cloudy
Clear
00:00
25°
0.1mm
02:00
23°
0.1mm
04:00
22°
06:00
22°
0.2mm
08:00
22°
0.2mm
10:00
24°
12:00
26°
14:00
27°
16:00
28°
18:00
28°
20:00
25°
22:00
24°
🌦️
ThursdayAugust 27th
Avg 25° Low 21° at 06:00
High 30° at 16:00
2.4 mm rain Wind ~14 km/h
Cloudy
Rain
Rain
Cloudy
Partly Cloudy
00:00
23°
02:00
22°
04:00
21°
0.5mm
06:00
21°
0.2mm
08:00
21°
0.2mm
10:00
25°
12:00
28°
0.1mm
14:00
29°
0.1mm
16:00
30°
18:00
29°
20:00
26°
22:00
25°
Sun
☀️ Sunrise 06:19 · Sunset 20:07
13h 48m of daylight · America/New_York
Air quality
PM2.5 22.2 µg/m³ - Fair
Fine for almost everyone; unusually sensitive people may notice it on a long run.
Source: Copernicus CAMS, updated hourly.
Common questions about McLean weather
Will it rain in McLean today?
No rain is in the forecast for McLean today.
What is the temperature in McLean right now?
It is 30° in McLean right now, though it feels closer to 32° . Today runs between a low of 23° and a high of 32° .
What time is sunrise and sunset in McLean?
The sun rises at 06:19 and sets at 20:07 local time in McLean today, giving 13h 48m of daylight.
What is the air quality in McLean?
PM2.5 in McLean is currently 22.2 µg/m³, which counts as Fair on the European air-quality index. Fine for almost everyone; unusually sensitive people may notice it on a long run.
How accurate is the McLean forecast, and how far ahead does it go?
This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers McLean best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.
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© 2026 WeatherMetro · Weather data: ECMWF, NOAA, DWD, Météo-France, ECCC, MeteoSwiss and others (CC-BY 4.0) · Air quality & history: Copernicus CAMS / C3S · Location data: GeoNames (CC-BY) · Alerts: NWS, MeteoAlarm, ECCC