Weather forecast for 10 daysMcLean, VA

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 55°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 12mphN 359°
  • Humidity: 45%
  • UV index: 4
  • Sunrise: 7:20 am EDT
  • Sunset: 6:27 pm EDT
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Today, on Saturday, October 17, expect bright skies and plenty of sunshine.
Expected temperature values will span from a refreshing 55.4°F down to an icy 37.4°F.
The forecast high of 55.4°F is more in line with November's average of 54.1°F than October's 66.4°F.
Sunrise was at 7:20 am and sunset will be at 6:27 pm; the daylight will last for 11h and 7min.

Sunday Oct 18, 2026

  • 61°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphNNE 21°
  • Humidity: 45%
  • UV index: 5
  • Sunrise: 7:21 am EDT
  • Sunset: 6:26 pm EDT
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On Sunday, October 18, the weather remains calm, bright, and sunny.
The temperature is predicted to vary between a breezy 60.8°F and an icy 39.2°F.
The highest temperature for tomorrow is forecasted to be a few degrees lower than the average October temperature of 66.4°F.
Sunrise will be at 7:21 am and sunset at 6:26 pm; tomorrow's daylight will last for 11h and 5min.

10-day overview

Daily temperatures

Warmest day: Tuesday 72°C.
Coldest day: today 55°C.

Chance of precipitation

Highest chance: Sunday - Monday 22%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 55°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 12mphN 359°
  • Humidity: 45%
  • UV index: 4
  • Sunrise: 7:20 am EDT
  • Sunset: 6:27 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 61°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphNNE 21°
  • Humidity: 45%
  • UV index: 5
  • Sunrise: 7:21 am EDT
  • Sunset: 6:26 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphN 0°
  • Humidity: 51%
  • UV index: 5
  • Sunrise: 7:22 am EDT
  • Sunset: 6:24 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 72°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 11mphN 353°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:23 am EDT
  • Sunset: 6:23 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 66°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 10mphN 3°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:24 am EDT
  • Sunset: 6:22 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 70°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 10mphNNW 343°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:25 am EDT
  • Sunset: 6:20 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 66°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphN 5°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:26 am EDT
  • Sunset: 6:19 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 63°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 8mphNNE 18°
  • Humidity: 60%
  • UV index: 4
  • Sunrise: 7:27 am EDT
  • Sunset: 6:18 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 64°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 7mphN 351°
  • Humidity: 62%
  • UV index: 4
  • Sunrise: 7:28 am EDT
  • Sunset: 6:16 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 70°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 7mphNW 324°
  • Humidity: 62%
  • UV index: 4
  • Sunrise: 7:29 am EDT
  • Sunset: 6:15 pm EDT
  • ▼
For the coming ten days, primarily clear and occasionally gloomy weather is forecasted.
Rain is not predicted in McLean in the upcoming days.
Expect a substantial fluctuation in daytime highs over the next several days. Maximum temperatures are forecasted between 55.4°F and 71.6°F, while the lowest night temperatures will vary also significantly, as the lowest temperatures will be recorded between 37.4°F and 50°F.
Expect the warmest day on Tuesday, with temperatures peaking at 71.6°F; today is the coldest day, with a maximum temperature of 55.4°F.
Updated: Oct 17, 2026 @ 18:36:18 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect sunny weather with a crisp, clear sky.

Tomorrow, the highest temperature in McLean will be 60.8°F, while the lowest temperature will be 39.2°F.
The highest temperature will be relatively lower than the average maximum of 66.4°F in October. The lowest temperature tomorrow will be noticeably lower than the average low of 50.7°F.

On Sunday, in McLean, sunrise will be at 7:21 am and sunset at 6:26 pm (EDT).

Tomorrow, the daylight will last for 11h and 5min.