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McLean
Weather averages
ClimateForecastJulyAugust >>

McLean Climate by Month

The graphs below provide an overview of the climate in McLean (Virginia), the United States of America. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly hours of sunshine

The average monthly total hours of sunshine over the year
* Data from: Washington DC, the United States of America (15 KM, 9 Miles).

Daily percent of sunshine

The mean percent of hours of sunhours during the day over the year
* Data from: Washington DC, the United States of America (15 KM, 9 Miles).

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average humidity

The mean monthly relative humidity over the year
* Data from: Washington DC, the United States of America (15 KM, 9 Miles).

Average wind speed

The mean monthly wind speed over the year (in meters per second)
* Data from: Washington DC, the United States of America (15 KM, 9 Miles).

Forecast for McLean

Fri   Jul 26
29°C | 21°C
NE 14 km/h
almost clear and no rain

almost clear and no rain

hourly forecast
Sat   Jul 27
32°C | 22°C
SE 18 km/h
almost clear and no rain

almost clear and no rain

hourly forecast
Sun   Jul 28
34°C | 22°C
S 14 km/h
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
5-Day Forecast 10-Day Forecast

The best time of year to visit McLean in the United States of America

Other facts from our historical weather data:

  • Which is the warmest month in McLean?
    July has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in McLean?
    The coldest month is January with an average maximum temperature of 6°C.
  • Which is the wettest month in McLean?
    June tops the wettest month list with 137 mm of rainfall.
  • Which is the driest month in McLean?
    February is the driest month with 67 mm of precipitation.
  • Which is the sunniest month in McLean?
    June is the sunniest month with an average of 282 hours of sunshine.

    • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

     

     

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