Climate in Chantilly (Virginia), United States of America

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Average monthly minimum and maximum temperature in Chantilly, the United States of America

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly hours of sunshine in Chantilly, the United States of America

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* Data from: Washington DC, the United States of America (34 KM, 21 Miles).

Daily percent of sunshine

The mean percent of hours of sunhours during the day over the year

Average monthly percentage of sunshine in Chantilly, the United States of America

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* Data from: Washington DC, the United States of America (34 KM, 21 Miles).

Monthly precipitation

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

Average monthly rainfall, snow, precipitation in Chantilly, the United States of America

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Monthly rainy days

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

Average monthly rainy days in Chantilly, the United States of America

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Average humidity

The mean monthly relative humidity over the year

Average monthly relative humidity in Chantilly, the United States of America

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* Data from: Washington DC, the United States of America (34 KM, 21 Miles).

Weather Forecasts for Chantilly

Thu   Mar 28
13°C | 6°C
NW 22 km/h
4.2 mm
broken clouds and rain

broken clouds and rain

Fri   Mar 29
17°C | 2°C
NW 32 km/h
0.2 mm
partly cloudy and small chance of slight rain

partly cloudy and small chance of slight rain

Sat   Mar 30
16°C | 2°C
S 14 km/h
1.6 mm
broken clouds and slight rain

broken clouds and slight rain

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

Other facts from our historical weather data:

  • When is summer in Chantilly?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Chantilly?
    July has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Chantilly?
    The coldest month is January with an average maximum temperature of 6°C.
  • Which is the wettest month in Chantilly?
    October tops the wettest month list with 139 mm of rainfall.
  • Which is the driest month in Chantilly?
    February is the driest month with 64 mm of precipitation.
  • Which is the sunniest month in Chantilly?
    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.