Chantilly Weather Forecast
- 64
- 70
Rain Showers
- 66
- 73
Chance Rain Showers
- 70
- 82
Rain Showers Likely
- 72
- 90
Chance Rain Showers
- 68
- 93
Chance Thunderstorms
- 64
- 86
Mostly Sunny
- 69
- 88
Partly Sunny
Today 15 Jun Eastern Loudoun
Cloudy with scattered Showers. Highs in the upper 60s. East Winds around 10 Mph. Chance of rain 50 percent.
Tonight 15 Jun Eastern Loudoun
Numerous Showers. Patchy fog. Lows in the lower 60s. East Winds 5 to 10 Mph. Chance of rain 70 percent.
Chantilly Temperature Statistics
June Temperature
Washington/Dulles International Airport, DC (2.5 miles)
Lowest 2 June, 2025
43.6 °FAverage June
72.1 °FHighest 12 June, 2025
88 °F
Climate (2020–Present)
Washington/Dulles International Airport, DC (2.5 miles)
Average Low 2020–2025
47.9 °FAverage 2020–2025
58.3 °FAverage High 2020–2025
68.5 °F