Weather in Chantilly, United States 🇺🇸
As of now, Chantilly is 9°C and clear, feeling like 7°C. The air is at 63% humidity and winds are about 8 km/h, and the UV index is 0 (low). Looking ahead, Chantilly should sit between roughly 4°C and 19°C over the coming days.
Hourly Forecast for Chantilly
14-Day Forecast for Chantilly
Sunny
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Overcast
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Additional Forecasts for Chantilly
Air Quality
Historical Weather
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Best Time to Be Outside in Chantilly Today
The most comfortable window in Chantilly today looks like 13:00 to 16:00, when it is around 19°C. It should stay dry through that window. No significant rain is expected in the next several hours.
Frequently Asked Questions about Weather in Chantilly
What is the temperature in Chantilly right now?
Chantilly is sitting at 9°C (47°F) right now, clear (feels like 7°C).
What's the weather like in Chantilly right now?
Conditions in Chantilly right now: Clear, humidity 63%, wind 8 km/h NNW.
What is today's forecast for Chantilly?
Today in Chantilly: high 18°C, low 4°C, sunny. Chance of rain: 2%.
What is the 7-day weather forecast for Chantilly?
Daily highs and lows for Chantilly:
- 2026-10-19: 18°C / 4°C
- 2026-10-20: 19°C / 7°C
- 2026-10-21: 17°C / 6°C
- 2026-10-22: 19°C / 6°C
- 2026-10-23: 17°C / 6°C
- 2026-10-24: 16°C / 4°C
- 2026-10-25: 17°C / 5°C
Is it going to rain in Chantilly today?
There is a 2% chance of rain in Chantilly today.
What is the wind speed in Chantilly right now?
Wind in Chantilly is currently 8 km/h (5 mph) from the NNW.
What is the UV index in Chantilly right now?
The UV index in Chantilly is currently 0 (low). Sun protection is recommended when the index is 3 or higher.
