Click on a day for an hourly weather forecast
The weather in Chantilly in December is very cold with temperatures between 1°C and 8°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Chantilly during the month of December. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
You can expect a few days of snow in Chantilly during December. It’s important to get out your snow boots and warm mittens to stay warm while you explore Chantilly.
Our weather forecast can give you a great sense of what weather to expect in Chantilly in December 2024.
If you’re planning to visit Chantilly in the near future, we highly recommend that you review the 14 day weather forecast for Chantilly before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -3° | 6 | 18 | 7 | 103 mm | Awful | Chantilly in January |
| February | 7° / -2° | 7 | 15 | 7 | 118 mm | Awful | Chantilly in February |
| March | 12° / 3° | 8 | 19 | 4 | 124 mm | Awful | Chantilly in March |
| April | 18° / 8° | 8 | 22 | 1 | 122 mm | Ok | Chantilly in April |
| May | 24° / 13° | 9 | 22 | 0 | 158 mm | Good | Chantilly in May |
| June | 29° / 18° | 6 | 24 | 0 | 128 mm | Good | Chantilly in June |
| July | 32° / 20° | 6 | 25 | 0 | 139 mm | Good | Chantilly in July |
| August | 31° / 20° | 7 | 25 | 0 | 139 mm | Ok | Chantilly in August |
| September | 27° / 16° | 6 | 24 | 0 | 120 mm | Perfect | Chantilly in September |
| October | 20° / 11° | 5 | 26 | 0 | 141 mm | Good | Chantilly in October |
| November | 12° / 4° | 5 | 24 | 1 | 102 mm | Ok | Chantilly in November |
| December | 8° / 1° | 6 | 21 | 4 | 133 mm | Bad | Chantilly in December |