Chantilly in December
5.4out of 10
Not the best time
Cold: highs around 8°C. Frequent rain: about 9 rainy days.
8°CAvg high
0°CAvg low
9Rainy days (88 mm)
9:17 hDaylight
07:27Sunrise · 16:44 Sunset
Why this score
- Cold: highs around 8°C
- Frequent rain: about 9 rainy days
What to wear and pack
- A warm jacket
- Rain jacket or compact umbrella
- Gloves for freezing mornings
How reliable is the forecast?
Rainfall in December is fairly consistent from year to year (2.7 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 6°C | -2°C | 78 mm | 9 | – | – | 5.0 |
| February | 8°C | -1°C | 71 mm | 8 | – | – | 5.5 |
| March | 13°C | 3°C | 96 mm | 10 | – | – | 6.1 |
| April | 19°C | 8°C | 87 mm | 11 | – | – | 7.2 |
| May | 24°C | 14°C | 97 mm | 11 | – | – | 7.5 |
| June | 29°C | 18°C | 87 mm | 12 | – | – | 7.5 |
| July | 31°C | 21°C | 98 mm | 12 | – | – | 6.8 |
| August | 30°C | 20°C | 84 mm | 11 | – | – | 7.3 |
| September | 26°C | 16°C | 110 mm | 10 | – | – | 7.7 |
| October | 20°C | 10°C | 86 mm | 8 | – | – | 7.7 |
| November | 13°C | 4°C | 76 mm | 8 | – | – | 6.7 |
| December | 8°C | 0°C | 88 mm | 9 | – | – | 5.4 |
Frequently asked questions
How hot is Chantilly in December?
Daytime highs average 8°C and nights about 0°C.
When is the best time to visit Chantilly?
The best months are September, October, May, June.