Chantilly in september: average Weather, Temperature and Climate
Weather in Chantilly in september 2025
The weather in Chantilly in september comes from statistical datas on the past years. You can view the weather statistics the entire month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
56°F
Clear/Sunny
30% of time
22%
21%
14%
Weather at 12pm
70°F
Clear/Sunny
41% of time
24%
21%
10%
Weather at 6pm
63°F
Clear/Sunny
41% of time
24%
24%
9%
Weather at 3am
56°F
33%
26%
20%
15%
Evolution of daily average temperature and precipitation in Chantilly in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Chantilly in september.
The climate of Chantilly in september is good
The climate in september in Chantilly is quite dry (with 2.4in of rainfall over 4 days). The weather is better from the previous month since in august it receives an average of 3.8in of rainfall over 6 days.
The climate quite nice here september. The high seasonal norm is 72°F. On average, the recorded minimum temperature is 54°F. Thus, the mean temperature average on this month of september in Chantilly is 63°F. Note that seasonal normals are in contrast with those observed in Chantilly in the month of september with a maximum record of 92°F in 2021 and a minimum record of 41°F in 2010. You can expect to have about 25 days with temperatures above 65°F, or 83% of time.
In september in Chantilly, the days on average last 12:37. The sun rises at 06:26 and sets at 19:03.
With a good weather, this month is a good time to go in that area in Picardy.
Seasonal average climate and temperature of Chantilly in september
Check below seasonal norms These statistics are set from the weather statements of the past years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 63°F | ||||
| Highest temperature | 72°F | ||||
| Lowest temperature | 54°F | ||||
| Highest record temperature | 92°F (2021) | ||||
| Lowest record temperature | 41°F (2010) | ||||
| Number of days at +86°F | 1 day(s) (3%) | ||||
| Number of days at +65°F | 25 day(s) (83%) | ||||
| Wind | |||||
| Wind speed | 15km/h | ||||
| Wind temperature | 54°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.4in | ||||
| Number of days with rainfall | 4 day(s) (14%) | ||||
| Record daily rainfall | 1.2in (2017) | ||||
| Other climate data | |||||
| Humidity | 89% | ||||
| Visibility | 9.01km | ||||
| Cloud cover | 38% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:26 | ||||
| Time of sunset | 19:03 | ||||
| Length of day | 12:37 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Chantilly in september 2024:
68°F to 88°F
67°F to 76°F
65°F to 74°F
59°F to 74°F
61°F to 65°F
59°F to 74°F
63°F to 79°F
58°F to 67°F
59°F to 63°F
54°F to 67°F
56°F to 61°F
49°F to 61°F
47°F to 67°F
50°F to 65°F
49°F to 70°F
52°F to 68°F
56°F to 72°F
59°F to 76°F
59°F to 76°F
56°F to 76°F
59°F to 76°F
61°F to 65°F
58°F to 68°F
58°F to 61°F
56°F to 59°F
59°F to 63°F
54°F to 61°F
47°F to 58°F
47°F to 58°F
56°F to 61°F
Map: other cities in Picardy in september
Cities near Chantilly:
| Creil in september | good weather |
| Senlis in september | good weather |
| Nogent-sur-Oise in september | good weather |
| Asterix Park in september | good weather |
| Pont-Sainte-Maxence in september | good weather |
| Clermont de l'Oise in september | good weather |
| Meru in september | good weather |
| Crépy-en-Valois in september | good weather |
| Saint-Just-en-Chaussee in september | good weather |
| Compiègne in september | good weather |
| Beauvais (Oise) in september | good weather |
| Villers-Cotterêts in september | good weather |
Click over cities on the map for information about the weather in september.
Chantilly
perfect weather
good
tolerable
bad
very bad
Weather data for Chantilly in september:
Weather data for Chantilly for september are derived from an average of the weather forecast since 2009 in Chantilly. There is a margin of error and these forecasts are to be considered as general information only. The weather in Chantilly can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Chantilly.