Alsace in september: average Weather, Temperature and Climate, Where to go?
Weather in Alsace in september 2025
Below, you have access to the weather forecast for the month of september for most popular cities in Alsace. These forecasts are statistics for the month of september from weather reports for many years. The percentage indicates the possibility of having the weather mentioned.
Average weather in september in Strasbourg
good weather
Weather at 6am
54°F
Clear/Sunny
37% of time
28%
15%
10%
Weather at 12pm
72°F
Clear/Sunny
48% of time
27%
17%
7%
Weather at 6pm
61°F
Clear/Sunny
51% of time
24%
17%
4%
Weather at 3am
54°F
39%
23%
20%
13%
More information about the weather in Strasbourg in september
Where to go in Alsace in september?
Where to go in Alsace in september: destination map
perfect weather
good
tolerable
bad
very bad
Where to go in september based on the weather?
| Bas-Rhin (Strasbourg, Obernai, Haguenau...) | 70°F to 72°F | 3 à 5 days | good weather |
| Haut-Rhin (Mulhouse, Colmar (Haut-Rhin), Riquewihr...) | 68°F to 72°F | 3 à 6 days | good weather |
Where should you go in Alsace in september when it comes to the weather?
Remember:
The climate in Alsace in september is good across the board.
Good news: It is not ideal 100%, but the weather in Alsace that month is good averywhere: in Mulhouse, Niederbronn-les-Bains, Strasbourg, Sélestat, Haguenau, Schiltigheim, Obernai, Colmar (Haut-Rhin) and Ribeauvillé. I allows to savor vacation in these places. And even why not take a little time to take a nap at the pool under the sun!
Climate in Alsace in september
Climate in Strasbourg in september
In the month of september, maximum temperature is 72°F and minimum temperature is 54°F (for an average temperature of 63°F). The climate comfortable there in the month of september. With barely 2.3in over 4 days, the rain will not be a problem for your holidays.
With a good climate, september is a good month to go in this city.
| September | |||
| Average temperature | 63°F | ||
| Highest temperature | 72°F | ||
| Lowest temperature | 54°F | ||
| Rainfall | 2.3in | ||
| Number of days with rainfall | 4 day(s) (13%) | ||
| Humidity | 88% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 32% | ||
| Length of day | 12:35 | ||
| Our opinion at whereandwhen.net | good |
Climate in Colmar (Haut-Rhin) in september
In the month of september, the mean temperature in Colmar (Haut-Rhin) is 63°F (maximum temperature is 72°F and minimum temperature is 54°F). The climate comfortable there in september. With 2in over 3 days, you will experience some showers during your journey. But this is rather moderate and you will not be too bothered by it.
With a good climate, september is an advisable month to go in this city.
| September | |||
| Average temperature | 63°F | ||
| Highest temperature | 72°F | ||
| Lowest temperature | 54°F | ||
| Rainfall | 2in | ||
| Number of days with rainfall | 3 day(s) (11%) | ||
| Humidity | 89% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 30% | ||
| Length of day | 12:35 | ||
| Our opinion at whereandwhen.net | good |
Climate in Mulhouse in september
In the month of september, the mean temperature in Mulhouse is 65°F (maximum temperature is 72°F and minimum temperature is 56°F). The climate quite good in that locality in september. With 3.1in over 5 days, rainfall can happen throughout your trip. But this is pretty reasonably and you will not be too bothered by it.
With a good weather, september is a good month to go in this locality.
| September | |||
| Average temperature | 65°F | ||
| Highest temperature | 72°F | ||
| Lowest temperature | 56°F | ||
| Rainfall | 3.1in | ||
| Number of days with rainfall | 5 day(s) (17%) | ||
| Humidity | 89% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 32% | ||
| Length of day | 12:35 | ||
| Our opinion at whereandwhen.net | good |
Climate in Obernai in september
In september, the mean temperature in Obernai is 63°F (maximum temperature is 72°F and minimum temperature is 54°F). The climate quite enjoyable here in the month of september. With 2.3in over 4 days, the rain will not be a problem throughout your journey.
With good weather conditions, september is a recommended month to go in Obernai in Alsace.
| September | |||
| Average temperature | 63°F | ||
| Highest temperature | 72°F | ||
| Lowest temperature | 54°F | ||
| Rainfall | 2.3in | ||
| Number of days with rainfall | 4 day(s) (13%) | ||
| Humidity | 88% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 32% | ||
| Length of day | 12:35 | ||
| Our opinion at whereandwhen.net | good |
Climate in Riquewihr in september
In the month of september, maximum temperature is 72°F and minimum temperature is 54°F (for an average temperature of 63°F). The climate is comfortable around this city in the month of september. With 2in over 3 days, the rain will not be a problem throughout your holidays.
With a good weather, september is a good time to go in that area.
| September | |||
| Average temperature | 63°F | ||
| Highest temperature | 72°F | ||
| Lowest temperature | 54°F | ||
| Rainfall | 2in | ||
| Number of days with rainfall | 3 day(s) (11%) | ||
| Humidity | 89% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 30% | ||
| Length of day | 12:35 | ||
| Our opinion at whereandwhen.net | good |
All cities in Alsace in september
| Strasbourg in september | good weather |
| Colmar (Haut-Rhin) in september | good weather |
| Mulhouse in september | good weather |
| Obernai in september | good weather |
| Riquewihr in september | good weather |
| Eguisheim in september | good weather |
| Haguenau in september | good weather |
| Kaysersberg in september | good weather |
| Neuf-Brisach in september | good weather |
| Ottmarsheim in september | good weather |
| Sélestat in september | good weather |
| Village-Neuf in september | good weather |
| Château du Haut-Kœnigsbourg in september | good weather |
| Grandfontaine in september | good weather |
| Hunspach in september | good weather |
| La Petite Pierre in september | good weather |
| Lac de Kruth in september | good weather |
| Marlenheim in september | good weather |
| Niederbronn-les-Bains in september | good weather |
| Ranrupt in september | good weather |
| Ribeauvillé in september | good weather |
| Scherwiller in september | good weather |
| Schiltigheim in september | good weather |
| Altkirch in september | good weather |
| Bischwiller in september | good weather |
| Cernay in september | good weather |
| Guebwiller in september | good weather |
| Ingwiller in september | good weather |
| Lembach in september | good weather |
| Saint-Louis in september | good weather |
| Saverne in september | good weather |
| Soufflenheim in september | good weather |
| Wissembourg in september | good weather |
Weather data for Alsace in september:
Weather data for Alsace in september is derived from an average of the weather forecast since 2009 in Alsace. There is a margin of error and these forecasts are to be considered as general information only. The weather in Alsace can vary slightly from year to year, but these predictions should limit surprises. So you can pack your bags and check when is the best time to go to Alsace.