Rapperswil in september: average Weather, Temperature and Climate
Weather in Rapperswil in september 2025
The weather in Rapperswil in september comes from statistical datas on the last years. You can view the weather statistics the entire month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather 10.9cm
Weather at 6am
50°F
Clear/Sunny
35% of time
23%
18%
13%
Weather at 12pm
67°F
Clear/Sunny
45% of time
31%
16%
5%
Weather at 6pm
54°F
Clear/Sunny
39% of time
20%
20%
13%
Weather at 3am
49°F
30%
29%
20%
13%
Evolution of daily average temperature and precipitation in Rapperswil in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Rapperswil in september.
The climate of Rapperswil in september is good
In september in Rapperswil, the climate is wet (with 4.1in of rainfall over 6 days). It should be noted an improvement from the previous month since in august it receives an average of 6.7in of rainfall over 10 days.
The climate good here the month of september. The high seasonal norm is 68°F. The seasonal minimum is 50°F. Thus, the mean temperature average on this month of september in Rapperswil is 59°F. These temperatures are far removed from those records observed in Rapperswil in the month of september with a maximum record of 88°F in 2009 and a minimum record of 36°F in 2015. You can expect to have about 20 days with temperatures over 65°F, or 67% of time.
In september in Rapperswil, the days on average last 12:34. The sun rises at 06:02 and sets at 18:36.
With good weather conditions, this month is recommended to go there in Switzerland.
Seasonal average climate and temperature of Rapperswil in september
Check below seasonal norms These datas are compiled from the weather statements of the past years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 59°F | ||||
| Highest temperature | 68°F | ||||
| Lowest temperature | 50°F | ||||
| Highest record temperature | 88°F (2009) | ||||
| Lowest record temperature | 36°F (2015) | ||||
| Number of days at +86°F | 0 day(s) (0%) | ||||
| Number of days at +65°F | 20 day(s) (67%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Wind | |||||
| Wind speed | 9km/h | ||||
| Wind temperature | 50°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 4.1in | ||||
| Number of days with rainfall | 6 day(s) (21%) | ||||
| Record daily rainfall | 1.8in (2010) | ||||
| Snowfall | 10.9cm | ||||
| Other climate data | |||||
| Humidity | 92% | ||||
| Visibility | 8.17km | ||||
| Cloud cover | 37% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:02 | ||||
| Time of sunset | 18:36 | ||||
| Length of day | 12:34 | ||||
| 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 Rapperswil in september 2024:
63°F to 85°F
61°F to 81°F
59°F to 81°F
59°F to 76°F
61°F to 74°F
56°F to 76°F
56°F to 79°F
59°F to 74°F
56°F to 59°F
52°F to 67°F
52°F to 59°F
47°F to 56°F
40°F to 52°F
45°F to 50°F
38°F to 61°F
40°F to 59°F
47°F to 58°F
41°F to 65°F
50°F to 61°F
47°F to 70°F
50°F to 72°F
49°F to 72°F
56°F to 67°F
49°F to 67°F
47°F to 65°F
52°F to 54°F
50°F to 59°F
45°F to 49°F
43°F to 58°F
49°F to 63°F
Map: other cities in Switzerland in september
Cities near Rapperswil:
| Zug in september | good weather |
| Schwyz in september | tolerable weather |
| Zurich in september | good weather |
| Glarus in september | tolerable weather |
| Kloten in september | good weather |
| Wil in september | good weather |
| Winterthur in september | good weather |
| Frauenfeld in september | good weather |
| Gossau in september | good weather |
| Wohlen in september | good weather |
| Lucerne in september | good weather |
| Stein am Rhein in september | good weather |
Click over cities on the map for information about the weather in september.
Rapperswil
perfect weather
good
tolerable
bad
very bad
Weather data for Rapperswil in september:
Weather data for Rapperswil for september are derived from an average of the weather forecast since 2009 in Rapperswil. There is a margin of error and these forecasts are to be considered as general information only. The weather in Rapperswil 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 Rapperswil.