Weather in Bonn: September
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Average day temperature: | 68.1°F |
| Average night temperature: | 53.8°F | |
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Number of sunny days: | 13 days |
| Day length: | 11.7 - 13.5 hours | |
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Number of rainy days: | 3 days |
| Precipitation totals: | 1.6 in. | |
| more information | ||
14 days
forecast
forecast
| Bonn |
weather in
October
October
| Bonn |
Air temperature in September, °F
Show year:
2023
2022
2021
The highest day temperature during September of 2023 was 88°F. At the same time the lowest night temperature was 49°F. Day and night temperature averages during September were 75.8°F and 58.2°F.
Sunny, partly cloudy and cloudy days
Number of sunny, partly cloudy and cloudy days in September is almost equal.
Precipitation total in September, in.
Precipitation total value in Bonn in September is 1.8 in. Other months of the year show relatively similar values.
Wind speed in September, mph
The average wind speed value in September is 5.5 mph It makes September lest windy month of the year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 7.5.
Best time for vacation in Bonn
Bonn on a weather map
Places in Germany:
Name
°F
24 Hours Forecast
Bonn
Local time: 07:24
April 28, sunday
0900
57°F
N
14 mph
14 mph
1200
63°F
N
14 mph
14 mph
1500
61°F
NE
12 mph
12 mph
1800
57°F
NE
8 mph
8 mph
2100
52°F
N
5 mph
5 mph
April 29, monday
0000
52°F
N
7 mph
7 mph
0300
48°F
N
5 mph
5 mph
0600
46°F
NW
5 mph
5 mph
