Weather in Dortmund: September
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Average day temperature: | 67.5°F |
Average night temperature: | 56.0°F | |
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Number of sunny days: | 11 days |
Day length: | 11.7 - 13.6 hours | |
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Number of rainy days: | 3 days |
Precipitation totals: | 1.8 in. | |
more information |
14 days
forecast
forecast
Dortmund |
weather in
October
October
Dortmund |
Air temperature in September, °F
Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
14
28
42
56
70
84
98
112
Day temperature | Night temperature |
The highest day temperature during September of 2024 was 86°F. At the same time the lowest night temperature was 47°F. Daily and nightly averages during September were 68.9°F and 57.6°F.
Sunny, partly cloudy and cloudy days
Sunny days | |
Partly cloudy days | |
Cloudy days |
37%
30%
33%
Number of sunny, partly cloudy and cloudy days in September is almost equal.
Precipitation total in September, in.
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.6
1.1
1.7
2.2
2.8
3.3
3.9
2.7
1.9
2.3
2.1
3.2
2.4
2.4
1.6
2.3
2.4
2.9
2.7
1.9
2.3
2.0
2.1
3.2
2.4
2.4
1.6
2.3
2.4
2.9
Precipitation total value in Dortmund in September is 2.0 in. Other months of the year show relatively similar values.
Wind speed in September, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.6
3.3
4.9
6.5
8.2
9.8
11.5
13.1
8.8
8.0
7.9
6.6
6.9
6.8
7.0
7.9
8.3
9.6
9.2
8.8
8.0
7.9
6.4
6.6
6.9
6.8
7.0
7.9
8.3
9.6
9.2
The average wind speed value in September is 6.4 mph It makes September lest windy month of the year.
Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.5
3.0
4.6
6.1
7.6
9.1
10.6
12.2
2.0
3.2
5.0
7.5
7.8
8.9
6.8
5.3
5.7
3.6
2.5
2.0
3.2
5.0
7.0
7.5
7.8
8.9
6.8
5.3
5.7
3.6
2.5
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: 7.0.
Best time for vacation in Dortmund
Dortmund on a weather map
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Name
°F
24 Hours Forecast
Dortmund
Local time: 10:30
April 09, wednesday
1200

57°F
S
6 mph
6 mph
1500

61°F
S
8 mph
8 mph
1800

57°F
S
7 mph
7 mph
2100

50°F
S
7 mph
7 mph
April 10, thursday
0000

45°F
S
6 mph
6 mph
0300

43°F
SE
7 mph
7 mph
0600

45°F
SE
6 mph
6 mph
0900

48°F
SE
7 mph
7 mph