Weather in Heidelberg: September
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Average day temperature: | 68.6°F |
| Average night temperature: | 54.7°F | |
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Number of sunny days: | 15 days |
| Day length: | 11.7 - 13.5 hours | |
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Number of rainy days: | 3 days |
| Precipitation totals: | 1.7 in. | |
| more information | ||
14 days
forecast
forecast
| Heidelberg |
weather in
October
October
| Heidelberg |
Air temperature in September, °F
Show year:
2023
2022
2021
The highest day temperature during September of 2023 was 85°F. At the same time the lowest night temperature was 48°F. Day and night temperature averages during September were 75.6°F and 58.6°F.
Sunny, partly cloudy and cloudy days
Mostly all days in September are sunny but cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in Heidelberg in September is 1.7 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: 8.3.
Best time for vacation in Heidelberg
Heidelberg on a weather map
Places in Germany:
Name
°F
24 Hours Forecast
Heidelberg
Local time: 18:50
April 27, saturday
2100
57°F
W
8 mph
8 mph
April 28, sunday
0000
54°F
W
5 mph
5 mph
0300
50°F
W
5 mph
5 mph
0600
50°F
NW
2 mph
2 mph
0900
59°F
E
3 mph
3 mph
1200
63°F
E
7 mph
7 mph
1500
57°F
NE
7 mph
7 mph
1800
57°F
NE
6 mph
6 mph
