Weather in Greenville: September
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Average day temperature: | 80.2°F |
| Average night temperature: | 65.4°F | |
 |
Number of sunny days: | 15 days |
| Day length: | 11.8 - 12.9 hours | |
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Number of rainy days: | 2 days |
| Precipitation totals: | 1.2 in. | |
| more information | ||
14 days
forecast
forecast
| Greenville |
weather in
October
October
| Greenville |
Air temperature in September, °F
Show year:
2026
2025
2024
The highest day temperature during September of 2026 was 97°F. At the same time the lowest night temperature was 54°F. Daily and nightly averages during September were 85.1°F and 68.7°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 Greenville in September is 1.2 in. Other months of the year show relatively similar values.
Wind speed in September, mph
The average wind speed value in September is 5.7 mph
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: 8.1.
Best time for vacation in Greenville
Greenville on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Greenville
Local time: 15:08
September 29, tuesday
1800
81°F
N
6 mph
6 mph
2100
70°F
W
3 mph
3 mph
September 30, wednesday
0000
64°F
SW
5 mph
5 mph
0300
63°F
SW
7 mph
7 mph
0600
61°F
SW
4 mph
4 mph
0900
64°F
SW
4 mph
4 mph
1200
79°F
NW
4 mph
4 mph
1500
84°F
NE
7 mph
7 mph
