World Resorts USA Greenville Weather

Greenville weather in September

Weather in Greenville: September

Average day temperature: 79.4°F
Average night temperature: 64.8°F
Number of sunny days: 15 days
Day length: 11.8 - 12.9 hours
Number of rainy days: 3 days
Precipitation totals: 1.3 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 89°F. At the same time the lowest night temperature was 59°F. Daily and nightly averages during September were 80.7°F and 65.6°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 Greenville in September is 1.3 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 5.6 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: 8.2.

Best time for vacation in Greenville

Sunniest months:
October 21 days
November 17 days
January 16 days
Warmest months:
July 88.1 °F
August 84.7 °F
June 83.5 °F
Coldest months:
January 47.5 °F
December 51.2 °F
February 53.1 °F
Rainiest months:
March 4 days
January 4 days
April 4 days
Windiest months:
March 6.4 mph
February 6.4 mph
April 6.3 mph

Greenville on a weather map

Greenville
+52°F
N 4 mph
Feels like: +50°F
Precip.: 0%
Places in USA:
Name
°F
+45°F
+75°F
+75°F
+99°F
+93°F
+66°F
+72°F
+72°F
+37°F
+70°F
+86°F
+72°F
+66°F
+73°F
+39°F
24 Hours Forecast
Greenville
Local time: 18:58
March 18, wednesday
2100
45°F
E
2 mph
March 19, thursday
0000
39°F
SE
2 mph
0300
37°F
E
2 mph
0600
36°F
E
2 mph
0900
41°F
E
3 mph
1200
52°F
NE
5 mph
1500
59°F
NE
3 mph
1800
59°F
NE
3 mph
Units of measurement: °C / °F