Louisville (Kentucky) in september: average Weather, Temperature and Climate
Weather in Louisville (Kentucky) in september 2025
The weather in Louisville (Kentucky) in september comes from statistical datas on the past years. You can view the weather statistics for all the month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather UV index: 6
Weather at 6am
63°F
Clear/Sunny
41% of time
19%
18%
13%
Weather at 12pm
79°F
Clear/Sunny
49% of time
25%
14%
9%
Weather at 6pm
70°F
Clear/Sunny
57% of time
21%
13%
4%
Weather at 3am
63°F
42%
20%
17%
16%
Evolution of daily average temperature and precipitation in Louisville (Kentucky) in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Louisville (Kentucky) in september.
The climate of Louisville (Kentucky) in september is good
The climate in september in Louisville (Kentucky) is rather dry (with 3.1in of precipitation over 5 days). The weather is worst than the previous month since in august there is an average of 4in of rainfall over 7 days.
The climate quite good there the month of september. Temperatures are up to 81°F. The seasonal minimum is 61°F. Thus, the mean temperature average on this month of september in Louisville (Kentucky) is 72°F. Note that these seasonal averages are in contrast with those observed in Louisville (Kentucky) in the month of september with a maximum record of 103°F in 2011 and a minimum record of 41°F in 2012. You can plan to have about 9 days with temperatures over 86°F, or 30 of the month.
On this month of september, day length in Louisville (Kentucky) is generally 12:25. Sunrise is at 06:25 and sunset is at 18:50.
With a good climate, september is a good month to go in this city in United States.
Seasonal average climate and temperature of Louisville (Kentucky) in september
Check below seasonal norms These statistics are generated from the weather statements of the past years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 72°F | ||||
| Highest temperature | 81°F | ||||
| Lowest temperature | 61°F | ||||
| Highest record temperature | 103°F (2011) | ||||
| Lowest record temperature | 41°F (2012) | ||||
| Number of days at +86°F | 9 day(s) (30%) | ||||
| Number of days at +65°F | 29 day(s) (97%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Wind | |||||
| Wind speed | 12km/h | ||||
| Wind temperature | 61°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.1in | ||||
| Number of days with rainfall | 5 day(s) (16%) | ||||
| Record daily rainfall | 2.8in (2017) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 88% | ||||
| Visibility | 8.95km | ||||
| Cloud cover | 30% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:25 | ||||
| Time of sunset | 18:50 | ||||
| Length of day | 12:25 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Louisville (Kentucky) in september 2024:
70°F to 88°F
63°F to 85°F
59°F to 83°F
70°F to 88°F
68°F to 92°F
72°F to 92°F
56°F to 74°F
49°F to 76°F
56°F to 85°F
59°F to 90°F
63°F to 92°F
68°F to 86°F
63°F to 79°F
65°F to 86°F
67°F to 90°F
65°F to 88°F
61°F to 85°F
67°F to 79°F
67°F to 88°F
72°F to 92°F
77°F to 92°F
77°F to 88°F
76°F to 79°F
68°F to 76°F
67°F to 77°F
67°F to 74°F
68°F to 70°F
65°F to 67°F
63°F to 68°F
67°F to 74°F
Map: other cities in the United States (USA) in september
Cities near Louisville (Kentucky):
| Cincinnati in september | good weather |
| Indianapolis in september | good weather |
| Nashville in september | good weather |
| St. Louis (Missouri) in september | good weather |
| Illinois in september | good weather |
| Chicago in september | good weather |
| Cleveland in september | good weather |
| Detroit in september | good weather |
| Memphis in september | perfect weather |
| Atlanta in september | good weather |
| Missouri in september | good weather |
| Pittsburgh in september | good weather |
Click over cities on the map for information about the weather in september.
Louisville (Kentucky)
perfect weather
good
tolerable
bad
very bad
Weather data for Louisville (Kentucky) in september:
Weather data for Louisville (Kentucky) for september are derived from an average of the weather forecast since 2009 in Louisville (Kentucky). There is a margin of error and these forecasts are to be considered as general information only. The weather in Louisville (Kentucky) can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Louisville (Kentucky).