September weather forecastCenter, KY
September
Weather in September
September, the first month of the autumn in Center, is still a warm month, with an average temperature ranging between min 59.9°F (15.5°C) and max 79.3°F (26.3°C).Temperature
The shift from August to September includes a small decrease in the average high-temperature, from a moderately hot 85.1°F (29.5°C) to a still warm 79.3°F (26.3°C). During the month of September, the temperature in Center generally drops to a low average of 59.9°F (15.5°C).Humidity
In September, the average relative humidity in Center is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 13.7 days and accumulates 2.52" (64mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:14 am and sunset at 7:11 pm. On the last day of September, sunrise is at 6:37 am and sunset at 6:27 pm CDT.
Sunshine
In Center, the average sunshine in September is 8.1h.UV index
The average daily maximum UV index in September in Center is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Center, KY
- Average high temperature in September: 79.3°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in September: 59.9°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in September
Center, KY
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Center, KY
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Center, KY
- Average humidity in September: 77%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Center, KY
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is February (4.25").
The driest month (with the least rainfall) is September (2.52").
Average rainfall days in September
Center, KY
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is November (10.6 days).
Average snowfall in September
Center, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.95").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Center, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Center, KY
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 6min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in September
Center, KY
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is July (9.4 days).
Average UV index in September
Center, KY
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Center, KY
- Average cloud cover in September: 34
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Center, KY
- Average visibility in September: 5mi
The months with the highest visibility are April, June, August, October, November and December (6mi).
The months with the lowest visibility are January, February, March, May, July and September (5mi).





