September weather forecastFountain Run, KY
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Fountain Run, Kentucky, with an average temperature varying between 79.7°F (26.5°C) and 61°F (16.1°C).Temperature
Fountain Run in September undergoes a slight reduction in the average high-temperature, shifting from August's 85.3°F (29.6°C) to a still warm 79.7°F (26.5°C). During the nights in September, Fountain Run experiences a consistent average temperature of 61°F (16.1°C).Humidity
In September, the average relative humidity in Fountain Run is 76%.Rainfall
The month with the least rainfall in Fountain Run, Kentucky, is September, when the rain falls for 14.2 days and typically collects 1.77" (45mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Fountain Run, the average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 6:15 am and sunset at 7:11 pm. On the last day of September, sunrise is at 6:38 am and sunset at 6:28 pm CDT.
Sunshine
The average sunshine in September is 8.5h.UV index
In Fountain Run, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: An average UV index of 5 in September transforms into this advice:
Undertake precautions - Guarding against sun damage is counselled. The Sun's radiation is especially intense around midday; try to stay in shade during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Fountain Run, KY
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (42.3°F).
- Average low temperature in September: 61°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in September
Fountain Run, 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
Fountain Run, KY
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in September
Fountain Run, KY
- Average humidity in September: 76%
The months with the highest relative humidity are February, March, May and December (79%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in September
Fountain Run, KY
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is July (3.54").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in September
Fountain Run, KY
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Fountain Run, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Fountain Run, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.3 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
Fountain Run, KY
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 30min
The months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in September
Fountain Run, KY
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in September
Fountain Run, 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
Fountain Run, KY
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Fountain Run, KY
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).





