September weather forecastSweeden, KY
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Sweeden, Kentucky, with temperature in the range of an average low of 60.3°F (15.7°C) and an average high of 79.7°F (26.5°C).Temperature
September's onset introduces a mild reduction in the average high-temperature, from a warm 85.5°F (29.7°C) in August to a still moderately hot 79.7°F (26.5°C). September nights cool down to an average low-temperature of 60.3°F (15.7°C).Humidity
The average relative humidity in September is 75%.Rainfall
The month with the least rainfall in Sweeden is September, when the rain falls for 12.5 days and typically collects 1.69" (43mm) of precipitation.Snowfall
In Sweeden, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:16 am and sunset at 7:13 pm. On the last day of September, sunrise is at 6:40 am and sunset at 6:29 pm CDT.
Sunshine
The average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 5 during September leads to these instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sweeden, KY
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in September: 60.3°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in September
Sweeden, 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
Sweeden, KY
- Average wind speed in September: 5.6mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).
Average humidity in September
Sweeden, KY
- Average humidity in September: 75%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Sweeden, KY
- Average rainfall in September: 1.69"
The wettest month (with the highest rainfall) is April (3.11").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in September
Sweeden, KY
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (9.8 days).
Average snowfall in September
Sweeden, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.97").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Sweeden, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.6 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
Sweeden, 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 36min).
- Average sunshine in September: 8h and 30min
The months with the most sunshine are June and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in September
Sweeden, KY
- Average sunshine days in September: 15.2 days
The months with the most sunshine days are October and November (18.5 days).
The month with the least sunshine days is July (10.7 days).
Average UV index in September
Sweeden, 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
Sweeden, KY
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Sweeden, KY
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and May (5mi).





