Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The average high-temperature for September is a still warm 79.7°F (26.5°C), closely aligning with the temperature of the preceding month. During the month of September, the temperature in Smith Mills, Kentucky, generally drops to a low average of 61°F (16.1°C).Humidity
The average relative humidity in September is 73%.Rainfall
The month with the least rainfall in Smith Mills is September, when the rain falls for 9.9 days and typically collects 0.67" (17mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Smith Mills, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:21 am and sunset at 7:19 pm. On the last day of September, sunrise is at 6:46 am and sunset at 6:35 pm CDT.
Sunshine
The average sunshine in September in Smith Mills is 9.1h.UV index
In Smith Mills, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Undertake precautions - Guarding against sun damage is counselled. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What is the usual temperature for Smith Mills in September?
What is the average humidity in September in Smith Mills?
What is the driest month in Smith Mills?
How many days does it rain in September in Smith Mills?
When it does not snow in Smith Mills?
What is the average length of the day in September in Smith Mills?
What time are sunrise and sunset in September in Smith Mills?
How many hours of sunshine does Smith Mills have in September?
What is the UV index reading in September in Smith Mills?
Average temperature in September
Smith Mills, KY
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in September: 61°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in September
Smith Mills, 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 (29.95"Hg).
Average wind speed in September
Smith Mills, KY
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in September
Smith Mills, KY
- Average humidity in September: 73%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Smith Mills, KY
- Average rainfall in September: 0.67"
The wettest month (with the highest rainfall) is April (1.65").
The driest month (with the least rainfall) is September (0.67").
Average rainfall days in September
Smith Mills, KY
- Average rainfall days in September: 9.9 days
The months with the highest number of rainy days are May and July (14.4 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in September
Smith Mills, KY
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Smith Mills, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Smith Mills, KY
- Average daylight in September: 12h and 2min
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: 9h and 1min
The months with the most sunshine are June, July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
Smith Mills, KY
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is July (13.1 days).
Average UV index in September
Smith Mills, 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
Smith Mills, KY
- Average cloud cover in September: 28
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in September
Smith Mills, KY
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Smith Mills, Kentucky, USA
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