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
A subtle change in temperatures is noted as August gives way to September, with average highs reducing from 85.3°F (29.6°C) to a still moderately hot 79.7°F (26.5°C). Mill Springs anticipates an average minimum temperature of 59.2°F (15.1°C) in the month of September.Humidity
In September, the average relative humidity is 77%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.6 days and typically collects 2.05" (52mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 24min.On the first day of the month, sunrise is at 7:10 am and sunset at 8:07 pm. On the last day of September, sunrise is at 7:34 am and sunset at 7:23 pm EDT.
Sunshine
The average sunshine in September is 8.3h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 5 in September translates into this advice:
Adopt protective measures - Suggestions to resist sunburn are offered. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Mill Springs have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Mill Springs have in September?
How high is the UV index in September?
Average temperature in September
Mill Springs, KY
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (41.9°F).
- Average low temperature in September: 59.2°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in September
Mill Springs, 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 (29.97"Hg).
Average wind speed in September
Mill Springs, KY
- Average wind speed in September: 4.5mph
The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Mill Springs, KY
- Average humidity in September: 77%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are June, August, October and November (76%).
Average rainfall in September
Mill Springs, KY
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is February (3.94").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in September
Mill Springs, KY
- Average rainfall days in September: 13.6 days
The months with the highest number of rainy days are May and July (17.8 days).
The month with the least rainy days is November (10.8 days).
Average snowfall in September
Mill Springs, 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
Mill Springs, 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
Mill Springs, 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 42min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in September
Mill Springs, KY
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is July (10.7 days).
Average UV index in September
Mill Springs, 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
Mill Springs, KY
- Average cloud cover in September: 33
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are June and August (Cloud cover 31).
Average visibility in September
Mill Springs, KY
- Average visibility in September: 5mi
The months with the highest visibility are April, June, October, November and December (6mi).
The months with the lowest visibility are January, February, March, May, July, August and September (5mi).
Mill Springs, Kentucky, USA
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