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
September observes an average high-temperature of a still moderately hot 80.1°F (26.7°C), marking an insignificant difference from August's 85.1°F (29.5°C). In the month of September, Nortonville records a consistent average low-temperature of 61.5°F (16.4°C).Humidity
In Nortonville, the average relative humidity in September is 74%.Rainfall
September is the month with the least rainfall. Rain falls for 11.6 days and accumulates 1.02" (26mm) of precipitation.Snowfall
In Nortonville, snow does not fall in May through October.Daylight
In September, the average length of the day in Nortonville is 12h and 25min.On the first day of the month, sunrise is at 6:21 am and sunset at 7:18 pm. On the last day of September, sunrise is at 6:44 am and sunset at 6:34 pm CDT.
Sunshine
In September, the average sunshine is 8.8h.UV index
In Nortonville, Kentucky, 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 average individuals.Note: In September, an average UV index of 5 transforms into the following instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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 in Nortonville?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Nortonville have in September?
When is the sunrise / sunset in September in Nortonville?
How many hours of sunshine does Nortonville have in September?
How high is the UV index in September?
Average temperature in September
Nortonville, KY
- Average high temperature in September: 80.1°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 (40.6°F).
- Average low temperature in September: 61.5°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in September
Nortonville, 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
Nortonville, KY
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is February (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in September
Nortonville, KY
- Average humidity in September: 74%
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Nortonville, KY
- Average rainfall in September: 1.02"
The wettest month (with the highest rainfall) is June (2.4").
The driest month (with the least rainfall) is September (1.02").
Average rainfall days in September
Nortonville, KY
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (8 days).
Average snowfall in September
Nortonville, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Nortonville, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.4 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
Nortonville, 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 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in September
Nortonville, KY
- Average sunshine days in September: 17 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in September
Nortonville, 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
Nortonville, KY
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in September
Nortonville, 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).
Nortonville, Kentucky, USA
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