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 mild shift in the average high-temperature occurs in September, reducing from a moderately hot 85.6°F (29.8°C) in August to a still warm 79.9°F (26.6°C). In Greenville, an average low-temperature of 61.5°F (16.4°C) is recorded during September nights.Humidity
The average relative humidity in September is 74%.Rainfall
September is the month with the least rainfall. Rain falls for 12.3 days and accumulates 1.26" (32mm) of precipitation.Snowfall
In Greenville, Kentucky, snow does not fall in May through September.Daylight
In September, the average length of the day in Greenville is 12h and 25min.On the first day of September in Greenville, sunrise is at 6:19 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 6:33 pm CDT.
Sunshine
The average sunshine in September in Greenville is 8.9h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 5 during September translates into the following directions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What is the temperature in September in Greenville?
What is the average humidity in September in Greenville?
What is the driest month in Greenville?
How many days does it rain in September in Greenville?
When it does not snow in Greenville?
Does it snow in Greenville in September?
How many hours of daylight does Greenville have in September?
When is the sunrise / sunset in September in Greenville?
How many hours of sunshine does Greenville have in September?
What is the UV index intensity in September in Greenville?
Average temperature in September
Greenville, KY
- Average high temperature in September: 79.9°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 (41.2°F).
- Average low temperature in September: 61.5°F
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in September
Greenville, 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
Greenville, KY
- Average wind speed in September: 5.9mph
The windiest month (with the highest average wind speed) is February (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in September
Greenville, KY
- Average humidity in September: 74%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Greenville, KY
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is February (2.52").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in September
Greenville, KY
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in September
Greenville, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.69").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Greenville, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.8 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
Greenville, 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 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
Greenville, KY
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in September
Greenville, 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
Greenville, KY
- Average cloud cover in September: 29
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
Greenville, 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).
Greenville, Kentucky, USA
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