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 beginning of September brings a minor change in the average high-temperature, shifting from a warm 85.6°F (29.8°C) in August to a still moderately hot 79.3°F (26.3°C). Nighttime temperatures consistently average a refreshing 58.1°F (14.5°C) during September.Humidity
The average relative humidity in September is 75%.Rainfall
September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 1.42" (36mm) of precipitation.Snowfall
In Catlettsburg, snow does not fall in May through September.Daylight
In September, the average length of the day in Catlettsburg, Kentucky, is 12h and 25min.On the first day of the month, sunrise is at 7:00 am and sunset at 7:59 pm. On the last day of September, in Catlettsburg, sunrise is at 7:25 am and sunset at 7:14 pm EDT.
Sunshine
In Catlettsburg, the average sunshine in September is 8.2h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Catlettsburg?
What is the average humidity in September in Catlettsburg?
What is the driest month in Catlettsburg?
How many days does it rain in September in Catlettsburg?
When it does not snow in Catlettsburg?
Does it snow in Catlettsburg in September?
How many hours of daylight does Catlettsburg have in September?
What time are sunrise and sunset in September in Catlettsburg?
How many hours of sunshine does Catlettsburg have in September?
What is the UV index reading in September in Catlettsburg?
Average temperature in September
Catlettsburg, KY
- Average high temperature in September: 79.3°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in September: 58.1°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in September
Catlettsburg, KY
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in September
Catlettsburg, KY
- Average wind speed in September: 4.6mph
The windiest months (with the highest average wind speed) are January and February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in September
Catlettsburg, KY
- Average humidity in September: 75%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Catlettsburg, KY
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in September
Catlettsburg, KY
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Catlettsburg, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Catlettsburg, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Catlettsburg, KY
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Catlettsburg, KY
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (10.2 days).
Average UV index in September
Catlettsburg, KY
- Average UV index in September: 4
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
Catlettsburg, KY
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Catlettsburg, KY
- Average visibility in September: 5mi
The months with the highest visibility are April, August, October and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, September and December (5mi).
Catlettsburg, Kentucky, USA
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