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 transition into September involves a small decrease in the average high-temperature, dipping slightly from a warm 84.4°F (29.1°C) in August to a still moderately hot 78.4°F (25.8°C). Throughout September, a steady low-temperature average of 58.3°F (14.6°C) is noted.Humidity
The months with the lowest humidity are August through October, with an average relative humidity of 76%.Rainfall
In Bighill, during September, the rain falls for 13.9 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 164.7 rainfall days, and 31.54" (801mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall in Bighill.Daylight
In September, the average length of the day in Bighill, Kentucky, is 12h and 25min.On the first day of September, sunrise is at 7:07 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:21 pm EDT.
Sunshine
In September, the average sunshine in Bighill, Kentucky, is 8.1h.UV index
In Bighill, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Adopt protective measures - Suggestions to resist sunburn are offered. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Bighill?
What is the least humid month in Bighill?
What is the average humidity in September in Bighill?
How many days does it rain in September in Bighill?
When it does not snow in Bighill?
How many hours of daylight does Bighill have in September?
When are sunrise and sunset in September in Bighill?
How many hours of sunshine does Bighill have in September?
How high is the UV index in September in Bighill?
Average temperature in September
Bighill, KY
- Average high temperature in September: 78.4°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.9°F).
- Average low temperature in September: 58.3°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 (26.8°F).
Average pressure in September
Bighill, 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
Bighill, KY
- Average wind speed in September: 5.2mph
The windiest months (with the highest average wind speed) are January and February (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Bighill, KY
- Average humidity in September: 76%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are August, September and October (76%).
Average rainfall in September
Bighill, KY
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is February (3.19").
The driest month (with the least rainfall) is January (1.93").
Average rainfall days in September
Bighill, KY
- Average rainfall days in September: 13.9 days
The month with the highest number of rainy days is July (17.6 days).
The months with the least rainy days are January and November (10.3 days).
Average snowfall in September
Bighill, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Bighill, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.8 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
Bighill, 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: 8h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Bighill, KY
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is February (10.5 days).
Average UV index in September
Bighill, 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, November and December (UV index 2).
Average cloud cover in September
Bighill, KY
- Average cloud cover in September: 34
The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Bighill, KY
- Average visibility in September: 5mi
The months with the highest visibility are April, June, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September and December (5mi).
Bighill, Kentucky, USA
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