September weather forecastBig Creek, KY

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Big Creek, Kentucky, with an average temperature ranging between max 79°F (26.1°C) and min 57.2°F (14°C).

Temperature

September sees a slight reduction in average high-temperature, with a shift from 85.1°F (29.5°C) in August to a still warm 79°F (26.1°C). September nights bring a significant cooling from the heat of the day, with averages of 57.2°F (14°C).

Humidity

April, June, August through November, with an average relative humidity of 76%, are the least humid months.

Rainfall

September is the month with the least rainfall in Big Creek. Rain falls for 13.1 days and accumulates 1.81" (46mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of September, sunrise is at 7:05 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:18 pm EDT.

Sunshine

The average sunshine in September in Big Creek is 8.3h.

UV index

In Big Creek, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 4 during September, leads to the following recommendations:
Exercise prevention - Warding off sunburn is urged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.

Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Big Creek, 79°F (26.1°C) is the average high-temperature and 57.2°F (14°C) is the average low-temperature during September. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in August is computed to be 95°F (35°C).

The months with the lowest humidity in Big Creek, Kentucky, are April, June, August through November, with an average relative humidity of 76%.

In September, the average relative humidity in Big Creek, Kentucky, is 76%.

The month with the least rainfall in Big Creek, Kentucky, is September, when the rain falls for 13.1 days and typically collects 1.81" (46mm) of precipitation.

In Big Creek, in September, during 13.1 rainfall days, 1.81" (46mm) of precipitation is typically accumulated.

In Big Creek, snow does not fall in May through September.

In Big Creek, in September, it doesn't snow. In October, it regularly snows.

In Big Creek, Kentucky, the average day length in September is 12h and 25min.

In September, on the first day of the month, sunrise is at 7:05 am and sunset at 8:02 pm. On the last day of the month, in Big Creek, Kentucky, sunrise is at 7:29 am and sunset at 7:18 pm EDT.

In Big Creek, Kentucky, the average sunshine duration in September is 8.3h.

In September, the average daily maximum UV index in Big Creek, Kentucky, is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

85.1°F

79°F

66.9°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

4.6mph

5.8mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

12.9

16.7

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Big Creek, KY

Average high temperature in September: 79°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°F).

Average low temperature in September: 57.2°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in September
Big Creek, KY

Average pressure in September: 30.04"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in September
Big Creek, KY

Average wind speed in September: 4.4mph

The windiest month (with the highest average wind speed) is February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
Big Creek, 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 April, June, August, September, October and November (76%).

Average rainfall in September
Big Creek, KY

Average rainfall in September: 1.81"

The wettest month (with the highest rainfall) is February (3.31").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in September
Big Creek, KY

Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (11 days).

Average snowfall in September
Big Creek, KY

Average snowfall in September: 0"

The month with the highest snowfall is February (2.48").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Big Creek, 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
Big Creek, KY

Average daylight in September: 12h and 24min

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 18min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in September
Big Creek, KY

Average sunshine days in September: 15 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is February (9.3 days).

Average UV index in September
Big Creek, 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
Big Creek, KY

Average cloud cover in September: 34

The months with the most cloud cover are January and February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in September
Big Creek, KY

Average visibility in September: 5mi

The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).