September weather forecast
Barnett Springs, KY

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Barnett Springs, Kentucky, with an average temperature varying between 59.4°F (15.2°C) and 79°F (26.1°C).

Temperature

As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a moderately hot 85.1°F (29.5°C) to a still warm 79°F (26.1°C). Barnett Springs's temperature lowers to a mean of 59.4°F (15.2°C) during the nights in September.

Humidity

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

Rainfall

The month with the least rainfall in Barnett Springs is September, when the rain falls for 13.5 days and typically collects 2.44" (62mm) 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 6:11 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 6:24 pm CDT.

Sunshine

The average sunshine in September is 8.1h.

UV index

In Barnett Springs, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

In September, the average high-temperature and low-temperature are 79°F (26.1°C) and 59.4°F (15.2°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is calculated to be 95°F (35°C).

What are the least humid months?

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

What is the average humidity in September?

The average relative humidity in September is 76%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 13.5 days and typically collects 2.44" (62mm) of precipitation.

How many days does it rain in September?

In September, the rain falls for 13.5 days. Throughout September, 2.44" (62mm) of precipitation is accumulated.

When it does not snow?

In Barnett Springs, Kentucky, snow does not fall in May through September.

Does it snow in September?

In Barnett Springs, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September?

In Barnett Springs, the average day length in September is 12h and 25min.

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:11 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 6:24 pm CDT.

How long on average sun shines in September?

In Barnett Springs, Kentucky, the average sunshine duration in September is 8.1h.

What is the UV index intensity in September in Barnett Springs?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Barnett Springs, KY

Average temperature in September - Barnett Springs, KY
  • Average high temperature in September: 79°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in September: 59.4°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

Average pressure in September
Barnett Springs, KY

Average pressure in September - Barnett Springs, 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
Barnett Springs, KY

Average wind speed in September - Barnett Springs, KY
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is February (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in September
Barnett Springs, KY

Average humidity in September - Barnett Springs, 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
Barnett Springs, KY

Average rainfall in September - Barnett Springs, KY
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is February (4.25").
The driest month (with the least rainfall) is September (2.44").

Average rainfall days in September
Barnett Springs, KY

Average rainfall days in September - Barnett Springs, KY
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is July (19.1 days).
The month with the least rainy days is November (11.5 days).

Average snowfall in September
Barnett Springs, KY

Average snowfall in September - Barnett Springs, KY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.7").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Barnett Springs, KY

Average snowfall days in September - Barnett Springs, KY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.6 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
Barnett Springs, KY

Average daylight in September / Average sunshine in September - Barnett Springs, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days in September
Barnett Springs, KY

Average sunshine days in September - Barnett Springs, KY
  • Average sunshine days in September: 14.4 days

The month with the most sunshine days is November (16.1 days).
The month with the least sunshine days is February (9.7 days).

Average UV index in September
Barnett Springs, KY

Average UV index in September - Barnett Springs, 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
Barnett Springs, KY

Average cloud cover in September - Barnett Springs, KY
  • Average cloud cover in September: 34

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

Average visibility in September
Barnett Springs, KY

Average visibility in September - Barnett Springs, 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).

Barnett Springs, Kentucky, USA

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