September weather forecast and climate
Barnett Springs, KY

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

Temperature

In Barnett Springs, the average high-temperature in September slightly decreases, from 85.1°F (29.5°C) in August, to a still warm 79°F (26.1°C). In September, in Barnett Springs, the average low-temperature is 59.4°F (15.2°C).

Humidity

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 is September when the rain falls for 13.5 days and typically collects 2.44" (62mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12.4h.

Sunshine

The average sunshine is 8.1h.

UV index

The average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Barnett Springs?

The average high-temperature, in September, in Barnett Springs, is 79°F (26.1°C), while the average low-temperature is 59.4°F (15.2°C).

What is the least humid month in Barnett Springs?

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

What is the average humidity in September in Barnett Springs?

In Barnett Springs, Kentucky, the average relative humidity in September is 76%.

How many days does it rain in September in Barnett Springs?

In Barnett Springs, Kentucky, in September, it is raining for 13.5 days, with typically 2.44" (62mm) of accumulated precipitation.

What is the driest month in Barnett Springs?

September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 2.44" (62mm) of precipitation.

Does it snow in Barnett Springs in September?

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

When it does not snow in Barnett Springs?

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

What is the average length of the day in September in Barnett Springs?

In Barnett Springs, Kentucky, the average length of the day in September is 12.4h.

How many hours of sunshine does Barnett Springs have in September?

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

How high is the UV index in September in Barnett Springs?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to the Sun's UV rays.
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: 30.03"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.96").

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: 76%

Months with the highest relative humidity are February and December (80%).
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: 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: 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: 0"

The month with the highest snowfall is February (3.7").
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: 0 days

The month with the highest number of snowfall days is January (8.6 days).
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: 12.4h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in September: 8.1h

The month with the most sunshine is August (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4h).

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: 5

Months with the highest UV index are May, June, July and August (UV index 6).
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: 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: 5mi

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