September weather forecast and climate
Bardstown, KY

The first month of the autumn, September, is still a warm month in Bardstown, Kentucky, with average temperature varying between 79.3°F (26.3°C) and 59.7°F (15.4°C).

Temperature

In September, the average high-temperature slightly decreases, from 85.5°F (29.7°C) in August, to a still moderately hot 79.3°F (26.3°C). In September, in Bardstown, the average low-temperature is 59.7°F (15.4°C).

Humidity

In September, the average relative humidity is 75%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 2.09" (53mm) of precipitation.

Snowfall

In Bardstown snow does not fall in May through October.

Daylight

In September, the average length of the day is 12.4h.

Sunshine

In September, the average sunshine in Bardstown is 8.4h.

UV index

In September, the average daily maximum UV index in Bardstown, Kentucky, is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Bardstown?

In Bardstown, in September, the average high-temperature is 79.3°F (26.3°C), and the average low-temperature is 59.7°F (15.4°C).

What is the average humidity in September in Bardstown?

In September, the average relative humidity is 75%.

How many days does it rain in September in Bardstown?

In Bardstown, during September, the rain falls for 13.5 days and regularly aggregates up to 2.09" (53mm) of precipitation.

What is the driest month in Bardstown?

September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 2.09" (53mm) of precipitation.

When it does not snow in Bardstown?

May through October are months without snowfall.

How many hours of daylight does Bardstown have in September?

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

How many hours of sunshine does Bardstown have in September?

In September, the average sunshine in Bardstown, Kentucky, is 8.4h.

How high is the UV index in September in Bardstown?

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to the Sun's UV rays.
Average temperature in September - Bardstown, KY
  • Average high temperature in September: 79.3°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in September: 59.7°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in September - Bardstown, 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 (29.95").

Average wind speed in September - Bardstown, KY
  • Average wind speed in September: 5.3mph

The windiest months (with the highest average wind speed) are January and February (8.2mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).

Average humidity in September - Bardstown, KY
  • Average humidity in September: 75%

Months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (74%).

Average rainfall in September - Bardstown, KY
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is September (2.09").

Average rainfall days in September - Bardstown, KY
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.4 days).

Average snowfall in September - Bardstown, KY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.01").
Months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September - Bardstown, KY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.8 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Bardstown, KY
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in September: 8.4h

The month with the most sunshine is June (Average sunshine: 10.3h).
Months with the least sunshine are January and December (Average sunshine: 4.4).

Average sunshine days in September - Bardstown, KY
  • Average sunshine days in September: 15 days

The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is May (11.1 days).

Average UV index in September - Bardstown, KY
  • Average UV index in September: 5

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September - Bardstown, KY
  • Average cloud cover in September: 32

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in September - Bardstown, KY
  • Average visibility in September: 6mi

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