September weather forecast
Dunleary, KY

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Dunleary, Kentucky, with temperature in the range of an average low of 54.9°F (12.7°C) and an average high of 77.4°F (25.2°C).

Temperature

Dunleary's September weather shows a modest shift in high-temperatures, falling from August's moderately hot 82.8°F (28.2°C) to a still warm 77.4°F (25.2°C). Dunleary encounters a significant temperature differential, with an average low-temperature of 54.9°F (12.7°C) during September nights.

Humidity

In Dunleary, the average relative humidity in September is 78%.

Rainfall

September is the month with the least rainfall in Dunleary. Rain falls for 14 days and accumulates 1.65" (42mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day in Dunleary is 12h and 25min.
On the first day of the month, sunrise is at 7:00 am and sunset at 7:57 pm. On the last day of September, sunrise is at 7:24 am and sunset at 7:13 pm EDT.

Sunshine

The average sunshine in September is 8.1h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, a regular UV index of 4 translates into these guidelines:
Undertake precautions - It is suggested to shield oneself from sunburn. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jul 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

The average high-temperature, in September, in Dunleary, is 77.4°F (25.2°C), while the average low-temperature is 54.9°F (12.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is evaluated at 89.6°F (32°C).

What is the average humidity in September?

In September, the average relative humidity is 78%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 14 days and typically collects 1.65" (42mm) of precipitation.

How much does it rain in September?

In Dunleary, during September, the rain falls for 14 days and regularly aggregates up to 1.65" (42mm) of precipitation.

When it does not snow?

In Dunleary, snow does not fall in June through September.

Does it snow in September?

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

What is the average length of the day in September in Dunleary?

In Dunleary, 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 7:00 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:13 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.1h.

What is the UV index intensity in September?

In Dunleary, the average daily maximum UV index in September is 4. 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
Dunleary, KY

Average temperature in September - Dunleary, KY
  • Average high temperature in September: 77.4°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in September: 54.9°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in September
Dunleary, KY

Average pressure in September - Dunleary, KY
  • Average pressure in September: 30.06"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in September
Dunleary, KY

Average wind speed in September - Dunleary, KY
  • Average wind speed in September: 4.1mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in September
Dunleary, KY

Average humidity in September - Dunleary, KY
  • Average humidity in September: 78%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and November (76%).

Average rainfall in September
Dunleary, KY

Average rainfall in September - Dunleary, KY
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is February (3.7").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days in September
Dunleary, KY

Average rainfall days in September - Dunleary, KY
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in September
Dunleary, KY

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

The month with the highest snowfall is February (5.59").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Dunleary, KY

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

The month with the highest number of snowfall days is February (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Dunleary, KY

Average daylight in September / Average sunshine in September - Dunleary, 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 August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in September
Dunleary, KY

Average sunshine days in September - Dunleary, KY
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (10.7 days).

Average UV index in September
Dunleary, KY

Average UV index in September - Dunleary, 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
Dunleary, KY

Average cloud cover in September - Dunleary, KY
  • Average cloud cover in September: 38

The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in September
Dunleary, KY

Average visibility in September - Dunleary, 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).

Dunleary, Kentucky, USA

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