September weather forecast
Avondale Heights, KY

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Avondale Heights, Kentucky, with an average temperature fluctuating between 61.9°F (16.6°C) and 81.7°F (27.6°C).

Temperature

Upon the beginning of September, Avondale Heights's high-temperatures register at a warm 81.7°F (27.6°C), closely mirroring the preceding month. An average low-temperature of 61.9°F (16.6°C) is observed during September nights.

Heat index

Throughout September, the heat index is estimated at a hot 86°F (30°C). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

In September, the average relative humidity is 72%.

Rainfall

The month with the least rainfall is September, when the rain falls for 9 days and typically collects 0.91" (23mm) of precipitation.

Snowfall

In Avondale Heights, snow does not fall in May through October.

Daylight

In September, the average length of the day in Avondale Heights is 12h and 25min.
On the first day of the month, sunrise is at 6:25 am and sunset at 7:22 pm. On the last day of September, in Avondale Heights, sunrise is at 6:49 am and sunset at 6:38 pm CDT.

Sunshine

In Avondale Heights, the average sunshine in September is 9.6h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 5 during September morphs into the following directions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What is the temperature in September in Avondale Heights?

In Avondale Heights, 81.7°F (27.6°C) is the average high-temperature and 61.9°F (16.6°C) is the average low-temperature during September. In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is estimated at 86°F (30°C).

What is the average humidity in September in Avondale Heights?

In Avondale Heights, Kentucky, the average relative humidity in September is 72%.

What is the driest month in Avondale Heights?

The month with the least rainfall is September, when the rain falls for 9 days and typically collects 0.91" (23mm) of precipitation.

How much does it rain in Avondale Heights in September?

In Avondale Heights, in September, during 9 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

When it does not snow in Avondale Heights?

May through October are months without snowfall in Avondale Heights, Kentucky.

What is the average length of the day in September in Avondale Heights?

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

When are sunrise and sunset in September in Avondale Heights?

On the first day of September in Avondale Heights, Kentucky, sunrise is at 6:25 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:38 pm CDT.

How long on average sun shines in September in Avondale Heights?

In Avondale Heights, Kentucky, the average sunshine duration in September is 9.6h.

What is the UV index intensity in September in Avondale Heights?

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Avondale Heights, KY

Average temperature in September - Avondale Heights, KY
  • Average high temperature in September: 81.7°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in September: 61.9°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in September
Avondale Heights, KY

Average pressure in September - Avondale Heights, KY
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Avondale Heights, KY

Average wind speed in September - Avondale Heights, KY
  • Average wind speed in September: 6.3mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in September
Avondale Heights, KY

Average humidity in September - Avondale Heights, KY
  • Average humidity in September: 72%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in September
Avondale Heights, KY

Average rainfall in September - Avondale Heights, KY
  • Average rainfall in September: 0.91"

The wettest month (with the highest rainfall) is April (2.52").
The driest month (with the least rainfall) is September (0.91").

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Average rainfall days in September
Avondale Heights, KY

Average rainfall days in September - Avondale Heights, KY
  • Average rainfall days in September: 9 days

The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (8.1 days).

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Average snowfall in September
Avondale Heights, KY

Average snowfall in September - Avondale Heights, KY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Avondale Heights, KY

Average snowfall days in September - Avondale Heights, KY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Avondale Heights, KY

Average daylight in September / Average sunshine in September - Avondale Heights, 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: 9h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 42min).

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Average sunshine days in September
Avondale Heights, KY

Average sunshine days in September - Avondale Heights, KY
  • Average sunshine days in September: 19 days

The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index in September
Avondale Heights, KY

Average UV index in September - Avondale Heights, KY
  • Average UV index in September: 5

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in September
Avondale Heights, KY

Average cloud cover in September - Avondale Heights, KY
  • Average cloud cover in September: 27

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and September (Cloud cover 27).

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Average visibility in September
Avondale Heights, KY

Average visibility in September - Avondale Heights, KY
  • Average visibility in September: 6mi

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

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Avondale Heights, Kentucky, USA

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