September weather forecast
Poplar Plains, KY

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Poplar Plains, Kentucky, with an average temperature varying between 78.1°F (25.6°C) and 57.7°F (14.3°C).

Temperature

A modest decline in the average high-temperature is seen during September, decreasing from a moderately hot 84.2°F (29°C) in August to a still warm 78.1°F (25.6°C). In the month of September, the average temperature in Poplar Plains dips to a moderate 57.7°F (14.3°C) during the night.

Humidity

In Poplar Plains, the average relative humidity in September is 76%.

Rainfall

The months with the least rainfall in Poplar Plains are January, September and October Rain falls for 10.2 days and accumulates 1.06" (27mm) of rain.

Snowfall

In Poplar Plains, snow does not fall in May through September.

Daylight

In September, the average length of the day in Poplar Plains is 12h and 25min.
On the first day of the month, sunrise is at 7:04 am and sunset at 8:04 pm. On the last day of September, in Poplar Plains, sunrise is at 7:30 am and sunset at 7:18 pm EDT.

Sunshine

The average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 4 during September leads to these advisories:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What are the temperatures in Poplar Plains in September?

September temperatures vary between a high-temperature of 78.1°F (25.6°C) and a low-temperature of 57.7°F (14.3°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 93.2°F (34°C).

What is the average humidity in September in Poplar Plains?

The average relative humidity in September in Poplar Plains, Kentucky, is 76%.

What is the driest month in Poplar Plains?

January, September and October are months with the least rain in Poplar Plains when the rain falls for 10.2 days and typically aggregates up to 1.06" (27mm) of rain.

How many days does it rain in September in Poplar Plains?

In Poplar Plains, during September, the rain falls for 10.2 days and regularly aggregates up to 1.06" (27mm) of precipitation.

When it does not snow in Poplar Plains?

May through September are months without snowfall in Poplar Plains, Kentucky.

Does it snow in Poplar Plains in September?

In Poplar Plains, Kentucky, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Poplar Plains?

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

What time are sunrise and sunset in September in Poplar Plains?

In September, on the first day of the month, sunrise is at 7:04 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:18 pm EDT.

How many hours of sunshine does Poplar Plains have in September?

The average sunshine duration in September in Poplar Plains is 8.3h.

What is the UV index intensity in September in Poplar Plains?

The average daily maximum UV index in September in Poplar Plains is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from 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
Poplar Plains, KY

Average temperature in September - Poplar Plains, KY
  • Average high temperature in September: 78.1°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in September: 57.7°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in September
Poplar Plains, KY

Average pressure in September - Poplar Plains, KY
  • Average pressure in September: 30.04"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in September
Poplar Plains, KY

Average wind speed in September - Poplar Plains, KY
  • Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in September
Poplar Plains, KY

Average humidity in September - Poplar Plains, KY
  • Average humidity in September: 76%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (75%).

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Average rainfall in September
Poplar Plains, KY

Average rainfall in September - Poplar Plains, KY
  • Average rainfall in September: 1.06"

The wettest month (with the highest rainfall) is July (1.93").
The driest months (with the least rainfall) are January, September and October (1.06").

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Average rainfall days in September
Poplar Plains, KY

Average rainfall days in September - Poplar Plains, KY
  • Average rainfall days in September: 10.2 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is November (8.3 days).

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Average snowfall in September
Poplar Plains, KY

Average snowfall in September - Poplar Plains, KY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Poplar Plains, KY

Average snowfall days in September - Poplar Plains, KY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Poplar Plains, KY

Average daylight in September / Average sunshine in September - Poplar Plains, KY
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in September
Poplar Plains, KY

Average sunshine days in September - Poplar Plains, KY
  • Average sunshine days in September: 17.7 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is February (11.4 days).

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Average UV index in September
Poplar Plains, KY

Average UV index in September - Poplar Plains, 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, November and December (UV index 2).

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Average cloud cover in September
Poplar Plains, KY

Average cloud cover in September - Poplar Plains, KY
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in September
Poplar Plains, KY

Average visibility in September - Poplar Plains, KY
  • Average visibility in September: 5mi

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

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Poplar Plains, Kentucky, USA

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