September weather forecast
Flatwoods, KY

Weather in September

September, the first month of the autumn in Flatwoods, is still a warm month, with temperature in the range of an average low of 58.1°F (14.5°C) and an average high of 79.3°F (26.3°C).

Temperature

In September, the average high-temperature marginally drops from a moderately hot 85.6°F (29.8°C) in August to a still warm 79.3°F (26.3°C). In September, in Flatwoods, the average low-temperature is 58.1°F (14.5°C).

Humidity

In September, the average relative humidity is 75%.

Rainfall

In Flatwoods, during September, the rain falls for 10.4 days and regularly aggregates up to 1.22" (31mm) of precipitation. In Flatwoods, during the entire year, the rain falls for 146.5 days and collects up to 19.65" (499mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day in Flatwoods is 12h and 25min.
On the first day of September in Flatwoods, sunrise is at 7:00 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:15 pm EDT.

Sunshine

In Flatwoods, the average sunshine in September is 8.1h.

UV index

In September, the average daily maximum UV index in Flatwoods is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the average humidity in September in Flatwoods?

The average relative humidity in September in Flatwoods, Kentucky, is 75%.

How many days does it rain in September in Flatwoods?

In Flatwoods, in September, during 10.4 rainfall days, 1.22" (31mm) of precipitation is typically accumulated.

When it does not snow in Flatwoods?

May through September are months without snowfall in Flatwoods, Kentucky.

Does it snow in Flatwoods in September?

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

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

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

When are sunrise and sunset in September in Flatwoods?

In September, on the first day of the month, sunrise is at 7:00 am and sunset at 8:01 pm. On the last day of the month, in Flatwoods, sunrise is at 7:25 am and sunset at 7:15 pm EDT.

How long on average sun shines in September in Flatwoods?

The average sunshine duration in September is 8.1h.

What is the UV index intensity in September in Flatwoods?

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Flatwoods, KY

Average temperature in September - Flatwoods, KY
  • Average high temperature in September: 79.3°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in September: 58.1°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in September
Flatwoods, KY

Average pressure in September - Flatwoods, KY
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in September
Flatwoods, KY

Average wind speed in September - Flatwoods, KY
  • Average wind speed in September: 4.7mph

The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in September
Flatwoods, KY

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

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (74%).

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Average rainfall in September
Flatwoods, KY

Average rainfall in September - Flatwoods, KY
  • Average rainfall in September: 1.22"

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is November (1.06").

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Average rainfall days in September
Flatwoods, KY

Average rainfall days in September - Flatwoods, KY
  • Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall in September
Flatwoods, KY

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

The month with the highest snowfall is February (2.13").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Flatwoods, KY

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

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Flatwoods, KY
  • Average daylight in September: 12h and 25min

The month with the longest days is June (Average daylight: 14h and 49min).
The month with the shortest days is December (Average daylight: 9h and 32min).

  • Average sunshine in September: 8h and 6min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in September
Flatwoods, KY

Average sunshine days in September - Flatwoods, KY
  • Average sunshine days in September: 17.4 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is February (11.1 days).

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Average UV index in September
Flatwoods, KY

Average UV index in September - Flatwoods, 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).

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Average cloud cover in September
Flatwoods, KY

Average cloud cover in September - Flatwoods, KY
  • Average cloud cover in September: 36

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in September
Flatwoods, KY

Average visibility in September - Flatwoods, KY
  • Average visibility in September: 5mi

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

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