September weather forecast
Farmington, KY

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Farmington, Kentucky, with an average temperature varying between 81.7°F (27.6°C) and 62.4°F (16.9°C).

Temperature

The unfolding of September shows an average high-temperature of a moderately hot 81.7°F (27.6°C), indicating a slight variance from August's 86.7°F (30.4°C). Throughout September nights, Farmington experiences a consistent temperature average of 62.4°F (16.9°C).

Heat index

In September, the average heat index is appraised at a hot 86°F (30°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

In Farmington, the average relative humidity in September is 72%.

Rainfall

The month with the least rainfall in Farmington, Kentucky, is September, when the rain falls for 13.6 days and typically collects 1.97" (50mm) of precipitation.

Snowfall

In Farmington, snow does not fall in May through October.

Daylight

In Farmington, the average length of the day in September is 12h and 24min.
On the first day of September in Farmington, sunrise is at 6:25 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:38 pm CDT.

Sunshine

The average sunshine in September is 9.5h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 5 during September translates into these guidelines:
Exercise prevention - Warding off sunburn is urged. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What is the average September temperature in Farmington?

In September, the average high-temperature and low-temperature in Farmington are 81.7°F (27.6°C) and 62.4°F (16.9°C) respectively. In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 86°F (30°C).

What is the average humidity in September in Farmington?

In September, the average relative humidity is 72%.

What is the driest month in Farmington?

The month with the least rainfall in Farmington is September, when the rain falls for 13.6 days and typically collects 1.97" (50mm) of precipitation.

How many days does it rain in September in Farmington?

In Farmington, Kentucky, during September, the rain falls for 13.6 days and regularly aggregates up to 1.97" (50mm) of precipitation.

When it does not snow in Farmington?

May through October are months without snowfall in Farmington, Kentucky.

How many hours of daylight does Farmington have in September?

In September, the average day length in Farmington is 12h and 24min.

When is the sunrise / sunset in September in Farmington?

On the first day of September in Farmington, Kentucky, sunrise is at 6:25 am and sunset at 7:21 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 Farmington?

The average sunshine duration in September in Farmington, Kentucky, is 9.5h.

How high is the UV index in September in Farmington?

The average daily maximum UV index in September in Farmington, Kentucky, is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Farmington, KY

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

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (42.4°F).

  • Average low temperature in September: 62.4°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in September
Farmington, KY

Average pressure in September - Farmington, KY
  • Average pressure in September: 30.02"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
Farmington, KY

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

The windiest months (with the highest average wind speed) are February and April (9mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

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Average humidity in September
Farmington, KY

Average humidity in September - Farmington, 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 (70%).

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Average rainfall in September
Farmington, KY

Average rainfall in September - Farmington, KY
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is April (4.69").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in September
Farmington, KY

Average rainfall days in September - Farmington, KY
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.7 days).

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Average snowfall in September
Farmington, KY

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

The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Farmington, KY

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

The months with the highest number of snowfall days are January and February (4.4 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
Farmington, KY

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 9h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in September
Farmington, KY

Average sunshine days in September - Farmington, KY
  • Average sunshine days in September: 14.7 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in September
Farmington, KY

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

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
Farmington, KY

Average cloud cover in September - Farmington, 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
Farmington, KY

Average visibility in September - Farmington, 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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Farmington, Kentucky, USA

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