September weather forecast
Madisonville, KY

Share

Weather in September

September sees the onset of autumn in Madisonville, bringing along a mild and comfortable climate. Temperatures appreciate the cooler range, with highs averaging around 80.1°F (26.7°C) and lows hovering 61.5°F (16.4°C). As the summer heat gradually wanes, the changing foliage paints the cityscape in vibrant hues. The luxuriously long days, averaging 12.4 daylight hours, offer plenty of time for nature walks, outdoor sports, and stargazing. Therefore, September serves as a wonderful respite from the earlier scorching summer heat, preparing the town for the approaching winter.

Temperature

Madisonville marks the onset of September with an average high-temperature of a still moderately hot 80.1°F (26.7°C), subtly divergent from August's 85.1°F (29.5°C). Throughout the month of September, the average temperature dips to a comfortable 61.5°F (16.4°C) at night.

Humidity

The average relative humidity in September is 74%.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.6 days and typically collects 1.02" (26mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 25min.
On the first day of September in Madisonville, sunrise is at 6:21 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:34 pm CDT.

Sunshine

The average sunshine in September in Madisonville is 8.8h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, a regular UV index of 5 translates into these guidelines:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

The high-temperature, in September, in Madisonville, is 80.1°F (26.7°C), while the low-temperature averages to 61.5°F (16.4°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 95°F (35°C).

What is the average humidity in September?

In Madisonville, the average relative humidity in September is 74%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 11.6 days and typically collects 1.02" (26mm) of precipitation.

How much does it rain in September?

In Madisonville, during September, the rain falls for 11.6 days and regularly aggregates up to 1.02" (26mm) of precipitation.

When it does not snow in Madisonville?

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

What is the average length of the day in September?

The average day length in September is 12h and 25min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:21 am and sunset at 7:18 pm. On the last day of the month, in Madisonville, sunrise is at 6:45 am and sunset at 6:34 pm CDT.

How long on average sun shines in September?

In Madisonville, the average sunshine duration in September is 8.8h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 5. 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
Madisonville, KY

Average temperature in September - Madisonville, KY
  • Average high temperature in September: 80.1°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in September: 61.5°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

Average pressure in September
Madisonville, KY

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Madisonville, KY

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

The windiest month (with the highest average wind speed) is February (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in September
Madisonville, KY

Average humidity in September - Madisonville, KY
  • Average humidity in September: 74%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in September
Madisonville, KY

Average rainfall in September - Madisonville, KY
  • Average rainfall in September: 1.02"

The wettest month (with the highest rainfall) is June (2.4").
The driest month (with the least rainfall) is September (1.02").

Average rainfall days in September
Madisonville, KY

Average rainfall days in September - Madisonville, KY
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (8 days).

Average snowfall in September
Madisonville, KY

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

The month with the highest snowfall is February (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Madisonville, KY

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

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Madisonville, 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 5min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in September
Madisonville, KY

Average sunshine days in September - Madisonville, KY
  • Average sunshine days in September: 17 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (12.1 days).

Average UV index in September
Madisonville, KY

Average UV index in September - Madisonville, 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).

Average cloud cover in September
Madisonville, KY

Average cloud cover in September - Madisonville, KY
  • Average cloud cover in September: 30

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in September
Madisonville, KY

Average visibility in September - Madisonville, 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).

Madisonville, Kentucky, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location