September weather forecast
Elsmere, KY

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Elsmere, Kentucky, with an average temperature fluctuating between 77.9°F (25.5°C) and 59°F (15°C).

Temperature

September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's 83.8°F (28.8°C) to a still warm 77.9°F (25.5°C). Throughout September, Elsmere witnesses a nighttime temperature average of 59°F (15°C).

Humidity

August through October, with an average relative humidity of 74%, are the least humid months.

Rainfall

The month with the least rainfall in Elsmere is September, when the rain falls for 12.4 days and typically collects 1.34" (34mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In September, the average length of the day in Elsmere is 12h and 26min.
On the first day of the month, sunrise is at 7:07 am and sunset at 8:08 pm. On the last day of September, in Elsmere, sunrise is at 7:34 am and sunset at 7:22 pm EDT.

Sunshine

In Elsmere, the average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 5 in September leads to these recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. Avoiding the Sun during its peak radiation time around midday is a healthy practice. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Elsmere in September?

September temperatures in Elsmere vary between a high-temperature of 77.9°F (25.5°C) and a low-temperature of 59°F (15°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is calculated to be 91.4°F (33°C).

What is the least humid month in Elsmere?

The months with the lowest humidity in Elsmere are August through October, with an average relative humidity of 74%.

What is the average humidity in September in Elsmere?

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

What is the driest month in Elsmere?

September is the month with the least rainfall in Elsmere, Kentucky. Rain falls for 12.4 days and accumulates 1.34" (34mm) of precipitation.

How much does it rain in Elsmere in September?

In September, in Elsmere, Kentucky, the rain falls for 12.4 days. Throughout September, 1.34" (34mm) of precipitation is accumulated.

When it does not snow in Elsmere?

In Elsmere, snow does not fall in May through September.

Does it snow in Elsmere in September?

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

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

In September, the average day length in Elsmere, Kentucky, is 12h and 26min.

What time are sunrise and sunset in September in Elsmere?

In September, on the first day of the month, sunrise is at 7:07 am and sunset at 8:08 pm. On the last day of the month, in Elsmere, Kentucky, sunrise is at 7:34 am and sunset at 7:22 pm EDT.

How long on average sun shines in September in Elsmere?

In Elsmere, Kentucky, the average sunshine duration in September is 8.3h.

How high is the UV index in September in Elsmere?

In Elsmere, Kentucky, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Elsmere, KY

Average temperature in September - Elsmere, KY
  • Average high temperature in September: 77.9°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in September: 59°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in September
Elsmere, KY

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

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Elsmere, KY

Average wind speed in September - Elsmere, KY
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in September
Elsmere, KY

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

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

Average rainfall in September
Elsmere, KY

Average rainfall in September - Elsmere, KY
  • Average rainfall in September: 1.34"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is September (1.34").

Average rainfall days in September
Elsmere, KY

Average rainfall days in September - Elsmere, KY
  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (7.9 days).

Average snowfall in September
Elsmere, KY

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

The month with the highest snowfall is March (1.93").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Elsmere, KY

Average snowfall days in September - Elsmere, 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 May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
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 July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in September
Elsmere, KY

Average sunshine days in September - Elsmere, KY
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is November (19.7 days).
The months with the least sunshine days are May and June (12 days).

Average UV index in September
Elsmere, KY

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Elsmere, KY

Average cloud cover in September - Elsmere, 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 28).

Average visibility in September
Elsmere, KY

Average visibility in September - Elsmere, 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).

Elsmere, Kentucky, USA

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