September weather forecast
Stopover, KY

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Weather in September

The first month of the autumn, September, is still a warm month in Stopover, Kentucky, with an average temperature fluctuating between 78.6°F (25.9°C) and 56.8°F (13.8°C).

Temperature

The start of September involves a subtle temperature drop, shifting from a warm 84.4°F (29.1°C) in August to a still moderately hot 78.6°F (25.9°C). The significant decline in Stopover's temperature, from day to night, averages of 56.8°F (13.8°C) in September.

Humidity

The average relative humidity in September is 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 1.46" (37mm) of precipitation.

Snowfall

In Stopover, snow does not fall in June through September.

Daylight

In Stopover, Kentucky, the average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 6:59 am and sunset at 7:56 pm. On the last day of September, sunrise is at 7:23 am and sunset at 7:12 pm EDT.

Sunshine

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

UV index

In Stopover, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. 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.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

In September, in Stopover, the average high-temperature is 78.6°F (25.9°C), and the average low-temperature is 56.8°F (13.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), 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 September, the average relative humidity is 76%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 1.46" (37mm) of precipitation.

How many days does it rain in September?

In Stopover, in September, during 12.5 rainfall days, 1.46" (37mm) of precipitation is typically accumulated.

When it does not snow?

In Stopover, snow does not fall in June through September.

Does it snow in September?

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

How many hours of daylight does Stopover have in September?

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

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:59 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:12 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.3h.

What is the UV index reading in September?

In Stopover, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Stopover, KY

Average temperature in September - Stopover, KY
  • Average high temperature in September: 78.6°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in September: 56.8°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in September
Stopover, KY

Average pressure in September - Stopover, KY
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in September
Stopover, KY

Average wind speed in September - Stopover, KY
  • Average wind speed in September: 4.2mph

The windiest month (with the highest average wind speed) is April (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in September
Stopover, KY

Average humidity in September - Stopover, KY
  • Average humidity in September: 76%

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

Average rainfall in September
Stopover, KY

Average rainfall in September - Stopover, KY
  • Average rainfall in September: 1.46"

The wettest months (with the highest rainfall) are February and May (3.27").
The driest month (with the least rainfall) is September (1.46").

Average rainfall days in September
Stopover, KY

Average rainfall days in September - Stopover, KY
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (10.1 days).

Average snowfall in September
Stopover, KY

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

The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Stopover, KY

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

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Stopover, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in September
Stopover, KY

Average sunshine days in September - Stopover, KY
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is May (10.5 days).

Average UV index in September
Stopover, KY

Average UV index in September - Stopover, KY
  • Average UV index in September: 4

The months with the highest UV index are June 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
Stopover, KY

Average cloud cover in September - Stopover, KY
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in September
Stopover, KY

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

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

Stopover, Kentucky, USA

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