September weather forecast
Nicholson, KY

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Weather in September

September, the first month of the autumn in Nicholson, is still a warm month, with temperature in the range of an average high of 77.9°F (25.5°C) and an average low of 58.8°F (14.9°C).

Temperature

In September, the meteorological conditions change slightly, with the average high-temperature moving from 84.2°F (29°C) in August to a still warm 77.9°F (25.5°C). Throughout the month of September, the average temperature dips to a moderate 58.8°F (14.9°C) at night.

Humidity

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

Rainfall

September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 1.5" (38mm) of precipitation.

Snowfall

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

Daylight

In Nicholson, the average length of the day in September 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, sunrise is at 7:33 am and sunset at 7:21 pm EDT.

Sunshine

In Nicholson, the average sunshine in September is 8.2h.

UV index

In Nicholson, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, a regular UV index of 4 translates into these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

The high-temperature during September is 77.9°F (25.5°C) and the low-temperature is 58.8°F (14.9°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in August is calculated to be 91.4°F (33°C).

What are the least humid months?

The months with the lowest humidity in Nicholson are August and September, with an average relative humidity of 74%.

What is the average humidity in September?

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

What is the driest month?

September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 1.5" (38mm) of precipitation.

How many days does it rain in September?

In Nicholson, during September, the rain falls for 13.4 days and regularly aggregates up to 1.5" (38mm) of precipitation.

When it does not snow?

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

Does it snow in September?

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

How many hours of daylight does Nicholson have in September?

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

When is the sunrise / sunset in September?

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, sunrise is at 7:33 am and sunset at 7:21 pm EDT.

How many hours of sunshine does Nicholson have in September?

In September, the average sunshine duration is 8.2h.

What is the UV index reading in September?

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Nicholson, KY

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

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in September: 58.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).

Average pressure in September
Nicholson, KY

Average pressure in September - Nicholson, 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
Nicholson, KY

Average wind speed in September - Nicholson, KY
  • Average wind speed in September: 5.6mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in September
Nicholson, KY

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

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

Average rainfall in September
Nicholson, KY

Average rainfall in September - Nicholson, KY
  • Average rainfall in September: 1.5"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days in September
Nicholson, KY

Average rainfall days in September - Nicholson, KY
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in September
Nicholson, KY

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

The month with the highest snowfall is February (2.24").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Nicholson, KY

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

The month with the highest number of snowfall days is January (8.8 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
Nicholson, KY

Average daylight in September / Average sunshine in September - Nicholson, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Nicholson, KY

Average sunshine days in September - Nicholson, KY
  • Average sunshine days in September: 14.9 days

The months with the most sunshine days are October and November (18.1 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in September
Nicholson, KY

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

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
Nicholson, KY

Average cloud cover in September - Nicholson, KY
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in September
Nicholson, KY

Average visibility in September - Nicholson, KY
  • Average visibility in September: 6mi

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

Nicholson, Kentucky, USA

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