September weather forecast
Prewitt, KY

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Weather in September

September, the first month of the autumn in Prewitt, is also a moderately hot month, with an average temperature fluctuating between 78.3°F (25.7°C) and 58.5°F (14.7°C).

Temperature

The start of September involves a subtle temperature drop, shifting from a warm 84.2°F (29°C) in August to a still moderately hot 78.3°F (25.7°C). In Prewitt, an average nighttime temperature of 58.5°F (14.7°C) is expected during September.

Humidity

In September, the average relative humidity is 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 2.17" (55mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of September, sunrise is at 7:06 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:19 pm EDT.

Sunshine

In September, the average sunshine is 8.2h.

UV index

In September, the average daily maximum UV index in Prewitt is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 5 during September leads to these advisories:
Prioritize safety - Suggestions to prevent sun damage are offered. The Sun's radiation is especially intense around midday; try to stay in shade during this period. 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.

Frequently asked questions

What are the temperatures in September?

The average high-temperature and low-temperature during September are 78.3°F (25.7°C) and 58.5°F (14.7°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is estimated at 93.2°F (34°C).

What is the average humidity in September?

The average relative humidity in September in Prewitt is 76%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 2.17" (55mm) of precipitation.

How many days does it rain in September?

In Prewitt, in September, it is raining for 12.5 days, with typically 2.17" (55mm) of accumulated precipitation.

When it does not snow?

In Prewitt, Kentucky, snow does not fall in May through September.

Does it snow in September?

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

What is the average length of the day in September?

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

When is the sunrise / sunset in September in Prewitt?

On the first day of September, sunrise is at 7:06 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:19 pm EDT.

How many hours of sunshine does Prewitt have in September?

In September, the average sunshine duration is 8.2h.

What is the UV index intensity in September in Prewitt?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Prewitt, KY

Average temperature in September - Prewitt, KY
  • Average high temperature in September: 78.3°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in September: 58.5°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

Average pressure in September
Prewitt, KY

Average pressure in September - Prewitt, KY
  • Average pressure in September: 30.04"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in September
Prewitt, KY

Average wind speed in September - Prewitt, KY
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
Prewitt, KY

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

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (75%).

Average rainfall in September
Prewitt, KY

Average rainfall in September - Prewitt, KY
  • Average rainfall in September: 2.17"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (2.17").

Average rainfall days in September
Prewitt, KY

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

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (9.9 days).

Average snowfall in September
Prewitt, KY

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

The month with the highest snowfall is February (3.07").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Prewitt, KY

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

The month with the highest number of snowfall days is January (10.2 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
Prewitt, KY

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Prewitt, KY

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

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is February (9.4 days).

Average UV index in September
Prewitt, KY

Average UV index in September - Prewitt, 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, November and December (UV index 2).

Average cloud cover in September
Prewitt, KY

Average cloud cover in September - Prewitt, KY
  • Average cloud cover in September: 34

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

Average visibility in September
Prewitt, KY

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

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

Prewitt, Kentucky, USA

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