September weather forecast
Danville, KY

Weather in September

September, the first month of the autumn, in Danville, is also a moderately hot month, with average temperature ranging between min 59.2°F (15.1°C) and max 78.1°F (25.6°C).

Temperature

In September, the average high-temperature slightly decreases, from 84.6°F (29.2°C) in August, to a still moderately hot 78.1°F (25.6°C). In September, in Danville, the average low-temperature is 59.2°F (15.1°C).

Humidity

Months with the lowest humidity are August through October, with an average relative humidity of 76%.

Rainfall

September is the month with the least rainfall in Danville. Rain falls for 14 days and accumulates 2.48" (63mm) of precipitation.

Snowfall

In Danville snow does not fall in May through September.

Daylight

In Danville, the average length of the day is 12.4h.

Sunshine

In Danville, Kentucky, the average sunshine in September is 8.2h.

UV index

The average daily maximum UV index in Danville is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.
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FAQ

What are the least humid months in Danville?

Months with the lowest humidity are August through October, with an average relative humidity of 76%.

What is the average humidity in September in Danville?

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

What is the driest month in Danville?

September is the month with the least rainfall in Danville. Rain falls for 14 days and accumulates 2.48" (63mm) of precipitation.

How many days does it rain in September in Danville?

In September, the rain falls for 14 days. Throughout September, 2.48" (63mm) of precipitation is accumulated.

When it does not snow in Danville?

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

Does it snow in Danville in September?

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

How many hours of daylight does Danville have in September?

In September, the average length of the day in Danville is 12.4h.

How many hours of sunshine does Danville have in September?

In September, the average sunshine in Danville, Kentucky, is 8.2h.

What is the UV index reading in September in Danville?

The average daily maximum UV index in September in Danville, Kentucky, is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in September
Danville, KY

Average temperature in September - Danville, KY
  • Average high temperature in September: 78.1°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (39.4°F).

  • Average low temperature in September: 59.2°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 (26.6°F).

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Average pressure in September
Danville, KY

Average pressure in September - Danville, KY
  • Average pressure in September: 30.03"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.96").

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Average wind speed in September
Danville, KY

Average wind speed in September - Danville, KY
  • Average wind speed in September: 5.4mph

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

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Average humidity in September
Danville, KY

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

The month with the highest relative humidity is February (81%).
Months with the lowest relative humidity are August, September and October (76%).

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Average rainfall in September
Danville, KY

Average rainfall in September - Danville, KY
  • Average rainfall in September: 2.48"

The wettest months (with the highest rainfall) are February, April and December (3.66").
The driest month (with the least rainfall) is September (2.48").

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Average rainfall days in September
Danville, KY

Average rainfall days in September - Danville, KY
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (11.2 days).

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Average snowfall in September
Danville, KY

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

The month with the highest snowfall is February (3.31").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Danville, KY

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

The month with the highest number of snowfall days is January (9.3 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Danville, KY
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in September: 8.2h

The month with the most sunshine is June (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 4.2h).

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Average sunshine days in September
Danville, KY

Average sunshine days in September - Danville, KY
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is October (16.4 days).
The month with the least sunshine days is May (9.5 days).

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Average UV index in September
Danville, KY

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

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

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Average cloud cover in September
Danville, KY

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

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in September
Danville, KY

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

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

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