September weather forecast and climate
Annville, KY

The first month of the autumn, September, is also a moderately hot month in Annville, Kentucky, with average temperature ranging between min 57.2°F (14°C) and max 79°F (26.1°C).

Temperature

In Annville, the average high-temperature marginally drops, from a moderately hot 85.1°F (29.5°C) in August, to a still warm 79°F (26.1°C). In Annville, the average low-temperature is 57.2°F (14°C).

Humidity

Months with the lowest humidity in Annville are April, June, August through November, with an average relative humidity of 76%.

Rainfall

The month with the least rainfall is September when the rain falls for 13.1 days and typically collects 1.81" (46mm) of precipitation.

Snowfall

May through September are months without snowfall in Annville.

Daylight

The average length of the day in September is 12.4h.

Sunshine

In September, the average sunshine is 8.3h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Annville?

In Annville, Kentucky, in September, the average high-temperature is 79°F (26.1°C), and the average low-temperature is 57.2°F (14°C).

What is the least humid month in Annville?

Months with the lowest humidity in Annville are April, June, August through November, with an average relative humidity of 76%.

What is the average humidity in September in Annville?

In September, the average relative humidity in Annville is 76%.

How many days does it rain in September in Annville?

In September, in Annville, Kentucky, the rain falls for 13.1 days. Throughout September, 1.81" (46mm) of precipitation is accumulated.

What is the driest month in Annville?

September is the month with the least rainfall in Annville. Rain falls for 13.1 days and accumulates 1.81" (46mm) of precipitation.

Does it snow in Annville in September?

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

When it does not snow in Annville?

May through September are months without snowfall in Annville, Kentucky.

How many hours of daylight does Annville have in September?

The average length of the day in September in Annville is 12.4h.

How long on average sun shines in September in Annville?

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

What is the UV index intensity in September in Annville?

In Annville, Kentucky, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to the UV radiation.
Average temperature in September - Annville, KY
  • Average high temperature in September: 79°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (41°F).

  • Average low temperature in September: 57.2°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 (27.1°F).

Average pressure in September - Annville, KY
  • Average pressure in September: 30.04"

Months with the highest atmospheric pressure are January and November (30.16").
The month with the lowest atmospheric pressure is June (29.98").

Average wind speed in September - Annville, KY
  • Average wind speed in September: 4.4mph

The windiest month (with the highest average wind speed) is February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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

Months with the highest relative humidity are February and December (80%).
Months with the lowest relative humidity are April, June, August, September, October and November (76%).

Average rainfall in September - Annville, KY
  • Average rainfall in September: 1.81"

The wettest month (with the highest rainfall) is February (3.31").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in September - Annville, KY
  • Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (11 days).

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

The month with the highest snowfall is February (2.48").
Months with the least snowfall are May, June, July, August and September (0").

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

The month with the highest number of snowfall days is January (8.8 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Annville, 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: 8.3h

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

Average sunshine days in September - Annville, KY
  • Average sunshine days in September: 15 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is February (9.3 days).

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

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

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

Months with the most cloud cover are January and February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 31).

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

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