September weather forecast and climate
Ault, KY

September, the first month of the autumn, in Ault, is also a moderately hot month, with average temperature ranging between max 78.8°F (26°C) and min 57.4°F (14.1°C).

Temperature

In September, the average high-temperature marginally drops, from a moderately hot 85.3°F (29.6°C) in August, to a still warm 78.8°F (26°C). In September, the average low-temperature is 57.4°F (14.1°C).

Humidity

The average relative humidity in Ault is 76%.

Rainfall

The month with the least rainfall in Ault is September when the rain falls for 12.7 days and typically collects 1.97" (50mm) of precipitation.

Snowfall

In Ault snow does not fall in May through September.

Daylight

In Ault, Kentucky, the average length of the day is 12.4h.

Sunshine

In Ault, the average sunshine is 8.4h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Ault?

In September, the average high-temperature is 78.8°F (26°C), and the average low-temperature is 57.4°F (14.1°C).

What is the average humidity in September in Ault?

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

How much does it rain in Ault in September?

In Ault, Kentucky, in September, it is raining for 12.7 days, with typically 1.97" (50mm) of accumulated precipitation.

What is the driest month in Ault?

September is the month with the least rainfall. Rain falls for 12.7 days and accumulates 1.97" (50mm) of precipitation.

Does it snow in Ault in September?

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

When it does not snow in Ault?

May through September are months without snowfall.

What is the average length of the day in September in Ault?

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

How many hours of sunshine does Ault have in September?

In Ault, Kentucky, the average sunshine in September is 8.4h.

How high is the UV index in September in Ault?

The average daily maximum UV index in September in Ault is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV rays.
Average temperature in September - Ault, KY
  • Average high temperature in September: 78.8°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in September: 57.4°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

Average pressure in September - Ault, KY
  • Average pressure in September: 30.05"

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

Average wind speed in September - Ault, KY
  • Average wind speed in September: 4.9mph

The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in September - Ault, 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 (74%).

Average rainfall in September - Ault, KY
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is December (3.15").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in September - Ault, KY
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is November (10.6 days).

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

The month with the highest snowfall is January (2.99").
Months with the least snowfall are May, June, July, August and September (0").

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

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

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

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in September: 8.4h

Months with the most sunshine are June and August (Average sunshine: 10.2h).
The month with the least sunshine is January (Average sunshine: 3.9h).

Average sunshine days in September - Ault, KY
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is February (9.8 days).

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

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

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

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