October weather forecast
Mount Vernon, KY

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Weather in October

October, like September, in Mount Vernon, Kentucky, is another enjoyable autumn month, with an average temperature ranging between max 66.7°F (19.3°C) and min 47.3°F (8.5°C).

Temperature

The commencement of October indicates a shift in the average high-temperature, receding from September's moderately hot 78.6°F (25.9°C) to a comfortable 66.7°F (19.3°C). Throughout October, Mount Vernon records an average temperature of 47.3°F (8.5°C) at night.

Humidity

June, August through November, with an average relative humidity of 76%, are the least humid months.

Rainfall

In Mount Vernon, during October, the rain falls for 13.2 days and regularly aggregates up to 2.91" (74mm) of precipitation. Throughout the year, there are 181 rainfall days, and 40.28" (1023mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.04" (1mm) of snow. In Mount Vernon, during the entire year, snow falls for 34.4 days and aggregates up to 14.17" (360mm) of snow.

Daylight

The average length of the day in October is 11h and 13min.
On the first day of October, sunrise is at 7:33 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 6:40 pm EDT.

Sunshine

In October, the average sunshine is 6.6h.

UV index

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: During October, 3 as the daily maximum UV index converts into the following advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.

Frequently asked questions

What is the average October temperature?

The high-temperature, in October, in Mount Vernon, records 66.7°F (19.3°C), while the low-temperature is 47.3°F (8.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 95°F (35°C).

What is the least humid month?

The months with the lowest humidity are June, August through November, with an average relative humidity of 76%.

What is the average humidity in October?

The average relative humidity in October in Mount Vernon is 76%.

How much does it rain in October?

In Mount Vernon, during October, the rain falls for 13.2 days and regularly aggregates up to 2.91" (74mm) of precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Mount Vernon have in October?

The average day length in October is 11h and 13min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 7:33 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 6:40 pm EDT.

How many hours of sunshine does Mount Vernon have in October?

In October, the average sunshine duration is 6.6h.

How high is the UV index in October?

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Mount Vernon, KY

Average temperature in October - Mount Vernon, KY
  • Average high temperature in October: 66.7°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 (40.3°F).

  • Average low temperature in October: 47.3°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in October
Mount Vernon, KY

Average pressure in October - Mount Vernon, KY
  • Average pressure in October: 30.05"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in October
Mount Vernon, KY

Average wind speed in October - Mount Vernon, KY
  • Average wind speed in October: 6mph

The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in October
Mount Vernon, KY

Average humidity in October - Mount Vernon, KY
  • Average humidity in October: 76%

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

Average rainfall in October
Mount Vernon, KY

Average rainfall in October - Mount Vernon, KY
  • Average rainfall in October: 2.91"

The wettest month (with the highest rainfall) is February (4.13").
The driest month (with the least rainfall) is September (2.44").

Average rainfall days in October
Mount Vernon, KY

Average rainfall days in October - Mount Vernon, KY
  • Average rainfall days in October: 13.2 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is January (11.8 days).

Average snowfall in October
Mount Vernon, KY

Average snowfall in October - Mount Vernon, KY
  • Average snowfall in October: 0.04"

The month with the highest snowfall is February (3.98").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Mount Vernon, KY

Average snowfall days in October - Mount Vernon, KY
  • Average snowfall days in October: 0.5 days

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

Average daylight in October /
Average sunshine in October
Mount Vernon, KY

Average daylight in October / Average sunshine in October - Mount Vernon, KY
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in October: 6h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in October
Mount Vernon, KY

Average sunshine days in October - Mount Vernon, KY
  • Average sunshine days in October: 15.7 days

The month with the most sunshine days is November (16 days).
The month with the least sunshine days is February (9.7 days).

Average UV index in October
Mount Vernon, KY

Average UV index in October - Mount Vernon, KY
  • Average UV index in October: 3

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 October
Mount Vernon, KY

Average cloud cover in October - Mount Vernon, KY
  • Average cloud cover in October: 37

The 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 October
Mount Vernon, KY

Average visibility in October - Mount Vernon, KY
  • Average visibility in October: 6mi

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).

Mount Vernon, Kentucky, USA

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