October weather forecast
West Harpeth, TN

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Weather in October

October, like September, is another pleasant autumn month in West Harpeth, Tennessee, with an average temperature ranging between min 50.5°F (10.3°C) and max 69.8°F (21°C).

Temperature

A subtle decrease in the average high-temperature marks October, falling from September's warm 81.5°F (27.5°C) to an agreeable 69.8°F (21°C). The average low-temperature during October nights is a fresh 50.5°F (10.3°C).

Humidity

The months with the lowest humidity are October and November, with an average relative humidity of 74%.

Rainfall

In West Harpeth, during October, the rain falls for 12.1 days and regularly aggregates up to 3.15" (80mm) of precipitation. In West Harpeth, during the entire year, the rain falls for 176.6 days and collects up to 38.94" (989mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows in West Harpeth. Throughout October, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 11.4 snowfall days, and 3.35" (85mm) of snow is accumulated.

Daylight

In October, the average length of the day is 11h and 16min.
On the first day of October, sunrise is at 6:43 am and sunset at 6:30 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:52 pm CDT.

Sunshine

In October, the average sunshine is 6.8h.

UV index

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: A maximum daily UV index of 3 during October morphs into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. To avoid the Sun's strongest rays, limit exposure around the mid-day period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in October?

The high-temperature, in October, in West Harpeth, is 69.8°F (21°C), while the low-temperature averages to 50.5°F (10.3°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 86°F (30°C).

What is the least humid month?

October and November, with an average relative humidity of 74%, are the least humid months.

What is the average humidity in October?

In October, the average relative humidity is 74%.

How many days does it rain in October?

In West Harpeth, during October, the rain falls for 12.1 days and regularly aggregates up to 3.15" (80mm) of precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the average length of the day in October?

In West Harpeth, the average day length in October is 11h and 16min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 6:43 am and sunset at 6:30 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:52 pm CDT.

How many hours of sunshine does West Harpeth have in October?

The average sunshine duration in October is 6.8h.

How high is the UV index in October?

The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
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 October
West Harpeth, TN

Average temperature in October - West Harpeth, TN
  • Average high temperature in October: 69.8°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in October: 50.5°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in October
West Harpeth, TN

Average pressure in October - West Harpeth, TN
  • Average pressure in October: 30.06"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in October
West Harpeth, TN

Average wind speed in October - West Harpeth, TN
  • Average wind speed in October: 6.3mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).

Average humidity in October
West Harpeth, TN

Average humidity in October - West Harpeth, TN
  • Average humidity in October: 74%

The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are October and November (74%).

Average rainfall in October
West Harpeth, TN

Average rainfall in October - West Harpeth, TN
  • Average rainfall in October: 3.15"

The wettest month (with the highest rainfall) is July (4.37").
The driest months (with the least rainfall) are September and November (2.36").

Average rainfall days in October
West Harpeth, TN

Average rainfall days in October - West Harpeth, TN
  • Average rainfall days in October: 12.1 days

The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (10 days).

Average snowfall in October
West Harpeth, TN

Average snowfall in October - West Harpeth, TN
  • Average snowfall in October: 0.04"

The month with the highest snowfall is February (1.22").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
West Harpeth, TN

Average snowfall days in October - West Harpeth, TN
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is February (3.9 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
West Harpeth, TN

Average daylight in October / Average sunshine in October - West Harpeth, TN
  • Average daylight in October: 11h and 2min

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

  • Average sunshine in October: 6h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in October
West Harpeth, TN

Average sunshine days in October - West Harpeth, TN
  • Average sunshine days in October: 17.4 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (9.2 days).

Average UV index in October
West Harpeth, TN

Average UV index in October - West Harpeth, TN
  • 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 and December (UV index 2).

Average cloud cover in October
West Harpeth, TN

Average cloud cover in October - West Harpeth, TN
  • Average cloud cover in October: 35

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in October
West Harpeth, TN

Average visibility in October - West Harpeth, TN
  • Average visibility in October: 6mi

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

West Harpeth, Tennessee, USA

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