October weather forecast
Mentor, TN

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Weather in October

October, the same as September, in Mentor, Tennessee, is another pleasant autumn month, with an average temperature fluctuating between 48.4°F (9.1°C) and 69.1°F (20.6°C).

Temperature

October's arrival coincides with a drop in the average high-temperature, decreasing from September's moderately hot 81.1°F (27.3°C) to an agreeable 69.1°F (20.6°C). Mentor records a mean low-temperature of 48.4°F (9.1°C) in October.

Humidity

In October, the average relative humidity in Mentor is 74%.

Rainfall

In Mentor, during October, the rain falls for 9.5 days and regularly aggregates up to 1.18" (30mm) of precipitation. Throughout the year, there are 148.2 rainfall days, and 18.23" (463mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Mentor are January through March, October through December. October is the first month it typically snows in Mentor. Throughout October, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 18.9 snowfall days, and 3.58" (91mm) of snow is accumulated.

Daylight

In Mentor, the average length of the day in October is 11h and 16min.
On the first day of the month, sunrise is at 7:31 am and sunset at 7:19 pm. On the last day of October, sunrise is at 7:58 am and sunset at 6:41 pm EDT.

Sunshine

In Mentor, the average sunshine in October is 7.2h.

UV index

In Mentor, the average daily maximum UV index in October is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 4 during October leads to these advisories:
Act with care - The need to guard against sun damage is communicated. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature in Mentor?

In Mentor, 69.1°F (20.6°C) is the average high-temperature and 48.4°F (9.1°C) is the average low-temperature during October. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in September is calculated to be 86°F (30°C).

What is the average humidity in October in Mentor?

In Mentor, Tennessee, the average relative humidity in October is 74%.

How many days does it rain in October in Mentor?

In Mentor, in October, it is raining for 9.5 days, with typically 1.18" (30mm) of accumulated precipitation.

When does it start to snow in Mentor?

October is the first month it typically snows in Mentor, Tennessee. Throughout October, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow.

What is the average length of the day in October in Mentor?

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

When is the sunrise / sunset in October in Mentor?

On the first day of October in Mentor, Tennessee, sunrise is at 7:31 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 6:41 pm EDT.

How long on average sun shines in October in Mentor?

In October, the average sunshine duration in Mentor is 7.2h.

How high is the UV index in October in Mentor?

In October, the average daily maximum UV index in Mentor, Tennessee, is 4. A UV Index reading of 3 to 5 represents a medium health risk 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
Mentor, TN

Average temperature in October - Mentor, TN
  • Average high temperature in October: 69.1°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in October: 48.4°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in October
Mentor, TN

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

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

Average wind speed in October
Mentor, TN

Average wind speed in October - Mentor, TN
  • Average wind speed in October: 4.5mph

The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in October
Mentor, TN

Average humidity in October - Mentor, TN
  • Average humidity in October: 74%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

Average rainfall in October
Mentor, TN

Average rainfall in October - Mentor, TN
  • Average rainfall in October: 1.18"

The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is September (0.94").

Average rainfall days in October
Mentor, TN

Average rainfall days in October - Mentor, TN
  • Average rainfall days in October: 9.5 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in October
Mentor, TN

Average snowfall in October - Mentor, TN
  • Average snowfall in October: 0.08"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in October
Mentor, TN

Average snowfall days in October - Mentor, TN
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is January (5.4 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
Mentor, TN

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in October: 7h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in October
Mentor, TN

Average sunshine days in October - Mentor, TN
  • Average sunshine days in October: 19.1 days

The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are February and July (12.5 days).

Average UV index in October
Mentor, TN

Average UV index in October - Mentor, TN
  • Average UV index in October: 4

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 and December (UV index 2).

Average cloud cover in October
Mentor, TN

Average cloud cover in October - Mentor, TN
  • Average cloud cover in October: 32

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in October
Mentor, TN

Average visibility in October - Mentor, TN
  • Average visibility in October: 6mi

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

Mentor, Tennessee, USA

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