October weather forecast
Helenwood, TN

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Weather in October

October, like September, in Helenwood, Tennessee, is another enjoyable autumn month, with an average temperature varying between 66.6°F (19.2°C) and 46.6°F (8.1°C).

Temperature

In October, the average high-temperature goes from a warm 78.3°F (25.7°C) in September to an enjoyable 66.6°F (19.2°C). During October, Helenwood sees a mean low-temperature of 46.6°F (8.1°C).

Humidity

In October, the average relative humidity is 78%.

Rainfall

In October, the rain falls for 12.9 days. Throughout October, 2.72" (69mm) of precipitation is accumulated. Throughout the year, there are 174 rainfall days, and 39.69" (1008mm) 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 Helenwood, during the entire year, snow falls for 31.5 days and aggregates up to 13.11" (333mm) of snow.

Daylight

In Helenwood, the average length of the day in October is 11h and 15min.
On the first day of the month, sunrise is at 7:33 am and sunset at 7:21 pm. On the last day of October, sunrise is at 8:01 am and sunset at 6:42 pm EDT.

Sunshine

In Helenwood, Tennessee, the average sunshine in October is 6.4h.

UV index

In Helenwood, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In October, a regular UV index of 3 translates into these guidelines:
Guard yourself - Precautionary measures against sun damage are advocated. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

Helenwood in October has an average high-temperature of 66.6°F (19.2°C) and an average low-temperature of 46.6°F (8.1°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in August is computed to be 93.2°F (34°C).

What is the average humidity in October?

The average relative humidity in October is 78%.

How many days does it rain in October?

In Helenwood, in October, it is raining for 12.9 days, with typically 2.72" (69mm) of accumulated precipitation.

When does it start to snow?

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 Helenwood have in October?

The average day length in October in Helenwood is 11h and 15min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 7:33 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 6:42 pm EDT.

How long on average sun shines in October?

In October, the average sunshine duration is 6.4h.

What is the UV index reading in October?

In Helenwood, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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
Helenwood, TN

Average temperature in October - Helenwood, TN
  • Average high temperature in October: 66.6°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (41.9°F).

  • Average low temperature in October: 46.6°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in October
Helenwood, TN

Average pressure in October - Helenwood, 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 (29.97"Hg).

Average wind speed in October
Helenwood, TN

Average wind speed in October - Helenwood, TN
  • Average wind speed in October: 5mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in October
Helenwood, TN

Average humidity in October - Helenwood, TN
  • Average humidity in October: 78%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is June (77%).

Average rainfall in October
Helenwood, TN

Average rainfall in October - Helenwood, TN
  • Average rainfall in October: 2.72"

The wettest month (with the highest rainfall) is February (4.53").
The driest months (with the least rainfall) are September and November (2.56").

Average rainfall days in October
Helenwood, TN

Average rainfall days in October - Helenwood, TN
  • Average rainfall days in October: 12.9 days

The months with the highest number of rainy days are May and July (18.8 days).
The month with the least rainy days is November (9.9 days).

Average snowfall in October
Helenwood, TN

Average snowfall in October - Helenwood, TN
  • Average snowfall in October: 0.04"

The month with the highest snowfall is February (4.76").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Helenwood, TN

Average snowfall days in October - Helenwood, TN
  • Average snowfall days in October: 0.5 days

The months with the highest number of snowfall days are January and February (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Helenwood, TN

Average daylight in October / Average sunshine in October - Helenwood, TN
  • Average daylight in October: 11h and 1min

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 42min).

  • Average sunshine in October: 6h and 2min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in October
Helenwood, TN

Average sunshine days in October - Helenwood, TN
  • Average sunshine days in October: 16.1 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is July (9.8 days).

Average UV index in October
Helenwood, TN

Average UV index in October - Helenwood, TN
  • Average UV index in October: 3

The months with the highest UV index are 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
Helenwood, TN

Average cloud cover in October - Helenwood, TN
  • Average cloud cover in October: 41

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is June (Cloud cover 35).

Average visibility in October
Helenwood, TN

Average visibility in October - Helenwood, TN
  • Average visibility in October: 5mi

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

Helenwood, Tennessee, USA

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