October weather forecast
Erwin, TN

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Weather in October

October, like September, in Erwin, Tennessee, is another enjoyable autumn month, with an average temperature fluctuating between 65.5°F (18.6°C) and 44.8°F (7.1°C).

Temperature

Erwin's weather in October involves a decrease in the average high-temperature, moving down from September's moderately hot 76.1°F (24.5°C) to an enjoyable 65.5°F (18.6°C). During October, the nighttime temperature averages of 44.8°F (7.1°C).

Humidity

In Erwin, the average relative humidity in October is 78%.

Rainfall

In October, the rain falls for 10.5 days. Throughout October, 1.97" (50mm) of precipitation is accumulated. Throughout the year, there are 173.4 rainfall days, and 29.45" (748mm) 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 0.3 snowfall days, it receives 0.04" (1mm) of snow. In Erwin, during the entire year, snow falls for 24.7 days and aggregates up to 10.55" (268mm) of snow.

Daylight

In October, the average length of the day in Erwin is 11h and 16min.
On the first day of October, sunrise is at 7:25 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 6:34 pm EDT.

Sunshine

In October, the average sunshine is 6.6h.

UV index

In Erwin, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 3 in October translates into the following instructions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.

Frequently asked questions

What are October temperatures?

The high-temperature, in October, in Erwin, records 65.5°F (18.6°C), while the low-temperature is 44.8°F (7.1°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 86°F (30°C).

What is the average humidity in October?

In Erwin, the average relative humidity in October is 78%.

How much does it rain in October?

In Erwin, in October, it is raining for 10.5 days, with typically 1.97" (50mm) of accumulated precipitation.

When does it start snowing?

October is the first month it typically snows in Erwin. Throughout October, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow.

What is the average length of the day in October?

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

When are sunrise and sunset in October?

On the first day of October, sunrise is at 7:25 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 6:34 pm EDT.

How many hours of sunshine does Erwin have in October?

In October, the average sunshine duration is 6.6h.

What is the UV index intensity in October?

In October, the average daily maximum UV index is 3. A UV Index estimate 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
Erwin, TN

Average temperature in October - Erwin, TN
  • Average high temperature in October: 65.5°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (41.7°F).

  • Average low temperature in October: 44.8°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in October
Erwin, TN

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

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in October
Erwin, TN

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

The windiest months (with the highest average wind speed) are January, February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

Average humidity in October
Erwin, TN

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

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is November (76%).

Average rainfall in October
Erwin, TN

Average rainfall in October - Erwin, TN
  • Average rainfall in October: 1.97"

The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in October
Erwin, TN

Average rainfall days in October - Erwin, TN
  • Average rainfall days in October: 10.5 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (9.7 days).

Average snowfall in October
Erwin, TN

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

The month with the highest snowfall is December (3.7").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Erwin, TN

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

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Erwin, 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 42min).

  • Average sunshine in October: 6h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in October
Erwin, TN

Average sunshine days in October - Erwin, TN
  • Average sunshine days in October: 18.2 days

The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is July (8.3 days).

Average UV index in October
Erwin, TN

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

The months with the highest UV index are June 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
Erwin, TN

Average cloud cover in October - Erwin, TN
  • Average cloud cover in October: 37

The month with the most cloud cover is February (Cloud cover 54).
The months with the least cloud cover are June and August (Cloud cover 34).

Average visibility in October
Erwin, TN

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

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

Erwin, Tennessee, USA

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