October weather forecast
Johnson City, TN

The front entrance to the Public Library in Johnson City, Tennessee
The front entrance to the Public Library in Johnson City, Tennessee

Weather in October

October, like September, in Johnson City, Tennessee, is another enjoyable autumn month, with temperature in the range of an average low of 45.3°F (7.4°C) and an average high of 65.8°F (18.8°C).

Temperature

In Johnson City, the average high-temperature in October drops from a moderately hot 77.5°F (25.3°C) in September to a comfortable 65.8°F (18.8°C). The average low-temperature, in Johnson City, Tennessee, is 45.3°F (7.4°C).

Humidity

In October, the average relative humidity in Johnson City is 76%.

Rainfall

In Johnson City, during October, the rain falls for 12 days and regularly aggregates up to 2.44" (62mm) of precipitation. In Johnson City, during the entire year, the rain falls for 187.8 days and collects up to 32.76" (832mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows in Johnson City. Throughout October, in the average 0.7 snowfall days, it receives 0.51" (13mm) of snow. In Johnson City, during the entire year, snow falls for 32.1 days and aggregates up to 13.31" (338mm) of snow.

Daylight

The average length of the day in October is 11h and 15min.
On the first day of October in Johnson City, sunrise is at 7:24 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 6:34 pm EDT.

Sunshine

The average sunshine in October is 6.8h.

UV index

In Johnson City, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 3 in October transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in October in Johnson City?

In Johnson City, in October, the average high-temperature is 65.8°F (18.8°C), and the average low-temperature is 45.3°F (7.4°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is estimated at 89.6°F (32°C).

What is the average humidity in October in Johnson City?

In Johnson City, the average relative humidity in October is 76%.

How much does it rain in Johnson City in October?

In Johnson City, Tennessee, during October, the rain falls for 12 days and regularly aggregates up to 2.44" (62mm) of precipitation.

When does it start to snow in Johnson City?

October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.51" (13mm) of snow.

What is the average length of the day in October in Johnson City?

In Johnson City, Tennessee, the average day length in October is 11h and 15min.

When is the sunrise / sunset in October in Johnson City?

On the first day of October, sunrise is at 7:24 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 6:34 pm EDT.

How long on average sun shines in October in Johnson City?

In Johnson City, the average sunshine duration in October is 6.8h.

What is the UV index intensity in October in Johnson City?

The average daily maximum UV index in October in Johnson City, Tennessee, is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Johnson City, TN

Average temperature in October - Johnson City, TN
  • Average high temperature in October: 65.8°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in October: 45.3°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).

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Average pressure in October
Johnson City, TN

Average pressure in October - Johnson City, 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).

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Average wind speed in October
Johnson City, TN

Average wind speed in October - Johnson City, TN
  • Average wind speed in October: 4.9mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in October
Johnson City, TN

Average humidity in October - Johnson City, TN
  • Average humidity in October: 76%

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is November (75%).

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Average rainfall in October
Johnson City, TN

Average rainfall in October - Johnson City, TN
  • Average rainfall in October: 2.44"

The wettest month (with the highest rainfall) is February (3.27").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in October
Johnson City, TN

Average rainfall days in October - Johnson City, TN
  • Average rainfall days in October: 12 days

The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (11.2 days).

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Average snowfall in October
Johnson City, TN

Average snowfall in October - Johnson City, TN
  • Average snowfall in October: 0.51"

The month with the highest snowfall is December (3.74").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Johnson City, TN

Average snowfall days in October - Johnson City, TN
  • Average snowfall days in October: 0.7 days

The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Johnson City, TN

Average daylight in October / Average sunshine in October - Johnson City, TN
  • Average daylight in October: 11h and 15min

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 44min).

  • Average sunshine in October: 6h and 48min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

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Average sunshine days in October
Johnson City, TN

Average sunshine days in October - Johnson City, TN
  • Average sunshine days in October: 16.5 days

The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is July (8.3 days).

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Average UV index in October
Johnson City, TN

Average UV index in October - Johnson City, 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).

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Average cloud cover in October
Johnson City, TN

Average cloud cover in October - Johnson City, TN
  • Average cloud cover in October: 34

The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are June and August (Cloud cover 31).

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Average visibility in October
Johnson City, TN

Average visibility in October - Johnson City, TN
  • Average visibility in October: 6mi

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

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