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, the same as September, is another comfortable autumn month in Johnson City, Tennessee, with an average temperature fluctuating between 65.8°F (18.8°C) and 45.3°F (7.4°C).

Temperature

In Johnson City, the average high-temperature in October drops from a warm 77.5°F (25.3°C) in September to an enjoyable 65.8°F (18.8°C). In Johnson City, the average low-temperature is 45.3°F (7.4°C).

Humidity

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

Rainfall

In Johnson City, it is raining for 12 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, there are 187.8 rainfall days, and 32.76" (832mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows. 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 in Johnson City is 11h and 15min.
On the first day of the month, sunrise is at 7:24 am and sunset at 7:13 pm. On the last day of October, in Johnson City, sunrise is at 7:51 am and sunset at 6:34 pm EDT.

Sunshine

In October, the average sunshine 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 medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 3 in October interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in October in Johnson City?

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

How many days does it rain in October in Johnson City?

In October, in Johnson City, the rain falls for 12 days. Throughout October, 2.44" (62mm) of precipitation is accumulated.

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?

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

What time are sunrise and sunset in October in Johnson City?

In October, on the first day of the month, sunrise is at 7:24 am and sunset at 7:13 pm. On the last day of the month, in Johnson City, Tennessee, 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 October, the average sunshine duration in Johnson City, Tennessee, is 6.8h.

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

In October, the average daily maximum UV index in Johnson City, Tennessee, is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
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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