Climate and monthly 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 January

January, like December, in Johnson City, Tennessee, is a wintry winter month, with an average temperature fluctuating between 26.6°F (-3°C) and 41.5°F (5.3°C). January is the coldest month, with an average high-temperature of 41.5°F (5.3°C) and an average low-temperature of 26.6°F (-3°C). Weather in January »

Weather in February

February, the last month of the winter in Johnson City, is a frosty month, with an average temperature fluctuating between 29.7°F (-1.3°C) and 46.4°F (8°C). In February, the average high-temperature is almost the same as in January - a frosty 46.4°F (8°C). Weather in February »

Weather in March

March, the first month of the spring in Johnson City, is a cool month, with an average temperature ranging between max 54.5°F (12.5°C) and min 36.3°F (2.4°C). In March, the average high-temperature slightly increases from a frosty 46.4°F (8°C) in February to a fresh 54.5°F (12.5°C). Weather in March »

Weather in April

April in Johnson City, Tennessee, is a comfortable spring month, with an average temperature varying between 44.2°F (6.8°C) and 64.9°F (18.3°C). In Johnson City, the average high-temperature in April rises from a cool 54.5°F (12.5°C) in March to a comfortable 64.9°F (18.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Johnson City, Tennessee, with an average temperature fluctuating between 51.8°F (11°C) and 73.4°F (23°C). In May, the average high-temperature marginally rises from a comfortable 64.9°F (18.3°C) in April to a warm 73.4°F (23°C). Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Johnson City, Tennessee, with temperature in the range of an average low of 57.4°F (14.1°C) and an average high of 80.2°F (26.8°C). In Johnson City, the average high-temperature in June marginally rises from 73.4°F (23°C) in May to a still moderately hot 80.2°F (26.8°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Johnson City, Tennessee, with an average temperature varying between 83.3°F (28.5°C) and 60.6°F (15.9°C). July is the warmest month, with an average high-temperature of 83.3°F (28.5°C) and an average low-temperature of 60.6°F (15.9°C). In July, the average heat index is computed to be a hot 90.9°F (32.7°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Johnson City, Tennessee, with an average temperature varying between 82.6°F (28.1°C) and 59.5°F (15.3°C). In Johnson City, the average high-temperature in August is relatively the same as in July - a still warm 82.6°F (28.1°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Johnson City, Tennessee, with an average temperature fluctuating between 54.9°F (12.7°C) and 77.5°F (25.3°C). In September, the average high-temperature is almost the same as in August - a still moderately hot 77.5°F (25.3°C). Weather in September »

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). 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). Weather in October »

Weather in November

November, the last month of the autumn in Johnson City, is another cool month, with temperature in the range of an average high of 54.5°F (12.5°C) and an average low of 36°F (2.2°C). In November, the average high-temperature drops from an enjoyable 65.8°F (18.8°C) in October to a cool 54.5°F (12.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in Johnson City, Tennessee, with an average temperature varying between 32.4°F (0.2°C) and 46.6°F (8.1°C). In December, the average high-temperature marginally drops from a fresh 54.5°F (12.5°C) in November to a chilly 46.6°F (8.1°C). Weather in December »
[Resources]

FAQ

What is the coldest month in Johnson City?

January is the coldest month in Johnson City, with an average high-temperature of 41.5°F (5.3°C) and an average low-temperature of 26.6°F (-3°C).

How many days does it rain in Johnson City?

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

When does it snow in Johnson City?

January through April, October through December are months with snowfall.

How many days does it snow in Johnson City?

Throughout the year, in Johnson City, there are 32.1 snowfall days, and 13.31" (338mm) of snow is accumulated.

What is the month with the least sunshine in Johnson City?

The month with the least sunshine is January, with an average of 5h of sunshine.

When is the lowest UV index in Johnson City?

The months with the lowest UV index in Johnson City, Tennessee, are January, February and December, with an average maximum UV index of 2.

What is the most humid month in Johnson City?

February and December, with an average relative humidity of 79%, are most humid months in Johnson City.

What is the rainiest month in Johnson City?

The month with the most rainfall is February, when the rain falls for 13.6 days and typically aggregates up to 3.27" (83mm) of precipitation.

When is Daylight Saving Time (DST) in Johnson City?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Johnson City, Tennessee, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

When it does not snow in Johnson City?

May through September are months without snowfall in Johnson City, Tennessee.

When are the longest days in Johnson City?

The month with the longest days is June, with an average of 14h and 36min of daylight.

What month has the most sunshine in Johnson City?

With an average of 10.6h of sunshine, June has the most sunshine of the year in Johnson City.

When is the highest UV index in Johnson City?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the warmest month in Johnson City?

July is the warmest month in Johnson City, Tennessee, with an average high-temperature of 83.3°F (28.5°C) and an average low-temperature of 60.6°F (15.9°C).

What is the driest month in Johnson City?

The month with the least rainfall in Johnson City, Tennessee, is September, when the rain falls for 15.5 days and typically collects 1.77" (45mm) of precipitation.

What is the least humid month in Johnson City?

The least humid month is November, with an average relative humidity of 75%.

When does it snow the most in Johnson City?

The month with the most snowfall in Johnson City is December, when snow falls for 6.2 days and typically aggregates up to 3.74" (95mm) of snow.

What is the month with the shortest days in Johnson City?

With an average of 9h and 44min of daylight, December has the shortest days of the year.

Average temperature
Johnson City, TN

Average temperature - Johnson City, TN

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).

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).

[Resources]

Average pressure
Johnson City, TN

Average pressure - Johnson City, TN

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

[Resources]

Average wind speed
Johnson City, TN

Average wind speed - Johnson City, TN

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).

[Resources]

Average humidity
Johnson City, TN

Average humidity - Johnson City, TN

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

[Resources]

Average rainfall
Johnson City, TN

Average rainfall - Johnson City, TN

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

[Resources]

Average rainfall days
Johnson City, TN

Average rainfall days - Johnson City, TN

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).

[Resources]

Average snowfall
Johnson City, TN

Average snowfall - Johnson City, TN

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

[Resources]

Average snowfall days
Johnson City, TN

Average snowfall days - Johnson City, TN

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).

[Resources]

Average daylight / Average sunshine
Johnson City, TN

Average daylight / Average sunshine - Johnson City, TN

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).

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).

[Resources]

Average sunshine days
Johnson City, TN

Average sunshine days - Johnson City, TN

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

[Resources]

Average UV index
Johnson City, TN

Average UV index - Johnson City, TN

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).

[Resources]

Average visibility
Johnson City, TN

Average visibility - Johnson City, TN

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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location