Johnson City
Tennessee, USA
Long-term weather forecast
Long-term weather forecast

June weather forecast and climate
Johnson City, TN

The front entrance to the Public Library in Johnson City, Tennessee, with flags flying on either side of the main entrance
The front entrance to the Public Library in Johnson City, Tennessee, with flags flying on either side of the main entrance
The first month of the summer, June, is also a moderately hot month in Johnson City, Tennessee, with average temperature varying between 57.4°F (14.1°C) and 80.2°F (26.8°C).

Temperature

In June, the average high-temperature marginally rises, from 73.4°F (23°C) in May, to a still warm 80.2°F (26.8°C). The average low-temperature, is 57.4°F (14.1°C).

Humidity

In June, the average relative humidity is 76%.

Rainfall

In Johnson City, it is raining for 17.4 days, with typically 2.76" (70mm) of accumulated precipitation. Throughout the year, in Johnson City, there are 187.8 rainfall days, and 32.76" (832mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The month with the longest days is June, with an average of 14.6h of daylight.

Sunshine

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

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Johnson City. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 6 in June transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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.

What is the temperature in June in Johnson City?

In Johnson City, in June, the average high-temperature is 80.2°F (26.8°C), and the average low-temperature is 57.4°F (14.1°C).

What is the average humidity in June in Johnson City?

The average relative humidity in June in Johnson City, Tennessee, is 76%.

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

In Johnson City, Tennessee, in June, during 17.4 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

When it does not snow in Johnson City?

May through September are months without snowfall in Johnson City.

When are the longest days in Johnson City?

The month with the longest days is June, with an average of 14.6h of daylight.

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

In Johnson City, the average length of the day in June is 14.6h.

What month has the most sunshine in Johnson City?

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

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

In June, the average sunshine is 10.6h.

What is the month with the highest UV index in Johnson City?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Johnson City, Tennessee.

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

In June, the average daily maximum UV index in Johnson City is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in June - Johnson City, TN
  • Average high temperature in June: 80.2°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 June: 57.4°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).

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

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

Average rainfall in June - Johnson City, TN
  • Average rainfall in June: 2.76"

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

Average rainfall days in June - Johnson City, TN
  • Average rainfall days in June: 17.4 days

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

Average snowfall in June - Johnson City, TN
  • Average snowfall in June: 0"

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

Average snowfall days in June - Johnson City, TN
  • Average snowfall days in June: 0 days

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

Average daylight in June / Average sunshine in June - Johnson City, TN
  • Average daylight in June: 14.6h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).

  • Average sunshine in June: 10.6h

The month with most sunshine is June (Average sunshine: 10.6h).
The month with least sunshine is January (Average sunshine: 5h).

Average UV index in June - Johnson City, TN
  • Average UV index in June: 6

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February and December (UV index 2).