June weather forecast
Johnsons Mill, TN

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Weather in June

The first month of the summer, June, is a tropical month in Johnsons Mill, Tennessee, with an average temperature fluctuating between 65.8°F (18.8°C) and 86°F (30°C).

Temperature

The start of June brings a subtle rise in the average high-temperature, moving from a warm 77.7°F (25.4°C) in May to a tropical 86°F (30°C). Johnsons Mill's average low-temperature during June nights is observed to be a comfortable 65.8°F (18.8°C).

Heat index

The heat index value during June is evaluated at a sweltering 98.6°F (37°C). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Heat index's context suggests values are appropriate for shady areas and slight breezes. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', provides an understanding of perceived warmth by combining temperature and relative humidity. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
In the face of high temperatures, the human body's reflex is to perspire, leveraging sweat evaporation for cooling. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

In Johnsons Mill, Tennessee, the average relative humidity in June is 77%.

Rainfall

In Johnsons Mill, in June, during 17.7 rainfall days, 3.15" (80mm) of precipitation is typically accumulated. In Johnsons Mill, during the entire year, the rain falls for 178.7 days and collects up to 39.21" (996mm) of precipitation.

Snowfall

In Johnsons Mill, snow does not fall in May through September.

Daylight

With an average of 14h and 30min of daylight, June has the longest days of the year.
On the first day of June in Johnsons Mill, sunrise is at 5:33 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:09 pm CDT.

Sunshine

With an average of 10.3h of sunshine, June has the most sunshine of the year.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 in June interprets into the following recommendations:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in June?

The average high-temperature and low-temperature during June are 86°F (30°C) and 65.8°F (18.8°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in June is evaluated at 98.6°F (37°C).

What is the average humidity in June?

In Johnsons Mill, the average relative humidity in June is 77%.

How much does it rain in June?

In Johnsons Mill, Tennessee, in June, it is raining for 17.7 days, with typically 3.15" (80mm) of accumulated precipitation.

When it does not snow?

In Johnsons Mill, snow does not fall in May through September.

When are the longest days?

The month with the longest days is June, with an average of 14h and 30min of daylight.

What is the average length of the day in June?

The average day length in June is 14h and 33min.

What time are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 5:33 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:09 pm CDT.

What month has the most sunshine?

With an average of 10.3h of sunshine, June has the most sunshine of the year.

How long on average sun shines in June?

In Johnsons Mill, the average sunshine duration in June is 10.3h.

When is the highest UV index?

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

What is the UV index intensity in June?

In June, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Johnsons Mill, TN

Average temperature in June - Johnsons Mill, TN
  • Average high temperature in June: 86°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in June: 65.8°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in June
Johnsons Mill, TN

Average pressure in June - Johnsons Mill, TN
  • Average pressure in June: 29.97"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in June
Johnsons Mill, TN

Average wind speed in June - Johnsons Mill, TN
  • Average wind speed in June: 5.3mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in June
Johnsons Mill, TN

Average humidity in June - Johnsons Mill, TN
  • Average humidity in June: 77%

The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (74%).

Average rainfall in June
Johnsons Mill, TN

Average rainfall in June - Johnsons Mill, TN
  • Average rainfall in June: 3.15"

The wettest month (with the highest rainfall) is July (4.21").
The driest month (with the least rainfall) is September (2.44").

Average rainfall days in June
Johnsons Mill, TN

Average rainfall days in June - Johnsons Mill, TN
  • Average rainfall days in June: 17.7 days

The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (10.5 days).

Average snowfall in June
Johnsons Mill, TN

Average snowfall in June - Johnsons Mill, TN
  • Average snowfall in June: 0"

The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Johnsons Mill, TN

Average snowfall days in June - Johnsons Mill, TN
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Johnsons Mill, TN

Average daylight in June / Average sunshine in June - Johnsons Mill, TN
  • Average daylight in June: 14h and 3min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in June: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

Average sunshine days in June
Johnsons Mill, TN

Average sunshine days in June - Johnsons Mill, TN
  • Average sunshine days in June: 9.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (8.8 days).

Average UV index in June
Johnsons Mill, TN

Average UV index in June - Johnsons Mill, TN
  • Average UV index in June: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in June
Johnsons Mill, TN

Average cloud cover in June - Johnsons Mill, TN
  • Average cloud cover in June: 30

The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in June
Johnsons Mill, TN

Average visibility in June - Johnsons Mill, TN
  • Average visibility in June: 6mi

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

Johnsons Mill, Tennessee, USA

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