June weather forecast
New Johnsonville, TN

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Weather in June

June, the first month of the summer in New Johnsonville, is a tropical month, with temperature in the range of an average high of 87.4°F (30.8°C) and an average low of 66°F (18.9°C).

Temperature

The shift into June is marked by a modest rise in the average high-temperature, moving from May's moderately hot 78.6°F (25.9°C) to a tropical 87.4°F (30.8°C). During the month of June, the temperature falls to an average of 66°F (18.9°C).

Heat index

The heat index in June is calculated to be a very hot 102.2°F (39°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.

Humidity

In June, the average relative humidity is 75%.

Rainfall

In New Johnsonville, in June, it is raining for 10.8 days, with typically 1.26" (32mm) of accumulated precipitation. In New Johnsonville, Tennessee, during the entire year, the rain falls for 115.4 days and collects up to 12.32" (313mm) of precipitation.

Snowfall

In New Johnsonville, snow does not fall in April through October.

Daylight

The month with the longest days is June, with an average of 14h and 36min of daylight.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:03 pm. On the last day of June, sunrise is at 5:38 am and sunset at 8:12 pm CDT.

Sunshine

June has the most sunshine of the year in New Johnsonville, with an average of 10.3h of sunshine.

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 unprotected exposure to Sun's UV rays for average individuals.
Note: In June, the maximum UV index of 6 suggests these recommendations:
Deflect overexposure. Sun protection is a necessity. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in June?

The average high-temperature and low-temperature during June are 87.4°F (30.8°C) and 66°F (18.9°C) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in June is calculated to be 102.2°F (39°C).

What is the average humidity in June?

The average relative humidity in June in New Johnsonville is 75%.

How many days does it rain in June?

In New Johnsonville, during June, the rain falls for 10.8 days and regularly aggregates up to 1.26" (32mm) of precipitation.

When it does not snow?

April through October are months without snowfall.

When are the longest days?

June has the longest days of the year, with an average of 14h and 36min of daylight.

What is the average length of the day in June?

In June, the average day length is 14h and 34min.

What time are sunrise and sunset in June?

On the first day of June, sunrise is at 5:36 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:12 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 New Johnsonville, Tennessee, the average sunshine duration in June is 10.3h.

What are the months with 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?

The average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
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
New Johnsonville, TN

Average temperature in June - New Johnsonville, TN
  • Average high temperature in June: 87.4°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in June: 66°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in June
New Johnsonville, TN

Average pressure in June - New Johnsonville, TN
  • Average pressure in June: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in June
New Johnsonville, TN

Average wind speed in June - New Johnsonville, TN
  • Average wind speed in June: 5.4mph

The windiest months (with the highest average wind speed) are January, February and April (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in June
New Johnsonville, TN

Average humidity in June - New Johnsonville, TN
  • Average humidity in June: 75%

The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (73%).

Average rainfall in June
New Johnsonville, TN

Average rainfall in June - New Johnsonville, TN
  • Average rainfall in June: 1.26"

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in June
New Johnsonville, TN

Average rainfall days in June - New Johnsonville, TN
  • Average rainfall days in June: 10.8 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is November (6.1 days).

Average snowfall in June
New Johnsonville, TN

Average snowfall in June - New Johnsonville, TN
  • Average snowfall in June: 0"

The month with the highest snowfall is March (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in June
New Johnsonville, TN

Average snowfall days in June - New Johnsonville, TN
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (1.9 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
New Johnsonville, TN

Average daylight in June / Average sunshine in June - New Johnsonville, TN
  • Average daylight in June: 14h and 4min

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 48min).

  • Average sunshine in June: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in June
New Johnsonville, TN

Average sunshine days in June - New Johnsonville, TN
  • Average sunshine days in June: 16.4 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (15.7 days).

Average UV index in June
New Johnsonville, TN

Average UV index in June - New Johnsonville, TN
  • Average UV index in June: 6

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

Average cloud cover in June
New Johnsonville, TN

Average cloud cover in June - New Johnsonville, 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
New Johnsonville, TN

Average visibility in June - New Johnsonville, TN
  • Average visibility in June: 6mi

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

New Johnsonville, Tennessee, USA

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