June weather forecast
McIllwain, TN

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Weather in June

The first month of the summer, June, is a tropical month in McIllwain, Tennessee, with an average temperature varying between 87.4°F (30.8°C) and 66°F (18.9°C).

Temperature

McIllwain in June denotes a subtle temperature transition, adjusting from an average high of a moderately hot 78.6°F (25.9°C) in May to a hot 87.4°F (30.8°C). During the month of June, an average temperature of 66°F (18.9°C) is noted during the nights.

Heat index

Throughout June, the heat index is estimated at a torrid 102.2°F (39°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', marries air temperature and humidity to produce a value illustrating perceived warmth. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

In June, the average relative humidity is 75%.

Rainfall

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

Snowfall

In McIllwain, snow does not fall in April through October.

Daylight

The month with the longest days in McIllwain is June, with an average of 14h and 36min of daylight.
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 5:39 am and sunset at 8:12 pm CDT.

Sunshine

The month with the most sunshine is June, 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 estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The average daily UV index of 6 in June transforms into the following instructions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

How hot does it get in June?

In June, in McIllwain, the average high-temperature is 87.4°F (30.8°C), and the average low-temperature is 66°F (18.9°C). In June, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is estimated at 102.2°F (39°C).

What is the average humidity in June?

In McIllwain, the average relative humidity in June is 75%.

How many days does it rain in June?

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

When it does not snow?

In McIllwain, snow does not fall in April through October.

When are the longest days?

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

What is the average length of the day in June?

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

When is the sunrise / sunset in June in McIllwain?

In June, on the first day of the month, sunrise is at 5:36 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:12 pm CDT.

What month has the most sunshine?

The month with the most sunshine in McIllwain is June, with an average of 10.3h of sunshine.

How long on average sun shines in June?

In June, the average sunshine duration is 10.3h.

What are the months with the highest UV index?

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

How high is the UV index in June?

In June, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to 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
McIllwain, TN

Average temperature in June - McIllwain, 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
McIllwain, TN

Average pressure in June - McIllwain, 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
McIllwain, TN

Average wind speed in June - McIllwain, 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
McIllwain, TN

Average humidity in June - McIllwain, 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
McIllwain, TN

Average rainfall in June - McIllwain, 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
McIllwain, TN

Average rainfall days in June - McIllwain, 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
McIllwain, TN

Average snowfall in June - McIllwain, 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
McIllwain, TN

Average snowfall days in June - McIllwain, 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
McIllwain, TN

Average daylight in June / Average sunshine in June - McIllwain, 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
McIllwain, TN

Average sunshine days in June - McIllwain, 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
McIllwain, TN

Average UV index in June - McIllwain, 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
McIllwain, TN

Average cloud cover in June - McIllwain, 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
McIllwain, TN

Average visibility in June - McIllwain, 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).

McIllwain, Tennessee, USA

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