June weather forecast
Collierville, TN

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Weather in June

June heralds the summer in Collierville, promising more abundant sunshine and lengthier days. The temperatures notch up to an average high of 86.9°F (30.5°C). Rainfall trends downwards, paving the way for clearer skies and fewer cloudy days. Despite the warmth, the cooling effect of wind speed, averaging at 5.8mph (9.3km/h), creates a comfortable ambiance. Looking ahead, residents can anticipate the peak of summer in the next month.

Temperature

As Collierville enters June, the average high-temperature marginally increases from the a moderately hot 78.6°F (25.9°C) of May to a hot 86.9°F (30.5°C). In June, the temperature drops to an average of 69.3°F (20.7°C) at night.

Heat index

In June, the heat index is calculated to be a fiery hot 100.4°F (38°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

In June, the average relative humidity is 75%.

Rainfall

In Collierville, in June, during 14.4 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. Throughout the year, there are 153.4 rainfall days, and 31.34" (796mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The month with the longest days is June, with an average of 14h and 30min of daylight.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:07 pm. On the last day of June, sunrise is at 5:48 am and sunset at 8:16 pm CDT.

Sunshine

June and July, with an average of 10.5h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 7 in June leads to these guidelines:
Take precautions against overexposure. Protection against sun damage is needed. 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. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is June?

During June, Collierville experiences an average high-temperature of 86.9°F (30.5°C) and a low-temperature of 69.3°F (20.7°C). In June, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 100.4°F (38°C).

What is the average humidity in June?

The average relative humidity in June is 75%.

How much does it rain in June?

In June, the rain falls for 14.4 days. Throughout June, 2.64" (67mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall.

When are the longest days in Collierville?

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?

In June, the average day length is 14h and 29min.

When are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 5:45 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:16 pm CDT.

What is the month with the most sunshine?

The months with the most sunshine are June and July, with an average of 10.5h of sunshine.

How long on average sun shines in June?

In Collierville, the average sunshine duration in June is 10.5h.

What is the month with the highest UV index in Collierville?

The months with the highest UV index are June through August, with an average maximum UV index of 7.

What is the UV index reading in June?

The average daily maximum UV index in June is 7. A UV Index of 6 to 7 symbolizes a high health threat 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
Collierville, TN

Average temperature in June - Collierville, TN
  • Average high temperature in June: 86.9°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in June: 69.3°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in June
Collierville, TN

Average pressure in June - Collierville, TN
  • Average pressure in June: 29.95"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in June
Collierville, TN

Average wind speed in June - Collierville, TN
  • Average wind speed in June: 5.8mph

The windiest month (with the highest average wind speed) is February (8.9mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).

Average humidity in June
Collierville, TN

Average humidity in June - Collierville, TN
  • Average humidity in June: 75%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (70%).

Average rainfall in June
Collierville, TN

Average rainfall in June - Collierville, TN
  • Average rainfall in June: 2.64"

The wettest month (with the highest rainfall) is February (3.39").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in June
Collierville, TN

Average rainfall days in June - Collierville, TN
  • Average rainfall days in June: 14.4 days

The month with the highest number of rainy days is August (16.3 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in June
Collierville, TN

Average snowfall in June - Collierville, TN
  • Average snowfall in June: 0"

The months with the highest snowfall are January and February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in June
Collierville, TN

Average snowfall days in June - Collierville, TN
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (2.1 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
Collierville, TN

Average daylight in June / Average sunshine in June - Collierville, 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 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in June
Collierville, TN

Average sunshine days in June - Collierville, TN
  • Average sunshine days in June: 13.7 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is August (11.7 days).

Average UV index in June
Collierville, TN

Average UV index in June - Collierville, TN
  • Average UV index in June: 7

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in June
Collierville, TN

Average cloud cover in June - Collierville, TN
  • Average cloud cover in June: 27

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June and August (Cloud cover 27).

Average visibility in June
Collierville, TN

Average visibility in June - Collierville, TN
  • Average visibility in June: 6mi

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

Collierville, Tennessee, USA

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