June weather forecast
Knoxville, AR

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Weather in June

The first month of the summer, June, is a hot month in Knoxville, Arkansas, with an average temperature ranging between max 88.2°F (31.2°C) and min 65.8°F (18.8°C).

Temperature

Knoxville in June experiences an increase in the average high-temperature, moving from May's moderately hot 77.9°F (25.5°C) to a hot 88.2°F (31.2°C). With a notable difference from peak temperatures, an average of 65.8°F (18.8°C) marks the nights in June.

Heat index

The heat index in June is calculated to be a very hot 102.2°F (39°C). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
Note that heat index values are valued for light wind and location in the shade. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', gives a temperature feeling by integrating air temperature and humidity. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

In Knoxville, the average relative humidity in June is 74%.

Rainfall

In Knoxville, during June, the rain falls for 12.7 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Knoxville, during the entire year, the rain falls for 146.9 days and collects up to 36.42" (925mm) of precipitation.

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 June, sunrise is at 5:59 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:32 pm CDT.

Sunshine

In Knoxville, Arkansas, the average sunshine in June is 10.4h.

UV index

June and July, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 7 in June translates into the following instructions:
Deflect overexposure. Sun protection is a necessity. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

How hot is it in Knoxville in June?

The high-temperature in Knoxville during June is 88.2°F (31.2°C) and the low-temperature is 65.8°F (18.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in June is calculated to be 102.2°F (39°C).

What is the average humidity in June in Knoxville?

The average relative humidity in June in Knoxville is 74%.

How much does it rain in Knoxville in June?

In Knoxville, in June, it is raining for 12.7 days, with typically 2.64" (67mm) of accumulated precipitation.

When it does not snow in Knoxville?

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

When are the longest days in Knoxville?

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

How many hours of daylight does Knoxville have in June?

In Knoxville, the average day length in June is 14h and 31min.

When are sunrise and sunset in June in Knoxville?

On the first day of June in Knoxville, Arkansas, sunrise is at 5:59 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:32 pm CDT.

How long on average sun shines in June in Knoxville?

In Knoxville, Arkansas, the average sunshine duration in June is 10.4h.

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

The months with the highest UV index in Knoxville, Arkansas, are June and July, with an average maximum UV index of 7.

How high is the UV index in June in Knoxville?

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

Average temperature in June - Knoxville, AR
  • Average high temperature in June: 88.2°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in June: 65.8°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

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Average pressure in June
Knoxville, AR

Average pressure in June - Knoxville, AR
  • Average pressure in June: 29.94"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in June
Knoxville, AR

Average wind speed in June - Knoxville, AR
  • Average wind speed in June: 4.7mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).

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Average humidity in June
Knoxville, AR

Average humidity in June - Knoxville, AR
  • Average humidity in June: 74%

The months with the highest relative humidity are March and May (79%).
The months with the lowest relative humidity are July and August (72%).

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Average rainfall in June
Knoxville, AR

Average rainfall in June - Knoxville, AR
  • Average rainfall in June: 2.64"

The wettest months (with the highest rainfall) are April and May (4.41").
The driest months (with the least rainfall) are July and September (2.36").

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Average rainfall days in June
Knoxville, AR

Average rainfall days in June - Knoxville, AR
  • Average rainfall days in June: 12.7 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is November (9 days).

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Average snowfall in June
Knoxville, AR

Average snowfall in June - Knoxville, AR
  • Average snowfall in June: 0"

The months with the highest snowfall are January and February (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in June
Knoxville, AR

Average snowfall days in June - Knoxville, AR
  • Average snowfall days in June: 0 days

The months with the highest number of snowfall days are January and February (1.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in June /
Average sunshine in June
Knoxville, AR

Average daylight in June / Average sunshine in June - Knoxville, AR
  • 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 July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).

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Average sunshine days in June
Knoxville, AR

Average sunshine days in June - Knoxville, AR
  • Average sunshine days in June: 15 days

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is May (13.2 days).

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Average UV index in June
Knoxville, AR

Average UV index in June - Knoxville, AR
  • Average UV index in June: 7

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in June
Knoxville, AR

Average cloud cover in June - Knoxville, AR
  • Average cloud cover in June: 29

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in June
Knoxville, AR

Average visibility in June - Knoxville, AR
  • Average visibility in June: 6mi

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

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Knoxville, Arkansas, USA

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