June weather forecast
Highland, IL

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Weather in June

The first month of the summer, June, is also a moderately hot month in Highland, Illinois, with an average temperature fluctuating between 83.1°F (28.4°C) and 66.2°F (19°C).

Temperature

June's arrival coincides with a marginal rise in the average high-temperature, moving from May's warm 74.3°F (23.5°C) to a still moderately hot 83.1°F (28.4°C). During June, Highland's temperature averages to a comfortable 66.2°F (19°C) at night.

Heat index

The heat index in June is calculated to be a hot 91.4°F (33°C). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

The average relative humidity in June in Highland is 77%.

Rainfall

In Highland, in June, it is raining for 11.1 days, with typically 1.3" (33mm) of accumulated precipitation. In Highland, during the entire year, the rain falls for 110.6 days and collects up to 12.01" (305mm) of precipitation.

Snowfall

In Highland, snow does not fall in April through September.

Daylight

June has the longest days of the year in Highland, with an average of 14h and 48min of daylight.
On the first day of June in Highland, sunrise is at 5:35 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:27 pm CDT.

Sunshine

The month with the most sunshine in Highland, Illinois, is June, with an average of 10.6h 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 threat to health from exposure to the Sun's UV rays for average individuals.
Note: In June, a daily UV index of 6 turns into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

How hot does it get in Highland in June?

Highland in June has an average high-temperature of 83.1°F (28.4°C) and an average low-temperature of 66.2°F (19°C). In June, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is calculated to be 91.4°F (33°C).

What is the average humidity in June in Highland?

The average relative humidity in June is 77%.

How much does it rain in Highland in June?

In Highland, Illinois, during June, the rain falls for 11.1 days and regularly aggregates up to 1.3" (33mm) of precipitation.

When it does not snow in Highland?

In Highland, snow does not fall in April through September.

When are the longest days in Highland?

June has the longest days of the year in Highland, with an average of 14h and 48min of daylight.

What is the average length of the day in June in Highland?

The average day length in June in Highland, Illinois, is 14h and 50min.

What time are sunrise and sunset in June in Highland?

On the first day of June in Highland, sunrise is at 5:35 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:27 pm CDT.

What month has the most sunshine in Highland?

June has the most sunshine of the year in Highland, with an average of 10.6h of sunshine.

How long on average sun shines in June in Highland?

In June, the average sunshine duration in Highland, Illinois, is 10.6h.

When is the highest UV index in Highland?

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

What is the UV index intensity in June in Highland?

In June, the average daily maximum UV index in Highland, Illinois, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from 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
Highland, IL

Average temperature in June - Highland, IL
  • Average high temperature in June: 83.1°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in June: 66.2°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

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Average pressure in June
Highland, IL

Average pressure in June - Highland, IL
  • Average pressure in June: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in June
Highland, IL

Average wind speed in June - Highland, IL
  • Average wind speed in June: 6.7mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in June
Highland, IL

Average humidity in June - Highland, IL
  • Average humidity in June: 77%

The months with the highest relative humidity are July and August (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in June
Highland, IL

Average rainfall in June - Highland, IL
  • Average rainfall in June: 1.3"

The wettest month (with the highest rainfall) is May (1.46").
The driest month (with the least rainfall) is February (0.55").

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Average rainfall days in June
Highland, IL

Average rainfall days in June - Highland, IL
  • Average rainfall days in June: 11.1 days

The month with the highest number of rainy days is May (13.1 days).
The months with the least rainy days are January and December (5.9 days).

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Average snowfall in June
Highland, IL

Average snowfall in June - Highland, IL
  • Average snowfall in June: 0"

The month with the highest snowfall is December (0.94").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in June
Highland, IL

Average snowfall days in June - Highland, IL
  • Average snowfall days in June: 0 days

The months with the highest number of snowfall days are January and February (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in June /
Average sunshine in June
Highland, IL

Average daylight in June / Average sunshine in June - Highland, IL
  • Average daylight in June: 14h and 5min

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

  • Average sunshine in June: 10h and 4min

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

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Average sunshine days in June
Highland, IL

Average sunshine days in June - Highland, IL
  • Average sunshine days in June: 15.6 days

The month with the most sunshine days is December (21.8 days).
The month with the least sunshine days is July (14.5 days).

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Average UV index in June
Highland, IL

Average UV index in June - Highland, IL
  • 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, February, November and December (UV index 2).

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Average cloud cover in June
Highland, IL

Average cloud cover in June - Highland, IL
  • Average cloud cover in June: 28

The months with the most cloud cover are January and February (Cloud cover 50).
The months with the least cloud cover are June, July, August and September (Cloud cover 28).

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Average visibility in June
Highland, IL

Average visibility in June - Highland, IL
  • 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).

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Highland, Illinois, USA

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