June weather forecast
Cave-In-Rock, IL

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Weather in June

The first month of the summer, June, is also a moderately hot month in Cave-In-Rock, Illinois, with an average temperature ranging between min 66°F (18.9°C) and max 83.8°F (28.8°C).

Temperature

As Cave-In-Rock transitions into June, the average high-temperature is observed to slightly rise from a warm 75.6°F (24.2°C) in May to a still moderately hot 83.8°F (28.8°C). In the month of June, Cave-In-Rock experiences an average low-temperature of 66°F (18.9°C).

Heat index

In June, the heat index is calculated to be a hot 93.2°F (34°C). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
Research indicates the heat index considers values in shaded locales and with light winds. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

The average relative humidity in June is 78%.

Rainfall

In Cave-In-Rock, in June, during 14.8 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. In Cave-In-Rock, during the entire year, the rain falls for 148.8 days and collects up to 27.05" (687mm) of precipitation.

Snowfall

In Cave-In-Rock, snow does not fall in May through October.

Daylight

June has the longest days of the year in Cave-In-Rock, with an average of 14h and 42min of daylight.
On the first day of the month, sunrise is at 5:32 am and sunset at 8:08 pm. On the last day of June, in Cave-In-Rock, Illinois, sunrise is at 5:35 am and sunset at 8:17 pm CDT.

Sunshine

The months with the most sunshine in Cave-In-Rock, Illinois, are June and July, with an average of 10.5h of sunshine.

UV index

The months with the highest UV index in Cave-In-Rock are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in June interprets into the following recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

How hot is it in Cave-In-Rock in June?

In Cave-In-Rock, 83.8°F (28.8°C) is the average high-temperature and 66°F (18.9°C) is the average low-temperature during June. In June, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 93.2°F (34°C).

What is the average humidity in June in Cave-In-Rock?

In Cave-In-Rock, the average relative humidity in June is 78%.

How much does it rain in Cave-In-Rock in June?

In Cave-In-Rock, Illinois, in June, during 14.8 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

When it does not snow in Cave-In-Rock?

May through October are months without snowfall in Cave-In-Rock.

When are the longest days in Cave-In-Rock?

June has the longest days of the year in Cave-In-Rock, with an average of 14h and 42min of daylight.

What is the average length of the day in June in Cave-In-Rock?

In June, the average day length in Cave-In-Rock is 14h and 43min.

When are sunrise and sunset in June in Cave-In-Rock?

In June, on the first day of the month, sunrise is at 5:32 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:17 pm CDT.

What are the months with the most sunshine in Cave-In-Rock?

The months with the most sunshine in Cave-In-Rock are June and July, with an average of 10.5h of sunshine.

How long on average sun shines in June in Cave-In-Rock?

In June, the average sunshine duration in Cave-In-Rock, Illinois, is 10.5h.

When is the highest UV index in Cave-In-Rock?

The months with the highest UV index in Cave-In-Rock, Illinois, are May through August, with an average maximum UV index of 6.

What is the UV index reading in June in Cave-In-Rock?

In June, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents 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
Cave-In-Rock, IL

Average temperature in June - Cave-In-Rock, IL
  • Average high temperature in June: 83.8°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in June: 66°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).

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Average pressure in June
Cave-In-Rock, IL

Average pressure in June - Cave-In-Rock, IL
  • Average pressure in June: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in June
Cave-In-Rock, IL

Average wind speed in June - Cave-In-Rock, IL
  • Average wind speed in June: 6.5mph

The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in June
Cave-In-Rock, IL

Average humidity in June - Cave-In-Rock, IL
  • Average humidity in June: 78%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in June
Cave-In-Rock, IL

Average rainfall in June - Cave-In-Rock, IL
  • Average rainfall in June: 2.52"

The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (1.3").

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Average rainfall days in June
Cave-In-Rock, IL

Average rainfall days in June - Cave-In-Rock, IL
  • Average rainfall days in June: 14.8 days

The months with the highest number of rainy days are May and July (16.3 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in June
Cave-In-Rock, IL

Average snowfall in June - Cave-In-Rock, IL
  • Average snowfall in June: 0"

The month with the highest snowfall is February (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Cave-In-Rock, IL

Average snowfall days in June - Cave-In-Rock, IL
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (4.5 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
Cave-In-Rock, IL

Average daylight in June / Average sunshine in June - Cave-In-Rock, IL
  • Average daylight in June: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in June: 10h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

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Average sunshine days in June
Cave-In-Rock, IL

Average sunshine days in June - Cave-In-Rock, IL
  • Average sunshine days in June: 12.9 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (12.1 days).

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Average UV index in June
Cave-In-Rock, IL

Average UV index in June - Cave-In-Rock, 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 and December (UV index 2).

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Average cloud cover in June
Cave-In-Rock, IL

Average cloud cover in June - Cave-In-Rock, IL
  • Average cloud cover in June: 28

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June, August and September (Cloud cover 28).

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Average visibility in June
Cave-In-Rock, IL

Average visibility in June - Cave-In-Rock, 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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Cave-In-Rock, Illinois, USA

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