June weather forecast
Big Rock, IL

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Weather in June

The first month of the summer, June, is a warm month in Big Rock, Illinois, with an average temperature fluctuating between 78.1°F (25.6°C) and 60.6°F (15.9°C).

Temperature

As June begins, there is an increase in the average high-temperature, moving from a pleasant 69.1°F (20.6°C) in May to a moderately hot 78.1°F (25.6°C). Throughout June nights, Big Rock registers an average low-temperature of 60.6°F (15.9°C).

Humidity

In June, the average relative humidity in Big Rock is 81%.

Rainfall

In Big Rock, in June, it is raining for 18.1 days, with typically 3.98" (101mm) of accumulated precipitation. Throughout the year, there are 156.4 rainfall days, and 30.98" (787mm) of precipitation is accumulated.

Snowfall

In Big Rock, snow does not fall in June through September.

Daylight

With an average of 15h and 12min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 5:21 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:23 am and sunset at 8:32 pm CDT.

Sunshine

The average sunshine in June in Big Rock is 9.5h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: In June, an average UV index of 6 transforms into the following instructions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What are June temperatures in Big Rock?

June temperatures vary between a high-temperature of 78.1°F (25.6°C) and a low-temperature of 60.6°F (15.9°C).

What is the average humidity in June in Big Rock?

In Big Rock, Illinois, the average relative humidity in June is 81%.

How much does it rain in Big Rock in June?

In Big Rock, in June, it is raining for 18.1 days, with typically 3.98" (101mm) of accumulated precipitation.

When it does not snow in Big Rock?

In Big Rock, Illinois, snow does not fall in June through September.

Does it snow in Big Rock in June?

In June, it doesn't snow. May is the latest month when it typically snows.

When are the longest days in Big Rock?

June has the longest days of the year in Big Rock, Illinois, with an average of 15h and 12min of daylight.

What is the average length of the day in June in Big Rock?

In June, the average day length in Big Rock, Illinois, is 15h and 10min.

When is the sunrise / sunset in June in Big Rock?

On the first day of June in Big Rock, sunrise is at 5:21 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:23 am and sunset at 8:32 pm CDT.

How many hours of sunshine does Big Rock have in June?

The average sunshine duration in June in Big Rock is 9.5h.

What are the months with the highest UV index in Big Rock?

The months with the highest UV index in Big Rock, Illinois, are June through August, with an average maximum UV index of 6.

How high is the UV index in June in Big Rock?

The average daily maximum UV index in June in Big Rock is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Big Rock, IL

Average temperature in June - Big Rock, IL
  • Average high temperature in June: 78.1°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in June: 60.6°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).

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Average pressure in June
Big Rock, IL

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in June
Big Rock, IL

Average wind speed in June - Big Rock, IL
  • Average wind speed in June: 7.2mph

The windiest months (with the highest average wind speed) are January, February and April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in June
Big Rock, IL

Average humidity in June - Big Rock, IL
  • Average humidity in June: 81%

The months with the highest relative humidity are January, July and August (84%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in June
Big Rock, IL

Average rainfall in June - Big Rock, IL
  • Average rainfall in June: 3.98"

The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is December (1.57").

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Average rainfall days in June
Big Rock, IL

Average rainfall days in June - Big Rock, IL
  • Average rainfall days in June: 18.1 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (6 days).

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Average snowfall in June
Big Rock, IL

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

The month with the highest snowfall is January (4.65").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in June
Big Rock, IL

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

The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in June /
Average sunshine in June
Big Rock, IL

Average daylight in June / Average sunshine in June - Big Rock, IL
  • Average daylight in June: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in June: 9h and 3min

The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in June
Big Rock, IL

Average sunshine days in June - Big Rock, IL
  • Average sunshine days in June: 10.4 days

The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.3 days).

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Average UV index in June
Big Rock, IL

Average UV index in June - Big Rock, IL
  • Average UV index in June: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in June
Big Rock, IL

Average cloud cover in June - Big Rock, IL
  • Average cloud cover in June: 36

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 34).

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Average visibility in June
Big Rock, IL

Average visibility in June - Big Rock, IL
  • Average visibility in June: 6mi

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

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Big Rock, Illinois, USA

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