June weather forecast
Rio, IL

Weather in June

June, the first month of the summer in Rio, is a warm month, with an average temperature varying between 79.2°F (26.2°C) and 62.4°F (16.9°C).

Temperature

In Rio, the average high-temperature in June marginally rises from a pleasant 70.7°F (21.5°C) in May to a moderately hot 79.2°F (26.2°C). The average low-temperature, in Rio, is 62.4°F (16.9°C).

Humidity

The average relative humidity in June in Rio is 82%.

Rainfall

In Rio, Illinois, during 14.5 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. In Rio, Illinois, during the entire year, the rain falls for 109.9 days and collects up to 11.14" (283mm) of precipitation.

Snowfall

In Rio, Illinois, snow does not fall in May through September.

Daylight

June has the longest days of the year, with an average of 15h and 5min of daylight.
On the first day of June, sunrise is at 5:31 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:38 pm CDT.

Sunshine

With an average of 10.1h of sunshine, June has the most sunshine of the year.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: In June, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in June in Rio?

In June, the average high-temperature is 79.2°F (26.2°C), and the average low-temperature is 62.4°F (16.9°C).

What is the average humidity in June in Rio?

In June, the average relative humidity is 82%.

How much does it rain in Rio in June?

In June, in Rio, Illinois, the rain falls for 14.5 days. Throughout June, 1.34" (34mm) of precipitation is accumulated.

When it does not snow in Rio?

May through September are months without snowfall in Rio, Illinois.

When are the longest days in Rio?

The month with the longest days in Rio is June, with an average of 15h and 5min of daylight.

How many hours of daylight does Rio have in June?

The average day length in June in Rio is 15h and 5min.

When is the sunrise / sunset in June in Rio?

In June, on the first day of the month, sunrise is at 5:31 am and sunset at 8:27 pm. On the last day of the month, in Rio, Illinois, sunrise is at 5:32 am and sunset at 8:38 pm CDT.

What month has the most sunshine in Rio?

The month with the most sunshine in Rio, Illinois, is June, with an average of 10.1h of sunshine.

How long on average sun shines in June in Rio?

The average sunshine duration in June in Rio is 10.1h.

What are the months with the highest UV index in Rio?

The months with the highest UV index in Rio, Illinois, are June and July, with an average maximum UV index of 6.

What is the UV index reading in June in Rio?

In Rio, the average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Rio, IL

Average temperature in June - Rio, IL
  • Average high temperature in June: 79.2°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.5°F).

  • Average low temperature in June: 62.4°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

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Average pressure in June
Rio, IL

Average pressure in June - Rio, IL
  • Average pressure in June: 29.91"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in June
Rio, IL

Average wind speed in June - Rio, IL
  • Average wind speed in June: 8mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in June
Rio, IL

Average humidity in June - Rio, IL
  • Average humidity in June: 82%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in June
Rio, IL

Average rainfall in June - Rio, IL
  • Average rainfall in June: 1.34"

The wettest month (with the highest rainfall) is May (1.65").
The driest months (with the least rainfall) are January and December (0.47").

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Average rainfall days in June
Rio, IL

Average rainfall days in June - Rio, IL
  • Average rainfall days in June: 14.5 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is February (3.9 days).

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Average snowfall in June
Rio, IL

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

The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Rio, IL

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

The month with the highest number of snowfall days is January (8.8 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
Rio, IL

Average daylight in June / Average sunshine in June - Rio, IL
  • Average daylight in June: 15h and 5min

The month with the longest days is June (Average daylight: 15h and 5min).
The month with the shortest days is December (Average daylight: 9h and 16min).

  • Average sunshine in June: 10h and 6min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in June
Rio, IL

Average sunshine days in June - Rio, IL
  • Average sunshine days in June: 12.4 days

The month with the most sunshine days is December (21.6 days).
The month with the least sunshine days is June (12.4 days).

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Average UV index in June
Rio, IL

Average UV index in June - Rio, IL
  • Average UV index in June: 6

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in June
Rio, IL

Average cloud cover in June - Rio, IL
  • Average cloud cover in June: 33

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 30).

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Average visibility in June
Rio, IL

Average visibility in June - Rio, IL
  • Average visibility in June: 6mi

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

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