June weather forecast
Rockdale, IL

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Weather in June

June, the first month of the summer in Rockdale, is a moderately hot month, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 79.2°F (26.2°C).

Temperature

As June arrives, Rockdale's weather shows a minor increase in high-temperatures, edging from May's pleasant 70.3°F (21.3°C) to a warm 79.2°F (26.2°C). The average low-temperature during June nights is an enjoyable 61.3°F (16.3°C).

Humidity

In June, the average relative humidity is 80%.

Rainfall

In Rockdale, in June, it is raining for 17.8 days, with typically 4.02" (102mm) of accumulated precipitation. Throughout the year, in Rockdale, there are 153.6 rainfall days, and 32.72" (831mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Rockdale.

Daylight

June has the longest days of the year in Rockdale, Illinois, with an average of 15h and 6min of daylight.
On the first day of the month, sunrise is at 5:20 am and sunset at 8:20 pm. On the last day of June, in Rockdale, Illinois, sunrise is at 5:22 am and sunset at 8:30 pm CDT.

Sunshine

In June, the average sunshine in Rockdale is 9.5h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In June, the maximum UV index of 6 translates into these guidelines:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What is the average June temperature in Rockdale?

An average high-temperature, in June, in Rockdale, is 79.2°F (26.2°C) and the average low-temperature is 61.3°F (16.3°C).

What is the average humidity in June in Rockdale?

In Rockdale, the average relative humidity in June is 80%.

How much does it rain in Rockdale in June?

In Rockdale, in June, it is raining for 17.8 days, with typically 4.02" (102mm) of accumulated precipitation.

When it does not snow in Rockdale?

May through October are months without snowfall in Rockdale, Illinois.

When are the longest days in Rockdale?

The month with the longest days is June, with an average of 15h and 6min of daylight.

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

In June, the average day length in Rockdale is 15h and 8min.

When is the sunrise / sunset in June in Rockdale?

In June, on the first day of the month, sunrise is at 5:20 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:30 pm CDT.

How many hours of sunshine does Rockdale have in June?

The average sunshine duration in June in Rockdale, Illinois, is 9.5h.

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

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

What is the UV index reading in June in Rockdale?

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

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

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in June: 61.3°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

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Average pressure in June
Rockdale, IL

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in June
Rockdale, IL

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

The windiest month (with the highest average wind speed) is April (9.7mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average humidity in June
Rockdale, IL

Average humidity in June - Rockdale, IL
  • Average humidity in June: 80%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in June
Rockdale, IL

Average rainfall in June - Rockdale, IL
  • Average rainfall in June: 4.02"

The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is February (1.61").

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Average rainfall days in June
Rockdale, IL

Average rainfall days in June - Rockdale, IL
  • Average rainfall days in June: 17.8 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is February (5.7 days).

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Average snowfall in June
Rockdale, IL

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

The month with the highest snowfall is January (4.33").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Rockdale, IL

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

The month with the highest number of snowfall days is January (11.9 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
Rockdale, IL

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

The month with the longest days is June (Average daylight: 15h and 6min).
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 42min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in June
Rockdale, IL

Average sunshine days in June - Rockdale, IL
  • Average sunshine days in June: 10.4 days

The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is June (10.4 days).

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Average UV index in June
Rockdale, IL

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

The months with the highest UV index are June and July (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
Rockdale, IL

Average cloud cover in June - Rockdale, IL
  • Average cloud cover in June: 36

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).

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Average visibility in June
Rockdale, IL

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

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

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Rockdale, Illinois, USA

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