June weather forecast
Irwin, IL

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Weather in June

June, the first month of the summer in Irwin, is a warm month, with an average temperature varying between 79.3°F (26.3°C) and 62.2°F (16.8°C).

Temperature

June's onset is marked by a subtle temperature increase, moving from a pleasant 71.2°F (21.8°C) in May to a moderately hot 79.3°F (26.3°C). During the nights in June, Irwin experiences a consistent average temperature of 62.2°F (16.8°C).

Humidity

The average relative humidity in June is 80%.

Rainfall

In Irwin, in June, it is raining for 16.8 days, with typically 2.76" (70mm) of accumulated precipitation. In Irwin, Illinois, during the entire year, the rain falls for 142.1 days and collects up to 22.56" (573mm) of precipitation.

Snowfall

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

Daylight

With an average of 15h and 6min of daylight, June has the longest days of the year in Irwin.
On the first day of June in Irwin, sunrise is at 5:21 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 5:23 am and sunset at 8:28 pm CDT.

Sunshine

June and July, with an average of 9.7h of sunshine, are months with the most sunshine in Irwin.

UV index

June and July, 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 unsafe exposure to UV radiation for the average person.
Note: In June, the maximum UV index of 6 suggests these recommendations:
Deflect overexposure. Sun protection is a necessity. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What are the temperatures in Irwin in June?

The high-temperature, in June, in Irwin, records 79.3°F (26.3°C), while the low-temperature is 62.2°F (16.8°C).

What is the average humidity in June in Irwin?

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

How much does it rain in Irwin in June?

In Irwin, Illinois, in June, during 16.8 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

When it does not snow in Irwin?

May through September are months without snowfall.

When are the longest days in Irwin?

June has the longest days of the year in Irwin, with an average of 15h and 6min of daylight.

How many hours of daylight does Irwin have in June?

In Irwin, the average day length in June is 15h and 5min.

What time are sunrise and sunset in June in Irwin?

On the first day of June in Irwin, sunrise is at 5:21 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 5:23 am and sunset at 8:28 pm CDT.

What is the month with the most sunshine in Irwin?

The months with the most sunshine are June and July, with an average of 9.7h of sunshine.

How many hours of sunshine does Irwin have in June?

In Irwin, the average sunshine duration in June is 9.7h.

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

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

How high is the UV index in June in Irwin?

In June, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Irwin, IL

Average temperature in June - Irwin, IL
  • Average high temperature in June: 79.3°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 (30°F).

  • Average low temperature in June: 62.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

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Average pressure in June
Irwin, IL

Average pressure in June - Irwin, 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
Irwin, IL

Average wind speed in June - Irwin, IL
  • Average wind speed in June: 7.6mph

The windiest months (with the highest average wind speed) are January and April (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in June
Irwin, IL

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

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in June
Irwin, IL

Average rainfall in June - Irwin, IL
  • Average rainfall in June: 2.76"

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is February (1.06").

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Average rainfall days in June
Irwin, IL

Average rainfall days in June - Irwin, IL
  • Average rainfall days in June: 16.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (5 days).

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Average snowfall in June
Irwin, IL

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

The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Irwin, IL

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

The month with the highest number of snowfall days is January (11.7 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
Irwin, IL

Average daylight in June / Average sunshine in June - Irwin, 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 18min).

  • Average sunshine in June: 9h and 4min

The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in June
Irwin, IL

Average sunshine days in June - Irwin, IL
  • Average sunshine days in June: 10 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.3 days).

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Average UV index in June
Irwin, IL

Average UV index in June - Irwin, 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
Irwin, IL

Average cloud cover in June - Irwin, IL
  • Average cloud cover in June: 35

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
Irwin, IL

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

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

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Irwin, Illinois, USA

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