June weather forecast
Wilmington, IL

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Weather in June

June, the first month of the summer in Wilmington, is a warm month, with temperature in the range of an average low of 61.9°F (16.6°C) and an average high of 79.2°F (26.2°C).

Temperature

As May transitions into June, Wilmington notices a gentle rise in the average high-temperature, transitioning from an agreeable 70.7°F (21.5°C) to a warm 79.2°F (26.2°C). During June, Wilmington experiences an average low-temperature of 61.9°F (16.6°C) at night.

Humidity

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

Rainfall

In Wilmington, during June, the rain falls for 18.8 days and regularly aggregates up to 3.98" (101mm) of precipitation. In Wilmington, during the entire year, the rain falls for 160.4 days and collects up to 33.5" (851mm) of precipitation.

Snowfall

May through September are months without snowfall in Wilmington.

Daylight

The month with the longest days is June, with an average of 15h and 6min of daylight.
On the first day of the month, sunrise is at 5:21 am and sunset at 8:19 pm. On the last day of June, in Wilmington, sunrise is at 5:23 am and sunset at 8:29 pm CDT.

Sunshine

June through August, with an average of 9.8h of sunshine, are months with the most sunshine in Wilmington.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index in Wilmington. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 6 in June translates into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What are the temperatures in Wilmington in June?

Wilmington in June has an average high-temperature of 79.2°F (26.2°C) and an average low-temperature of 61.9°F (16.6°C).

What is the average humidity in June in Wilmington?

The average relative humidity in June in Wilmington, Illinois, is 80%.

How many days does it rain in June in Wilmington?

In Wilmington, in June, during 18.8 rainfall days, 3.98" (101mm) of precipitation is typically accumulated.

When it does not snow in Wilmington?

May through September are months without snowfall.

When are the longest days in Wilmington?

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

How many hours of daylight does Wilmington have in June?

The average day length in June in Wilmington, Illinois, is 15h and 7min.

What time are sunrise and sunset in June in Wilmington?

In June, on the first day of the month, sunrise is at 5:21 am and sunset at 8:19 pm. On the last day of the month, in Wilmington, Illinois, sunrise is at 5:23 am and sunset at 8:29 pm CDT.

What are the months with the most sunshine in Wilmington?

The months with the most sunshine are June through August, with an average of 9.8h of sunshine.

How long on average sun shines in June in Wilmington?

In Wilmington, the average sunshine duration in June is 9.8h.

When is the highest UV index in Wilmington?

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

What is the UV index reading in June in Wilmington?

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
Wilmington, IL

Average temperature in June - Wilmington, 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 (29.7°F).

  • Average low temperature in June: 61.9°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

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Average pressure in June
Wilmington, IL

Average pressure in June - Wilmington, 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
Wilmington, IL

Average wind speed in June - Wilmington, IL
  • Average wind speed in June: 7.3mph

The windiest months (with the highest average wind speed) are January and April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in June
Wilmington, IL

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

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
Wilmington, IL

Average rainfall in June - Wilmington, IL
  • Average rainfall in June: 3.98"

The wettest month (with the highest rainfall) is May (4.57").
The driest months (with the least rainfall) are February and November (1.69").

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Average rainfall days in June
Wilmington, IL

Average rainfall days in June - Wilmington, IL
  • Average rainfall days in June: 18.8 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (5.8 days).

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Average snowfall in June
Wilmington, IL

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

The month with the highest snowfall is February (4.29").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Wilmington, IL

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

The month with the highest number of snowfall days is January (10.6 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
Wilmington, IL

Average daylight in June / Average sunshine in June - Wilmington, 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 5min

The months with the most sunshine are June, July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in June
Wilmington, IL

Average sunshine days in June - Wilmington, IL
  • Average sunshine days in June: 9.6 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (8.6 days).

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Average UV index in June
Wilmington, IL

Average UV index in June - Wilmington, 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
Wilmington, IL

Average cloud cover in June - Wilmington, IL
  • Average cloud cover in June: 34

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 33).

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Average visibility in June
Wilmington, IL

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

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

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Wilmington, Illinois, USA

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