June weather forecast
Wilmette, IL

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Weather in June

The first month of the summer, June, is a pleasant month in Wilmette, Illinois, with an average temperature varying between 69.6°F (20.9°C) and 59.9°F (15.5°C).

Temperature

Wilmette in June sees a temperature change, with average high-temperatures moving from a refreshing 59.7°F (15.4°C) in May to a pleasant 69.6°F (20.9°C). Wilmette, during the month of June, experiences an average low-temperature of 59.9°F (15.5°C).

Humidity

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

Rainfall

The month with the most rainfall is June, when the rain falls for 16.7 days and typically aggregates up to 4.49" (114mm) of precipitation.

Snowfall

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

Daylight

The month with the longest days in Wilmette is June, with an average of 15h and 12min of daylight.
On the first day of the month, sunrise is at 5:17 am and sunset at 8:20 pm. On the last day of June, in Wilmette, sunrise is at 5:18 am and sunset at 8:30 pm CDT.

Sunshine

In Wilmette, Illinois, the average sunshine in June is 9.8h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: During June, 6 as the daily maximum UV index converts into the following advice:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. 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. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Wilmette in June?

In Wilmette, in June, the average high-temperature is 69.6°F (20.9°C), and the average low-temperature is 59.9°F (15.5°C).

What is the average humidity in June in Wilmette?

The average relative humidity in June in Wilmette is 80%.

What is the wettest month in Wilmette?

The month with the most rainfall is June, when the rain falls for 16.7 days and typically aggregates up to 4.49" (114mm) of precipitation.

How many days does it rain in June in Wilmette?

In June, the rain falls for 16.7 days. Throughout June, 4.49" (114mm) of precipitation is accumulated.

When it does not snow in Wilmette?

May through September are months without snowfall.

When are the longest days in Wilmette?

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

How many hours of daylight does Wilmette have in June?

The average day length in June in Wilmette, Illinois, is 15h and 12min.

When are sunrise and sunset in June in Wilmette?

In June, on the first day of the month, sunrise is at 5:17 am and sunset at 8:20 pm. On the last day of the month, in Wilmette, Illinois, sunrise is at 5:18 am and sunset at 8:30 pm CDT.

How long on average sun shines in June in Wilmette?

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

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

June through August, with an average maximum UV index of 6, are months with the highest UV index in Wilmette.

What is the UV index reading in June in Wilmette?

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

Average temperature in June - Wilmette, IL
  • Average high temperature in June: 69.6°F

The warmest month (with the highest average high temperature) is August (77°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in June: 59.9°F

The months with the highest average low temperature are July and August (68°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in June
Wilmette, IL

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

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in June
Wilmette, IL

Average wind speed in June - Wilmette, IL
  • Average wind speed in June: 8.6mph

The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).

Average humidity in June
Wilmette, IL

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

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (73%).

Average rainfall in June
Wilmette, IL

Average rainfall in June - Wilmette, IL
  • Average rainfall in June: 4.49"

The wettest month (with the highest rainfall) is June (4.49").
The driest month (with the least rainfall) is December (1.38").

Average rainfall days in June
Wilmette, IL

Average rainfall days in June - Wilmette, IL
  • Average rainfall days in June: 16.7 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (5.6 days).

Average snowfall in June
Wilmette, IL

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

The month with the highest snowfall is January (3.58").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Wilmette, IL

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

The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Wilmette, IL

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

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in June
Wilmette, IL

Average sunshine days in June - Wilmette, IL
  • Average sunshine days in June: 10.9 days

The month with the most sunshine days is December (15.3 days).
The months with the least sunshine days are June and July (10.9 days).

Average UV index in June
Wilmette, IL

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

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

Average cloud cover in June
Wilmette, IL

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

The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 27).

Average visibility in June
Wilmette, IL

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

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

Wilmette, Illinois, USA

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