June weather forecast
Waukegan, IL

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Weather in June

June is the prelude to peak summer time in Waukegan, Illinois. With the highest daylight figures peaking at 15.2 hours, it offers long sunny days. Outdoor activities thrive under the expansive blue skies typical of the month. As the summer progresses, the oncoming months bring the highest temperatures of the year, beginning with July.

Temperature

As May transitions into June, Waukegan sees a rise in the average high-temperature, moving from a comfortable 61.3°F (16.3°C) to a pleasant 70.5°F (21.4°C). June witnesses an average nighttime temperature of 58.6°F (14.8°C) in Waukegan.

Humidity

In Waukegan, the average relative humidity in June is 81%.

Rainfall

The wettest months are June and August, with an average 2.68" (68mm) of rainfall.

Snowfall

May through September are months without snowfall in Waukegan.

Daylight

With an average of 15h and 12min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 5:16 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:32 pm CDT.

Sunshine

The average sunshine in June in Waukegan, Illinois, is 9.8h.

UV index

The average daily maximum UV index in June in Waukegan is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In June, the maximum UV index of 5 suggests these recommendations:
Exercise prevention - Warding off sunburn is urged. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in June in Waukegan?

June temperatures in Waukegan, Illinois, vary between a high-temperature of 70.5°F (21.4°C) and a low-temperature of 58.6°F (14.8°C).

What is the average humidity in June in Waukegan?

The average relative humidity in June in Waukegan is 81%.

What is the wettest month in Waukegan?

The months with the most rainfall are June and August, with an average 2.68" (68mm) of precipitation.

How much does it rain in Waukegan in June?

In Waukegan, Illinois, in June, it is raining for 14.8 days, with typically 2.68" (68mm) of accumulated precipitation.

When it does not snow in Waukegan?

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

When are the longest days in Waukegan?

With an average of 15h and 12min of daylight, June has the longest days of the year.

How many hours of daylight does Waukegan have in June?

The average day length in June in Waukegan is 15h and 14min.

What time are sunrise and sunset in June in Waukegan?

On the first day of June, sunrise is at 5:16 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:32 pm CDT.

How long on average sun shines in June in Waukegan?

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

How high is the UV index in June in Waukegan?

The average daily maximum UV index in June in Waukegan, Illinois, is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to 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
Waukegan, IL

Average temperature in June - Waukegan, IL
  • Average high temperature in June: 70.5°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in June: 58.6°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in June
Waukegan, IL

Average pressure in June - Waukegan, 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
Waukegan, IL

Average wind speed in June - Waukegan, IL
  • Average wind speed in June: 8.1mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

Average humidity in June
Waukegan, IL

Average humidity in June - Waukegan, IL
  • Average humidity in June: 81%

The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in June
Waukegan, IL

Average rainfall in June - Waukegan, IL
  • Average rainfall in June: 2.68"

The wettest months (with the highest rainfall) are June and August (2.68").
The driest month (with the least rainfall) is December (0.91").

Average rainfall days in June
Waukegan, IL

Average rainfall days in June - Waukegan, IL
  • Average rainfall days in June: 14.8 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is February (5.2 days).

Average snowfall in June
Waukegan, IL

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

The month with the highest snowfall is February (2.6").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Waukegan, IL

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

The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Waukegan, 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 6min).

  • Average sunshine in June: 9h and 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in June
Waukegan, IL

Average sunshine days in June - Waukegan, IL
  • Average sunshine days in June: 12.2 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in June
Waukegan, IL

Average UV index in June - Waukegan, IL
  • Average UV index in June: 5

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in June
Waukegan, IL

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

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in June
Waukegan, IL

Average visibility in June - Waukegan, 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).

Waukegan, Illinois, USA

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