June weather forecast
Chicago, IL

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The city of Chicago in Illinois on the shores of Lake Michigan, with a superb view of the sandy beach of Oak Street
The city of Chicago in Illinois on the shores of Lake Michigan, with a superb view of the sandy beach of Oak Street

Weather in June

A significant leap in temperature characterizes June in Chicago, signifying the beginning of summer. This month is a drastic variation from May with longer daylight hours and minimal cloud cover. With an average 10 hours of sunshine per day, it is among the sunniest periods of the year. The city buzzes with outdoor festivals, concerts, and events, marking the onset of the lively summer atmosphere. The cooling breeze from the nearby Lake Michigan provides some respite during warm afternoons.

Temperature

In June, the average high-temperature increases from an enjoyable 61°F (16.1°C) in May to a pleasant 70.5°F (21.4°C). Chicago experiences a mean temperature of 60.3°F (15.7°C) during June nights.

Humidity

In June, the average relative humidity is 80%.

Rainfall

The month with the most rainfall is June, when the rain falls for 17.5 days and typically aggregates up to 4.88" (124mm) of precipitation.

Snowfall

In Chicago, snow does not fall in June through October.

Ocean temperature

In June, the average ocean temperature is 57.6°F (14.2°C).
Note: Unprotected swimming in 57.6°F (14.2°C) is dangerous due to potential cold shock. Especially when temperatures go below 50°F (10°C), leading to hyperventilation.

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 5:17 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 8:29 pm CDT.

Sunshine

In Chicago, the average sunshine in June is 10h.

UV index

In June, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 5 in June converts into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Chicago in June?

In Chicago, 70.5°F (21.4°C) is the average high-temperature and 60.3°F (15.7°C) is the average low-temperature during June.

What is the average humidity in June?

The average relative humidity in June is 80%.

What is the wettest month?

The month with the most rainfall is June, when the rain falls for 17.5 days and typically aggregates up to 4.88" (124mm) of precipitation.

How many days does it rain in June?

In Chicago, in June, during 17.5 rainfall days, 4.88" (124mm) of precipitation is typically accumulated.

When it does not snow?

June through October are months without snowfall in Chicago.

Does it snow in June?

In June, it doesn't snow. May is the latest month when it typically snows.

What is the ocean temperature in June?

In June, the average ocean temperature in Chicago, Illinois, is 57.6°F (14.2°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

When are the longest days?

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

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

In June, the average day length is 15h and 11min.

What time are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 5:17 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 8:29 pm CDT.

How many hours of sunshine does Chicago have in June?

The average sunshine duration in June is 10h.

What is the UV index reading in June in Chicago?

In Chicago, the average daily maximum UV index in June is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe 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
Chicago, IL

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

The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in June: 60.3°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in June
Chicago, IL

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in June
Chicago, IL

Average wind speed in June - Chicago, IL
  • Average wind speed in June: 8.4mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

Average humidity in June
Chicago, IL

Average humidity in June - Chicago, 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
Chicago, IL

Average rainfall in June - Chicago, IL
  • Average rainfall in June: 4.88"

The wettest month (with the highest rainfall) is June (4.88").
The driest month (with the least rainfall) is December (1.65").

Average rainfall days in June
Chicago, IL

Average rainfall days in June - Chicago, IL
  • Average rainfall days in June: 17.5 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (5.5 days).

Average snowfall in June
Chicago, IL

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

The month with the highest snowfall is February (3.54").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in June
Chicago, IL

Average snowfall days in June - Chicago, 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 June, July, August and September (0 days).

Average sea temperature in June
Chicago, IL

Average sea temperature in June - Chicago, IL
  • Average sea temperature in June: 57.5°F

The best month for swimming (with the highest average sea temperature) is August (73.9°F).
The coldest month (with the lowest average sea temperature) is February (36.9°F).

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

Average daylight in June / Average sunshine in June - Chicago, 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: 10h and 0min

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 42min).

Average sunshine days in June
Chicago, IL

Average sunshine days in June - Chicago, IL
  • Average sunshine days in June: 9.7 days

The month with the most sunshine days is December (15.5 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in June
Chicago, IL

Average UV index in June - Chicago, 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
Chicago, IL

Average cloud cover in June - Chicago, 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
Chicago, IL

Average visibility in June - Chicago, 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).

Chicago, Illinois, USA

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