June weather forecast
Mount Prospect, IL

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Weather in June

Summer arrives in Mount Prospect in June with temperatures hitting a record high of 75.9°F (24.4°C). The city enjoys maximum daylight hours and an enviable 9.7 sunlit hours. Rainfall occurs frequently, but that does not dampen the ambiance vibrant with summery energy. June is a perfect time for those seeking outdoor adventures as the weather is mostly stable and warm. Expect sun-filled days and mild evenings in June in Mount Prospect - a great month to bask in the sun and enjoy balmy summer nights.

Temperature

June's arrival signals an increase in average high-temperatures, moving from May's refreshing 65.8°F (18.8°C) to a warm 75.9°F (24.4°C). Mount Prospect's temperature lowers to a mean of 60.4°F (15.8°C) during the nights in June.

Humidity

In June, the average relative humidity is 77%.

Rainfall

In June, in Mount Prospect, the rain falls for 17.2 days. Throughout June, 3.66" (93mm) of precipitation is accumulated. Throughout the year, there are 153.3 rainfall days, and 30.12" (765mm) of precipitation is accumulated.

Snowfall

In Mount Prospect, snow does not fall in June through September.

Daylight

With an average of 15h and 12min of daylight, June has the longest days of the year.
On the first day of June in Mount Prospect, sunrise is at 5:18 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 8:31 pm CDT.

Sunshine

In Mount Prospect, the average sunshine in June is 9.7h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 6 in June, converts into the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
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Frequently asked questions

What is the average June temperature in Mount Prospect?

The high-temperature, in June, in Mount Prospect, records 75.9°F (24.4°C), while the low-temperature is 60.4°F (15.8°C).

What is the average humidity in June in Mount Prospect?

In June, the average relative humidity in Mount Prospect, Illinois, is 77%.

How many days does it rain in June in Mount Prospect?

In June, in Mount Prospect, the rain falls for 17.2 days. Throughout June, 3.66" (93mm) of precipitation is accumulated.

When it does not snow in Mount Prospect?

In Mount Prospect, snow does not fall in June through September.

Does it snow in Mount Prospect in June?

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

When are the longest days in Mount Prospect?

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

How many hours of daylight does Mount Prospect have in June?

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

What time are sunrise and sunset in June in Mount Prospect?

In June, on the first day of the month, sunrise is at 5:18 am and sunset at 8:21 pm. On the last day of the month, in Mount Prospect, sunrise is at 5:19 am and sunset at 8:31 pm CDT.

How many hours of sunshine does Mount Prospect have in June?

The average sunshine duration in June is 9.7h.

What is the month with the highest UV index in Mount Prospect?

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

What is the UV index intensity in June in Mount Prospect?

In Mount Prospect, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Mount Prospect, IL

Average temperature in June - Mount Prospect, IL
  • Average high temperature in June: 75.9°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 (28.2°F).

  • Average low temperature in June: 60.4°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in June
Mount Prospect, IL

Average pressure in June - Mount Prospect, 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).

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Average wind speed in June
Mount Prospect, IL

Average wind speed in June - Mount Prospect, IL
  • Average wind speed in June: 7.5mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in June
Mount Prospect, IL

Average humidity in June - Mount Prospect, IL
  • Average humidity in June: 77%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in June
Mount Prospect, IL

Average rainfall in June - Mount Prospect, IL
  • Average rainfall in June: 3.66"

The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is December (1.46").

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Average rainfall days in June
Mount Prospect, IL

Average rainfall days in June - Mount Prospect, IL
  • Average rainfall days in June: 17.2 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (5.6 days).

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Average snowfall in June
Mount Prospect, IL

Average snowfall in June - Mount Prospect, IL
  • Average snowfall in June: 0"

The month with the highest snowfall is January (4.96").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in June
Mount Prospect, IL

Average snowfall days in June - Mount Prospect, IL
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in June /
Average sunshine in June
Mount Prospect, IL

Average daylight in June / Average sunshine in June - Mount Prospect, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in June
Mount Prospect, IL

Average sunshine days in June - Mount Prospect, IL
  • Average sunshine days in June: 10.7 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in June
Mount Prospect, IL

Average UV index in June - Mount Prospect, 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).

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Average cloud cover in June
Mount Prospect, IL

Average cloud cover in June - Mount Prospect, IL
  • Average cloud cover in June: 35

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in June
Mount Prospect, IL

Average visibility in June - Mount Prospect, 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).

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Mount Prospect, Illinois, USA

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