June weather forecast
Manhattan, IL

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Weather in June

The first month of the summer, June, is a moderately hot month in Manhattan, Illinois, with an average temperature fluctuating between 78.8°F (26°C) and 61.3°F (16.3°C).

Temperature

With the transition into June, Manhattan experiences a subtle uplift in average high-temperatures, adjusting from a pleasant 70°F (21.1°C) in May to a warm 78.8°F (26°C). The average temperature drops to a comfortable 61.3°F (16.3°C) during the night in the month of June.

Humidity

In June, the average relative humidity is 79%.

Rainfall

In June, the rain falls for 17.3 days. Throughout June, 3.86" (98mm) of precipitation is accumulated. In Manhattan, during the entire year, the rain falls for 149.8 days and collects up to 31.26" (794mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

June has the longest days of the year, with an average of 15h and 6min of daylight.
On the first day of the month, sunrise is at 5:20 am and sunset at 8:19 pm. On the last day of June, sunrise is at 5:22 am and sunset at 8:29 pm CDT.

Sunshine

In June, the average sunshine in Manhattan, Illinois, is 9.4h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 6 during June translates into the following directions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. 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. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average June temperature?

In Manhattan, in June, the average high-temperature is 78.8°F (26°C), and the average low-temperature is 61.3°F (16.3°C).

What is the average humidity in June?

The average relative humidity in June is 79%.

How many days does it rain in June?

In Manhattan, in June, during 17.3 rainfall days, 3.86" (98mm) of precipitation is typically accumulated.

When it does not snow in Manhattan?

In Manhattan, snow does not fall in May through September.

When are the longest days?

The month with the longest days is June, with an average of 15h and 6min of daylight.

How many hours of daylight does Manhattan have in June?

In June, the average day length is 15h and 7min.

When is the sunrise / sunset in June?

In June, on the first day of the month, sunrise is at 5:20 am and sunset at 8:19 pm. On the last day of the month, in Manhattan, sunrise is at 5:22 am and sunset at 8:29 pm CDT.

How many hours of sunshine does Manhattan have in June?

In June, the average sunshine duration is 9.4h.

When is the highest UV index?

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

What is the UV index intensity in June?

In June, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Manhattan, IL

Average temperature in June - Manhattan, IL
  • Average high temperature in June: 78.8°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in June: 61.3°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in June
Manhattan, IL

Average pressure in June - Manhattan, 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
Manhattan, IL

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

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in June
Manhattan, IL

Average humidity in June - Manhattan, IL
  • Average humidity in June: 79%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).

Average rainfall in June
Manhattan, IL

Average rainfall in June - Manhattan, IL
  • Average rainfall in June: 3.86"

The wettest month (with the highest rainfall) is May (4.21").
The driest months (with the least rainfall) are February and December (1.61").

Average rainfall days in June
Manhattan, IL

Average rainfall days in June - Manhattan, IL
  • Average rainfall days in June: 17.3 days

The months with the highest number of rainy days are June and July (17.3 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in June
Manhattan, IL

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

The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Manhattan, IL

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

The month with the highest number of snowfall days is January (12.3 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
Manhattan, IL

Average daylight in June / Average sunshine in June - Manhattan, 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 12min).

  • Average sunshine in June: 9h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in June
Manhattan, IL

Average sunshine days in June - Manhattan, IL
  • Average sunshine days in June: 11.2 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is April (10.7 days).

Average UV index in June
Manhattan, IL

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

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

Average cloud cover in June
Manhattan, IL

Average cloud cover in June - Manhattan, IL
  • Average cloud cover in June: 37

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in June
Manhattan, IL

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

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

Manhattan, Illinois, USA

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