June weather forecast
Stewardson, IL

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Weather in June

The first month of the summer, June, is also a moderately hot month in Stewardson, Illinois, with an average temperature fluctuating between 65.5°F (18.6°C) and 81.7°F (27.6°C).

Temperature

June introduces a minor temperature shift, with average high-temperatures adjusting from May's 73.4°F (23°C) to a still moderately hot 81.7°F (27.6°C). During June, the average low-temperature is recorded at a comfortable 65.5°F (18.6°C).

Heat index

Throughout June, the heat index is calculated to be a hot 87.8°F (31°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Research indicates the heat index considers values in shaded locales and with light winds. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In June, the average relative humidity is 78%.

Rainfall

In Stewardson, in June, it is raining for 14 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, in Stewardson, there are 135.9 rainfall days, and 21.89" (556mm) of precipitation is accumulated.

Snowfall

In Stewardson, snow does not fall in May through October.

Daylight

With an average of 14h and 54min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 5:29 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:25 pm CDT.

Sunshine

June has the most sunshine of the year in Stewardson, with an average of 10.5h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: During June, 6 as the daily maximum UV index converts into the following advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

What are the temperatures in Stewardson in June?

Stewardson in June has an average high-temperature of 81.7°F (27.6°C) and an average low-temperature of 65.5°F (18.6°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in June is calculated to be 87.8°F (31°C).

What is the average humidity in June in Stewardson?

In Stewardson, Illinois, the average relative humidity in June is 78%.

How much does it rain in Stewardson in June?

In Stewardson, Illinois, in June, during 14 rainfall days, 2.4" (61mm) of precipitation is typically accumulated.

When it does not snow in Stewardson?

May through October are months without snowfall.

When are the longest days in Stewardson?

June has the longest days of the year in Stewardson, with an average of 14h and 54min of daylight.

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

The average day length in June in Stewardson is 14h and 53min.

When are sunrise and sunset in June in Stewardson?

In June, on the first day of the month, sunrise is at 5:29 am and sunset at 8:15 pm. On the last day of the month, in Stewardson, sunrise is at 5:31 am and sunset at 8:25 pm CDT.

What month has the most sunshine in Stewardson?

The month with the most sunshine in Stewardson, Illinois, is June, with an average of 10.5h of sunshine.

How long on average sun shines in June in Stewardson?

In June, the average sunshine duration in Stewardson is 10.5h.

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

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

What is the UV index intensity in June in Stewardson?

In June, the average daily maximum UV index in Stewardson, Illinois, is 6. A UV Index of 6 to 7 symbolizes 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
Stewardson, IL

Average temperature in June - Stewardson, IL
  • Average high temperature in June: 81.7°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in June: 65.5°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (23°F).

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Average pressure in June
Stewardson, IL

Average pressure in June - Stewardson, IL
  • Average pressure in June: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in June
Stewardson, IL

Average wind speed in June - Stewardson, IL
  • Average wind speed in June: 7.2mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6mph).

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Average humidity in June
Stewardson, IL

Average humidity in June - Stewardson, IL
  • Average humidity in June: 78%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in June
Stewardson, IL

Average rainfall in June - Stewardson, IL
  • Average rainfall in June: 2.4"

The wettest month (with the highest rainfall) is April (2.83").
The driest month (with the least rainfall) is February (1.06").

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Average rainfall days in June
Stewardson, IL

Average rainfall days in June - Stewardson, IL
  • Average rainfall days in June: 14 days

The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is January (6.9 days).

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Average snowfall in June
Stewardson, IL

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

The month with the highest snowfall is January (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Stewardson, IL

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

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in June / Average sunshine in June - Stewardson, IL
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in June: 10h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in June
Stewardson, IL

Average sunshine days in June - Stewardson, IL
  • Average sunshine days in June: 13.3 days

The month with the most sunshine days is January (20 days).
The month with the least sunshine days is May (12.9 days).

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Average UV index in June
Stewardson, IL

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in June
Stewardson, IL

Average cloud cover in June - Stewardson, IL
  • Average cloud cover in June: 29

The months with the most cloud cover are January and February (Cloud cover 53).
The months with the least cloud cover are June and September (Cloud cover 29).

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Average visibility in June
Stewardson, IL

Average visibility in June - Stewardson, 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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Stewardson, Illinois, USA

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