June weather forecast
Mechanicsburg, IL

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Weather in June

The first month of the summer, June, is a warm month in Mechanicsburg, Illinois, with an average temperature ranging between min 64.6°F (18.1°C) and max 81.1°F (27.3°C).

Temperature

June's arrival coincides with a subtle temperature rise, moving from May's agreeable 72.9°F (22.7°C) to a moderately hot 81.1°F (27.3°C). Mechanicsburg's nighttime temperature in June drops to an average of 64.6°F (18.1°C).

Heat index

The average heat index in June is estimated at a tropical 86°F (30°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Heat index readings emphasize conditions of light breezes and shaded spots. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

In June, the average relative humidity in Mechanicsburg, Illinois, is 80%.

Rainfall

In June, the rain falls for 15.6 days. Throughout June, 2.56" (65mm) of precipitation is accumulated. Throughout the year, in Mechanicsburg, there are 141.7 rainfall days, and 22.72" (577mm) of precipitation is accumulated.

Snowfall

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

Daylight

The month with the longest days in Mechanicsburg is June, with an average of 14h and 54min of daylight.
On the first day of the month, sunrise is at 5:30 am and sunset at 8:20 pm. On the last day of June, sunrise is at 5:33 am and sunset at 8:29 pm CDT.

Sunshine

With an average of 10.4h of sunshine, June has the most sunshine of the year.

UV index

The months with the highest UV index in Mechanicsburg are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum daily UV index of 6 during June morphs into the following directions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What is the average June temperature in Mechanicsburg?

The average high-temperature and low-temperature in Mechanicsburg, Illinois, during June are 81.1°F (27.3°C) and 64.6°F (18.1°C) respectively. In June, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is estimated at 86°F (30°C).

What is the average humidity in June in Mechanicsburg?

In June, the average relative humidity in Mechanicsburg, Illinois, is 80%.

How many days does it rain in June in Mechanicsburg?

In Mechanicsburg, during June, the rain falls for 15.6 days and regularly aggregates up to 2.56" (65mm) of precipitation.

When it does not snow in Mechanicsburg?

In Mechanicsburg, Illinois, snow does not fall in May through October.

When are the longest days in Mechanicsburg?

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

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

In Mechanicsburg, Illinois, the average day length in June is 14h and 57min.

What time are sunrise and sunset in June in Mechanicsburg?

On the first day of June in Mechanicsburg, sunrise is at 5:30 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 8:29 pm CDT.

What month has the most sunshine in Mechanicsburg?

With an average of 10.4h of sunshine, June has the most sunshine of the year in Mechanicsburg.

How long on average sun shines in June in Mechanicsburg?

In Mechanicsburg, the average sunshine duration in June is 10.4h.

When is the highest UV index in Mechanicsburg?

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

How high is the UV index in June in Mechanicsburg?

The average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's 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
Mechanicsburg, IL

Average temperature in June - Mechanicsburg, IL
  • Average high temperature in June: 81.1°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in June: 64.6°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

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Average pressure in June
Mechanicsburg, IL

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in June
Mechanicsburg, IL

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

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in June
Mechanicsburg, IL

Average humidity in June - Mechanicsburg, IL
  • Average humidity in June: 80%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in June
Mechanicsburg, IL

Average rainfall in June - Mechanicsburg, IL
  • Average rainfall in June: 2.56"

The wettest month (with the highest rainfall) is April (2.64").
The driest month (with the least rainfall) is December (1.14").

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Average rainfall days in June
Mechanicsburg, IL

Average rainfall days in June - Mechanicsburg, IL
  • Average rainfall days in June: 15.6 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (6.2 days).

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Average snowfall in June
Mechanicsburg, IL

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

The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Mechanicsburg, IL

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

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Mechanicsburg, 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 24min).

  • Average sunshine in June: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in June
Mechanicsburg, IL

Average sunshine days in June - Mechanicsburg, IL
  • Average sunshine days in June: 11.8 days

The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is July (11 days).

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Average UV index in June
Mechanicsburg, IL

Average UV index in June - Mechanicsburg, 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
Mechanicsburg, IL

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

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in June
Mechanicsburg, IL

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

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

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Mechanicsburg, Illinois, USA

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