June weather forecast
Chestnut, IL

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Weather in June

The first month of the summer, June, is a warm month in Chestnut, Illinois, with an average temperature varying between 63.9°F (17.7°C) and 80.6°F (27°C).

Temperature

The shift into June is marked by a modest rise in the average high-temperature, moving from May's pleasant 72.9°F (22.7°C) to a warm 80.6°F (27°C). In June, Chestnut experiences an average nighttime temperature of 63.9°F (17.7°C).

Heat index

The heat index for June is appraised at a hot 86°F (30°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Be aware that heat index ratings are designed for shaded locations and minor breezes. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

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

Rainfall

In Chestnut, in June, it is raining for 15.8 days, with typically 2.48" (63mm) of accumulated precipitation. In Chestnut, Illinois, during the entire year, the rain falls for 141.8 days and collects up to 22.24" (565mm) of precipitation.

Snowfall

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

Daylight

With an average of 15h and 0min 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 8:20 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:29 pm CDT.

Sunshine

June has the most sunshine of the year in Chestnut, with an average of 10.2h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: In June, a daily UV index of 6 turns into the following recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are June temperatures in Chestnut?

Chestnut in June has an average high-temperature of 80.6°F (27°C) and an average low-temperature of 63.9°F (17.7°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in June is appraised at 86°F (30°C).

What is the average humidity in June in Chestnut?

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

How many days does it rain in June in Chestnut?

In Chestnut, in June, it is raining for 15.8 days, with typically 2.48" (63mm) of accumulated precipitation.

When it does not snow in Chestnut?

May through October are months without snowfall in Chestnut.

When are the longest days in Chestnut?

June has the longest days of the year in Chestnut, Illinois, with an average of 15h and 0min of daylight.

How many hours of daylight does Chestnut have in June?

The average day length in June is 14h and 58min.

What time are sunrise and sunset in June in Chestnut?

In June, on the first day of the month, sunrise is at 5:29 am and sunset at 8:20 pm. On the last day of the month, in Chestnut, Illinois, sunrise is at 5:31 am and sunset at 8:29 pm CDT.

What month has the most sunshine in Chestnut?

June has the most sunshine of the year in Chestnut, with an average of 10.2h of sunshine.

How many hours of sunshine does Chestnut have in June?

In Chestnut, the average sunshine duration in June is 10.2h.

When is the highest UV index in Chestnut?

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

What is the UV index intensity in June in Chestnut?

In June, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from 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
Chestnut, IL

Average temperature in June - Chestnut, IL
  • Average high temperature in June: 80.6°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in June: 63.9°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in June
Chestnut, IL

Average pressure in June - Chestnut, 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).

Average wind speed in June
Chestnut, IL

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

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

Average humidity in June
Chestnut, IL

Average humidity in June - Chestnut, 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%).

Average rainfall in June
Chestnut, IL

Average rainfall in June - Chestnut, IL
  • Average rainfall in June: 2.48"

The wettest month (with the highest rainfall) is May (2.68").
The driest month (with the least rainfall) is December (1.1").

Average rainfall days in June
Chestnut, IL

Average rainfall days in June - Chestnut, IL
  • Average rainfall days in June: 15.8 days

The month with the highest number of rainy days is May (17 days).
The months with the least rainy days are January and February (6.3 days).

Average snowfall in June
Chestnut, IL

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

The month with the highest snowfall is January (2.24").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in June
Chestnut, IL

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

The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in June / Average sunshine in June - Chestnut, IL
  • Average daylight in June: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in June: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in June
Chestnut, IL

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

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in June
Chestnut, IL

Average UV index in June - Chestnut, 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 January (UV index 1).

Average cloud cover in June
Chestnut, IL

Average cloud cover in June - Chestnut, IL
  • Average cloud cover in June: 31

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are June and September (Cloud cover 31).

Average visibility in June
Chestnut, IL

Average visibility in June - Chestnut, 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).

Chestnut, Illinois, USA

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