June weather forecast
Aviston, IL

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Weather in June

June, the first month of the summer in Aviston, is still a warm month, with an average temperature ranging between min 66.4°F (19.1°C) and max 83.5°F (28.6°C).

Temperature

Aviston's transition into June is noticed by a slight rise in the average high-temperature, advancing from a warm 74.7°F (23.7°C) in May to a still moderately hot 83.5°F (28.6°C). During the nights in June, Aviston observes an average low-temperature of 66.4°F (19.1°C).

Heat index

Throughout June, the heat index is estimated at a hot 91.4°F (33°C). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is an aggregate value of air's warmth and moisture to show the human-felt temperature. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In June, the average relative humidity is 77%.

Rainfall

June is the month with the most rainfall in Aviston. Rain falls for 16.2 days and accumulates 3.66" (93mm) of precipitation.

Snowfall

May through September are months without snowfall in Aviston.

Daylight

With an average of 14h and 48min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 5:35 am and sunset at 8:17 pm. On the last day of June, sunrise is at 5:37 am and sunset at 8:26 pm CDT.

Sunshine

With an average of 10.5h of sunshine, June has the most sunshine of the year.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Aviston. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 during June translates into the following directions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Aviston in June?

In June, in Aviston, the average high-temperature is 83.5°F (28.6°C), and the average low-temperature is 66.4°F (19.1°C). In June, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is estimated at 91.4°F (33°C).

What is the average humidity in June in Aviston?

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

What is the wettest month in Aviston?

The month with the most rainfall in Aviston is June, when the rain falls for 16.2 days and typically aggregates up to 3.66" (93mm) of precipitation.

How many days does it rain in June in Aviston?

In Aviston, in June, during 16.2 rainfall days, 3.66" (93mm) of precipitation is typically accumulated.

When it does not snow in Aviston?

May through September are months without snowfall.

When are the longest days in Aviston?

The month with the longest days in Aviston is June, with an average of 14h and 48min of daylight.

How many hours of daylight does Aviston have in June?

The average day length in June in Aviston, Illinois, is 14h and 49min.

When are sunrise and sunset in June in Aviston?

On the first day of June, sunrise is at 5:35 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:26 pm CDT.

What month has the most sunshine in Aviston?

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

How many hours of sunshine does Aviston have in June?

The average sunshine duration in June in Aviston, Illinois, is 10.5h.

What is the month with the highest UV index in Aviston?

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

What is the UV index intensity in June in Aviston?

In June, the average daily maximum UV index is 6. A UV Index value 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
Aviston, IL

Average temperature in June - Aviston, IL
  • Average high temperature in June: 83.5°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in June: 66.4°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in June
Aviston, IL

Average pressure in June - Aviston, 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).

Average wind speed in June
Aviston, IL

Average wind speed in June - Aviston, IL
  • Average wind speed in June: 6.6mph

The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in June
Aviston, IL

Average humidity in June - Aviston, IL
  • Average humidity in June: 77%

The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in June
Aviston, IL

Average rainfall in June - Aviston, IL
  • Average rainfall in June: 3.66"

The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is February (1.5").

Average rainfall days in June
Aviston, IL

Average rainfall days in June - Aviston, IL
  • Average rainfall days in June: 16.2 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (8 days).

Average snowfall in June
Aviston, IL

Average snowfall in June - Aviston, 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 and September (0").

Average snowfall days in June
Aviston, IL

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

The month with the highest number of snowfall days is January (7.5 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
Aviston, IL

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

The month with the longest days is June (Average daylight: 14h and 48min).
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 months with the least sunshine are January and February (Average sunshine: 4h and 36min).

Average sunshine days in June
Aviston, IL

Average sunshine days in June - Aviston, IL
  • Average sunshine days in June: 11.4 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (11 days).

Average UV index in June
Aviston, IL

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

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

Average cloud cover in June
Aviston, IL

Average cloud cover in June - Aviston, IL
  • Average cloud cover in June: 28

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in June
Aviston, IL

Average visibility in June - Aviston, 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).

Aviston, Illinois, USA

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