June weather forecast
Vermilion, IL

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Weather in June

June, the first month of the summer in Vermilion, is a warm month, with an average temperature ranging between max 80.6°F (27°C) and min 64°F (17.8°C).

Temperature

Vermilion observes a slight uplift in the average high-temperature with the onset of June, adjusting from May's agreeable 72.7°F (22.6°C) to a moderately hot 80.6°F (27°C). Vermilion, during June nights, observes an average temperature of 64°F (17.8°C).

Heat index

The heat index for June is computed to be a hot 86°F (30°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', determines the feeling of heat when you account for the relative humidity. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

In June, the average relative humidity in Vermilion, Illinois, is 79%.

Rainfall

In Vermilion, in June, it is raining for 13.7 days, with typically 2.13" (54mm) of accumulated precipitation. In Vermilion, during the entire year, the rain falls for 133.4 days and collects up to 19.49" (495mm) of precipitation.

Snowfall

May through October are months without snowfall in Vermilion.

Daylight

The month with the longest days is June, with an average of 14h and 54min of daylight.
On the first day of June in Vermilion, sunrise is at 5:24 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:21 pm CDT.

Sunshine

With an average of 10.3h of sunshine, June has the most sunshine of the year.

UV index

The months with the highest UV index in Vermilion are June and July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In June, a daily UV index of 6 turns into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What is the average June temperature in Vermilion?

The high-temperature, in June, in Vermilion, records 80.6°F (27°C), while the low-temperature is 64°F (17.8°C). In June, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 86°F (30°C).

What is the average humidity in June in Vermilion?

In June, the average relative humidity is 79%.

How many days does it rain in June in Vermilion?

In Vermilion, in June, it is raining for 13.7 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow in Vermilion?

May through October are months without snowfall in Vermilion, Illinois.

When are the longest days in Vermilion?

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

How many hours of daylight does Vermilion have in June?

The average day length in June is 14h and 55min.

When are sunrise and sunset in June in Vermilion?

In June, on the first day of the month, sunrise is at 5:24 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:21 pm CDT.

What month has the most sunshine in Vermilion?

With an average of 10.3h of sunshine, June has the most sunshine of the year.

How many hours of sunshine does Vermilion have in June?

In Vermilion, Illinois, the average sunshine duration in June is 10.3h.

When is the highest UV index in Vermilion?

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

How high is the UV index in June in Vermilion?

In June, the average daily maximum UV index in Vermilion, Illinois, 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
Vermilion, IL

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

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in June: 64°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in June
Vermilion, IL

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in June
Vermilion, IL

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

The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.1mph).

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Average humidity in June
Vermilion, IL

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

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in June
Vermilion, IL

Average rainfall in June - Vermilion, IL
  • Average rainfall in June: 2.13"

The wettest month (with the highest rainfall) is April (2.76").
The driest month (with the least rainfall) is February (0.94").

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Average rainfall days in June
Vermilion, IL

Average rainfall days in June - Vermilion, IL
  • Average rainfall days in June: 13.7 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (6.3 days).

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Average snowfall in June
Vermilion, IL

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

The month with the highest snowfall is December (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Vermilion, IL

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

The month with the highest number of snowfall days is January (6.9 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
Vermilion, IL

Average daylight in June / Average sunshine in June - Vermilion, 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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in June
Vermilion, IL

Average sunshine days in June - Vermilion, IL
  • Average sunshine days in June: 12.4 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in June
Vermilion, IL

Average UV index in June - Vermilion, 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, February, November and December (UV index 2).

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Average cloud cover in June
Vermilion, IL

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

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are June, August and September (Cloud cover 31).

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Average visibility in June
Vermilion, IL

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

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