June weather forecast
Cottonwood, IL

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Weather in June

The first month of the summer, June, is also a moderately hot month in Cottonwood, Illinois, with an average temperature ranging between max 84°F (28.9°C) and min 66.4°F (19.1°C).

Temperature

As June sets, the average high-temperature shows a slight increase, moving up from a moderately hot 75.6°F (24.2°C) in May to a still warm 84°F (28.9°C). An average low-temperature of 66.4°F (19.1°C) is recorded in the month of June.

Heat index

The heat index value during June is evaluated at a tropical 93.2°F (34°C). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', evaluates the perceived heat by adding the effect of moisture in the air. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

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

Rainfall

In June, the rain falls for 14.3 days. Throughout June, 2.24" (57mm) of precipitation is accumulated. In Cottonwood, during the entire year, the rain falls for 146.3 days and collects up to 24.96" (634mm) of precipitation.

Snowfall

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

Daylight

With an average of 14h and 42min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 5:31 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:19 pm CDT.

Sunshine

In Cottonwood, the average sunshine in June is 10.5h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in June converts into the following recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is June?

June temperatures vary between a high-temperature of 84°F (28.9°C) and a low-temperature of 66.4°F (19.1°C). In June, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is evaluated at 93.2°F (34°C).

What is the average humidity in June?

In June, the average relative humidity is 77%.

How many days does it rain in June in Cottonwood?

In Cottonwood, in June, it is raining for 14.3 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow?

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

When are the longest days?

The month with the longest days is June, with an average of 14h and 42min of daylight.

How many hours of daylight does Cottonwood have in June?

In Cottonwood, the average day length in June is 14h and 45min.

When are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 5:31 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:19 pm CDT.

How long on average sun shines in June?

In June, the average sunshine duration is 10.5h.

What is the month with the highest UV index?

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 Cottonwood?

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

Average temperature in June - Cottonwood, IL
  • Average high temperature in June: 84°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in June: 66.4°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in June
Cottonwood, IL

Average pressure in June - Cottonwood, IL
  • Average pressure in June: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in June
Cottonwood, IL

Average wind speed in June - Cottonwood, IL
  • Average wind speed in June: 6.7mph

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in June
Cottonwood, IL

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

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (70%).

Average rainfall in June
Cottonwood, IL

Average rainfall in June - Cottonwood, IL
  • Average rainfall in June: 2.24"

The wettest month (with the highest rainfall) is April (3.27").
The driest month (with the least rainfall) is September (1.14").

Average rainfall days in June
Cottonwood, IL

Average rainfall days in June - Cottonwood, IL
  • Average rainfall days in June: 14.3 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (9 days).

Average snowfall in June
Cottonwood, IL

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

The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in June
Cottonwood, IL

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

The month with the highest number of snowfall days is January (4.8 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
Cottonwood, IL

Average daylight in June / Average sunshine in June - Cottonwood, IL
  • Average daylight in June: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in June: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in June
Cottonwood, IL

Average sunshine days in June - Cottonwood, IL
  • Average sunshine days in June: 12.1 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is May (11.2 days).

Average UV index in June
Cottonwood, IL

Average UV index in June - Cottonwood, 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 and December (UV index 2).

Average cloud cover in June
Cottonwood, IL

Average cloud cover in June - Cottonwood, IL
  • Average cloud cover in June: 27

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in June
Cottonwood, IL

Average visibility in June - Cottonwood, 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).

Cottonwood, Illinois, USA

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