July weather forecast
Du Quoin, IL

Share

Weather in July

July in Du Quoin, Illinois, is a hot summer month, with temperature in the range of an average high of 87.3°F (30.7°C) and an average low of 68.7°F (20.4°C).

Temperature

In Du Quoin, July is the month with the highest recorded average temperatures, measuring a high of 87.3°F (30.7°C) and a low of 68.7°F (20.4°C).

Heat index

July's mean heat index is estimated at a fiery hot 102.2°F (39°C). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In July, the average relative humidity in Du Quoin is 77%.

Rainfall

In July, in Du Quoin, the rain falls for 16.3 days. Throughout July, 3.07" (78mm) of precipitation is accumulated. In Du Quoin, during the entire year, the rain falls for 147.6 days and collects up to 29.17" (741mm) of precipitation.

Snowfall

May through October are months without snowfall in Du Quoin.

Daylight

In Du Quoin, the average length of the day in July is 14h and 30min.
On the first day of July, sunrise is at 5:38 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:06 pm CDT.

Sunshine

With an average of 10.5h of sunshine, July has the most sunshine of the year in Du Quoin.

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 threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 6 in July leads to these recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
[Resources]

Frequently asked questions

What is the hottest time of year in Du Quoin?

The warmest period in Du Quoin, Illinois, tends to be July, when average temperatures fluctuate between a high of 87.3°F (30.7°C) and a low of 68.7°F (20.4°C).

How hot is July in Du Quoin?

The high-temperature, in July, in Du Quoin, is 87.3°F (30.7°C), while the low-temperature averages to 68.7°F (20.4°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 102.2°F (39°C).

What is the average humidity in July in Du Quoin?

The average relative humidity in July in Du Quoin, Illinois, is 77%.

How many days does it rain in July in Du Quoin?

In Du Quoin, Illinois, in July, during 16.3 rainfall days, 3.07" (78mm) of precipitation is typically accumulated.

When it does not snow in Du Quoin?

In Du Quoin, snow does not fall in May through October.

What is the average length of the day in July in Du Quoin?

The average day length in July is 14h and 30min.

When are sunrise and sunset in July in Du Quoin?

On the first day of July in Du Quoin, Illinois, sunrise is at 5:38 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:06 pm CDT.

What month has the most sunshine in Du Quoin?

July has the most sunshine of the year in Du Quoin, with an average of 10.5h of sunshine.

How long on average sun shines in July in Du Quoin?

In July, the average sunshine duration is 10.5h.

What are the months with the highest UV index in Du Quoin?

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

What is the UV index intensity in July in Du Quoin?

In Du Quoin, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health risk 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 July
Du Quoin, IL

Average temperature in July - Du Quoin, IL
  • Average high temperature in July: 87.3°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in July: 68.7°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

[Resources]

Average pressure in July
Du Quoin, IL

Average pressure in July - Du Quoin, IL
  • Average pressure in July: 29.98"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).

[Resources]

Average wind speed in July
Du Quoin, IL

Average wind speed in July - Du Quoin, IL
  • Average wind speed in July: 5.8mph

The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

[Resources]

Average humidity in July
Du Quoin, IL

Average humidity in July - Du Quoin, IL
  • Average humidity in July: 77%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).

[Resources]

Average rainfall in July
Du Quoin, IL

Average rainfall in July - Du Quoin, IL
  • Average rainfall in July: 3.07"

The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is January (1.5").

[Resources]

Average rainfall days in July
Du Quoin, IL

Average rainfall days in July - Du Quoin, IL
  • Average rainfall days in July: 16.3 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is December (8.2 days).

[Resources]

Average snowfall in July
Du Quoin, IL

Average snowfall in July - Du Quoin, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in July
Du Quoin, IL

Average snowfall days in July - Du Quoin, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

Average daylight in July /
Average sunshine in July
Du Quoin, IL

Average daylight in July / Average sunshine in July - Du Quoin, IL
  • Average daylight in July: 14h and 3min

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 36min).

  • Average sunshine in July: 10h and 3min

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

[Resources]

Average sunshine days in July
Du Quoin, IL

Average sunshine days in July - Du Quoin, IL
  • Average sunshine days in July: 12 days

The months with the most sunshine days are October and November (19.5 days).
The month with the least sunshine days is May (11.4 days).

[Resources]

Average UV index in July
Du Quoin, IL

Average UV index in July - Du Quoin, IL
  • Average UV index in July: 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).

[Resources]

Average cloud cover in July
Du Quoin, IL

Average cloud cover in July - Du Quoin, IL
  • Average cloud cover in July: 29

The months with the most cloud cover are January and February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).

[Resources]

Average visibility in July
Du Quoin, IL

Average visibility in July - Du Quoin, IL
  • Average visibility in July: 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).

[Resources]

Du Quoin, Illinois, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location