Climate and monthly weather forecast
Du Quoin, IL

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Weather in January

January, the same as December, is another cold winter month in Du Quoin, Illinois, with temperature in the range of an average high of 38.8°F (3.8°C) and an average low of 25.7°F (-3.5°C). January, marked by an average high-temperature of 38.8°F (3.8°C) and a low-temperature of 25.7°F (-3.5°C), is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Du Quoin, is a chilly month, with an average temperature varying between 43.7°F (6.5°C) and 29.5°F (-1.4°C). February's arrival registers an average high-temperature of a chilly 43.7°F (6.5°C), closely aligning with the temperature of the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Du Quoin, Illinois, with an average temperature fluctuating between 55°F (12.8°C) and 38.7°F (3.7°C). March's arrival brings a temperature shift, moving from a chilly 43.7°F (6.5°C) in February to a fresh 55°F (12.8°C). Weather in March »

Weather in April

April in Du Quoin, Illinois, is a comfortable spring month, with an average temperature fluctuating between 48.4°F (9.1°C) and 66°F (18.9°C). As March transitions into April, Du Quoin sees a rise in the average high-temperature, moving from a fresh 55°F (12.8°C) to an enjoyable 66°F (18.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Du Quoin, Illinois, with temperature in the range of an average low of 58.1°F (14.5°C) and an average high of 75.4°F (24.1°C). The shift into May is accompanied by a temperature increase, with the average high-temperature rising from a comfortable 66°F (18.9°C) in April to a warm 75.4°F (24.1°C). Weather in May »

Weather in June

June, the first month of the summer in Du Quoin, is also a moderately hot month, with an average temperature varying between 84.6°F (29.2°C) and 66.6°F (19.2°C). The shift into June is characterized by a rise in the average high-temperature, transitioning from May's warm 75.4°F (24.1°C) to a still moderately hot 84.6°F (29.2°C). Weather in June »

Weather in July

July in Du Quoin, Illinois, is a tropical summer month, with temperature in the range of an average low of 68.7°F (20.4°C) and an average high of 87.3°F (30.7°C). July, characterized by an average high temperature of 87.3°F (30.7°C) and a low temperature of 68.7°F (20.4°C), is generally the warmest month. The heat index for July is evaluated at a fiery hot 102.2°F (39°C). Weather in July »

Weather in August

August, the last month of the summer in Du Quoin, is another warm month, with an average temperature fluctuating between 66°F (18.9°C) and 85.5°F (29.7°C). August's weather records an average high-temperature of a warm 85.5°F (29.7°C), showing little deviation from July. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Du Quoin, Illinois, with temperature in the range of an average high of 79.7°F (26.5°C) and an average low of 60.1°F (15.6°C). September's arrival subtly correlates with a reduction in the average high-temperature, down from a moderately hot 85.5°F (29.7°C) in August to a still warm 79.7°F (26.5°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Du Quoin, Illinois, with temperature in the range of an average high of 67.1°F (19.5°C) and an average low of 49.3°F (9.6°C). The arrival of October indicates a decrease in the average high-temperature, moving from a warm 79.7°F (26.5°C) in September to an enjoyable 67.1°F (19.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Du Quoin, is also a fresh month, with temperature in the range of an average low of 38.3°F (3.5°C) and an average high of 53.6°F (12°C). November's arrival corresponds with a decrease in average high-temperatures, from October's refreshing 67.1°F (19.5°C) to a cool 53.6°F (12°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in Du Quoin, Illinois, with an average temperature fluctuating between 43.5°F (6.4°C) and 31.1°F (-0.5°C). With the onset of December, Du Quoin experiences a modest temperature adjustment, with the average high-temperature receding from a cool 53.6°F (12°C) in November to a chilly 43.5°F (6.4°C). Weather in December »
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Du Quoin experiences its lowest temperatures in January, with an average peak of 38.8°F (3.8°C) and a low of 25.7°F (-3.5°C).

What is the driest month?

The month with the least rainfall is January, when the rain falls for 8.4 days and typically collects 1.5" (38mm) of precipitation.

How many days does it rain?

In Du Quoin, during the entire year, the rain falls for 147.6 days and collects up to 29.17" (741mm) of precipitation.

When does it snow?

Months with snowfall are January through April, November and December.

How many days does it snow?

In Du Quoin, during the entire year, snow falls for 18 days and aggregates up to 4.53" (115mm) of snow.

What is the month with the least sunshine?

The month with the least sunshine in Du Quoin is January, with an average of 4.6h of sunshine.

When is the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

When does it snow the most?

The month with the most snowfall is February, when snow falls for 5.1 days and typically aggregates up to 1.5" (38mm) of snow.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What is the wettest month?

The month with the most rainfall is April, when the rain falls for 15.1 days and typically aggregates up to 3.58" (91mm) of precipitation.

What is the most humid month?

May is the most humid month, with an average relative humidity of 79%.

When it does not snow?

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

When are the longest days?

With an average of 14h and 48min of daylight, June has the longest days of the year.

When is the highest UV index?

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

What is the hottest time of year?

July is the warmest month, exhibiting average temperatures of 87.3°F (30.7°C) at the peak and 68.7°F (20.4°C) at the base.

What month has the most sunshine?

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

What is the least humid month?

October is the least humid month, with an average relative humidity of 71%.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 36min of daylight.

Average temperature
Du Quoin, IL

Average temperature - Du Quoin, IL

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).

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).

Average pressure
Du Quoin, IL

Average pressure - Du Quoin, IL

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
Du Quoin, IL

Average wind speed - Du Quoin, IL

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).

Average humidity
Du Quoin, IL

Average humidity - Du Quoin, IL

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

Average rainfall
Du Quoin, IL

Average rainfall - Du Quoin, IL

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

Average rainfall days
Du Quoin, IL

Average rainfall days - Du Quoin, IL

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).

Average snowfall
Du Quoin, IL

Average snowfall - Du Quoin, IL

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").

Average snowfall days
Du Quoin, IL

Average snowfall days - Du Quoin, IL

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).

Average daylight / Average sunshine
Du Quoin, IL

Average daylight / Average sunshine - Du Quoin, IL

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).

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).

Average sunshine days
Du Quoin, IL

Average sunshine days - Du Quoin, IL

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).

Average UV index
Du Quoin, IL

Average UV index - Du Quoin, IL

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).

Average visibility
Du Quoin, IL

Average visibility - Du Quoin, IL

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).

Du Quoin, Illinois, USA

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