Climate and monthly weather forecast
McConnell, IL

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Weather in January

January, the same as December, in McConnell, Illinois, is a freezing cold winter month, with an average temperature ranging between max 24.8°F (-4°C) and min 12.9°F (-10.6°C). McConnell reaches its lowest average temperatures in January, measuring 24.8°F (-4°C) at the peak and 12.9°F (-10.6°C) at the lowest. Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in McConnell, Illinois, with an average temperature varying between 16°F (-8.9°C) and 28.9°F (-1.7°C). During February, McConnell records an average high-temperature of a still freezing cold 28.9°F (-1.7°C), marking a slight divergence from January's 24.8°F (-4°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in McConnell, Illinois, with an average temperature ranging between min 28.8°F (-1.8°C) and max 43.5°F (6.4°C). As March arrives, a noticeable rise in the average high-temperature is witnessed, moving from a subzero cold 28.9°F (-1.7°C) in February to a frosty 43.5°F (6.4°C). Weather in March »

Weather in April

April in McConnell, Illinois, is a refreshing spring month, with an average temperature varying between 55.8°F (13.2°C) and 38.8°F (3.8°C). As McConnell welcomes April, the average high-temperature sees a rise, transitioning from a chilly 43.5°F (6.4°C) in March to a refreshing 55.8°F (13.2°C). Weather in April »

Weather in May

May, the last month of the spring in McConnell, is a refreshing month, with an average temperature varying between 67.5°F (19.7°C) and 50.5°F (10.3°C). The arrival of May sees a shift in the average high-temperature, moving from 55.8°F (13.2°C) in April to a still refreshing 67.5°F (19.7°C). Weather in May »

Weather in June

June, the first month of the summer in McConnell, is a moderately hot month, with an average temperature fluctuating between 59.4°F (15.2°C) and 76.5°F (24.7°C). In McConnell, stepping into June brings a temperature increase, moving up from May's refreshing 67.5°F (19.7°C) to a warm 76.5°F (24.7°C). Weather in June »

Weather in July

July, like June, in McConnell, Illinois, is a moderately hot summer month, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 62.8°F (17.1°C). July is the warmest month, with the temperature often reaching an average high of 79.3°F (26.3°C) and an average low of 62.8°F (17.1°C). Weather in July »

Weather in August

August, the last month of the summer in McConnell, is also a moderately hot month, with temperature in the range of an average low of 60.4°F (15.8°C) and an average high of 78.1°F (25.6°C). With the start of August, McConnell measures an average high-temperature of a still warm 78.1°F (25.6°C), not significantly differing from July's 79.3°F (26.3°C). Weather in August »

Weather in September

September, the first month of the autumn in McConnell, is still a pleasant month, with an average temperature ranging between min 53.4°F (11.9°C) and max 72.5°F (22.5°C). September brings a slight decrease in temperature, down from a moderately hot 78.1°F (25.6°C) in August to an agreeable 72.5°F (22.5°C). Weather in September »

Weather in October

October, the same as September, in McConnell, Illinois, is another refreshing autumn month, with an average temperature varying between 42.6°F (5.9°C) and 58.3°F (14.6°C). The onset of October comes with a shift in the average high-temperature, falling from a pleasant 72.5°F (22.5°C) in September to a mild 58.3°F (14.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in McConnell, Illinois, with an average temperature varying between 30.6°F (-0.8°C) and 43.9°F (6.6°C). The start of November signals a considerable reduction in the average high-temperature, receding from a moderate 58.3°F (14.6°C) in October to a frosty 43.9°F (6.6°C). Weather in November »

Weather in December

December, the first month of the winter in McConnell, is still a freezing cold month, with an average temperature varying between 31.6°F (-0.2°C) and 21.4°F (-5.9°C). Transition from November to December is accompanied by a temperature drop, with average high-temperatures decreasing from a chilly 43.9°F (6.6°C) to a freezing cold 31.6°F (-0.2°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in McConnell?

With average high temperatures of 24.8°F (-4°C) and lows of 12.9°F (-10.6°C), January is the coldest month.

What is the most humid month in McConnell?

January is the most humid month in McConnell, Illinois, with an average relative humidity of 87%.

What is the driest month in McConnell?

The month with the least rainfall in McConnell is January, when the rain falls for 5.3 days and typically collects 1.06" (27mm) of precipitation.

How many days does it rain in McConnell?

In McConnell, Illinois, during the entire year, the rain falls for 145.9 days and collects up to 22.8" (579mm) of precipitation.

When does it snow in McConnell?

Months with snowfall are January through April, October through December.

What is the snowiest month in McConnell?

The month with the most snowfall in McConnell is January, when snow falls for 13.1 days and typically aggregates up to 3.46" (88mm) of snow.

How many days does it snow in McConnell?

Throughout the year, there are 50.1 snowfall days, and 13.62" (346mm) of snow is accumulated.

What is the month with the least sunshine in McConnell?

The month with the least sunshine in McConnell is January, with an average of 3.6h of sunshine.

What are the months with the lowest UV index in McConnell?

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

When is Daylight Saving Time (DST) in McConnell?

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 least humid month in McConnell?

April and October, with an average relative humidity of 76%, are the least humid months in McConnell, Illinois.

When it does not snow in McConnell?

In McConnell, snow does not fall in May through September.

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

The months with the highest UV index in McConnell, Illinois, are May through August, with an average maximum UV index of 5.

What is the wettest month in McConnell?

The month with the most rainfall is June, when the rain falls for 17.9 days and typically aggregates up to 3.43" (87mm) of precipitation.

When are the longest days in McConnell?

With an average of 15h and 12min of daylight, June has the longest days of the year in McConnell.

What part of the year is the hottest in McConnell?

July is the warmest month, with an average high-temperature of 79.3°F (26.3°C) and an average low-temperature of 62.8°F (17.1°C).

What are the months with the most sunshine in McConnell?

The months with the most sunshine in McConnell are July and August, with an average of 9.7h of sunshine.

What is the month with the shortest days in McConnell?

With an average of 9h and 6min of daylight, December has the shortest days of the year in McConnell.

Average temperature
McConnell, IL

Average temperature - McConnell, IL

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).

The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

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Average pressure
McConnell, IL

Average pressure - McConnell, IL

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed
McConnell, IL

Average wind speed - McConnell, IL

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity
McConnell, IL

Average humidity - McConnell, IL

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (76%).

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Average rainfall
McConnell, IL

Average rainfall - McConnell, IL

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (1.06").

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Average rainfall days
McConnell, IL

Average rainfall days - McConnell, IL

The month with the highest number of rainy days is May (18.3 days).
The months with the least rainy days are January and February (5.3 days).

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Average snowfall
McConnell, IL

Average snowfall - McConnell, IL

The month with the highest snowfall is January (3.46").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
McConnell, IL

Average snowfall days - McConnell, IL

The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
McConnell, IL

Average daylight / Average sunshine - McConnell, IL

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days
McConnell, IL

Average sunshine days - McConnell, IL

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (9.3 days).

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Average UV index
McConnell, IL

Average UV index - McConnell, IL

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

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Average visibility
McConnell, IL

Average visibility - McConnell, IL

The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).

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McConnell, Illinois, USA

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