Climate and monthly weather forecast
Prairie Grove, IL

Weather in January

January, like December, is another subzero cold winter month in Prairie Grove, Illinois, with temperature in the range of an average high of 27°F (-2.8°C) and an average low of 15.1°F (-9.4°C). With an average high-temperature of 27°F (-2.8°C) and an average low-temperature of 15.1°F (-9.4°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Prairie Grove, is also a subzero cold month, with an average temperature varying between 18°F (-7.8°C) and 30.6°F (-0.8°C). In Prairie Grove, the average high-temperature in February is practically the same as in January - a still freezing cold 30.6°F (-0.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Prairie Grove, Illinois, with an average temperature fluctuating between 29.5°F (-1.4°C) and 43.3°F (6.3°C). In Prairie Grove, the average high-temperature in March increases from a freezing cold 30.6°F (-0.8°C) in February to a frosty 43.3°F (6.3°C). Weather in March »

Weather in April

April is a fresh spring month in Prairie Grove, Illinois, with temperature in the range of an average low of 38.8°F (3.8°C) and an average high of 54.7°F (12.6°C). In April, the average high-temperature rises from a chilly 43.3°F (6.3°C) in March to a cool 54.7°F (12.6°C). Weather in April »

Weather in May

May, the last month of the spring in Prairie Grove, is an enjoyable month, with temperature in the range of an average low of 50°F (10°C) and an average high of 67.1°F (19.5°C). In May, the average high-temperature rises from a cool 54.7°F (12.6°C) in April to a comfortable 67.1°F (19.5°C). Weather in May »

Weather in June

June, the first month of the summer in Prairie Grove, is a warm month, with temperature in the range of an average high of 76.1°F (24.5°C) and an average low of 59°F (15°C). In June, the average high-temperature increases from an enjoyable 67.1°F (19.5°C) in May to a warm 76.1°F (24.5°C). Weather in June »

Weather in July

July, like June, in Prairie Grove, Illinois, is another warm summer month, with an average temperature varying between 63.1°F (17.3°C) and 79.5°F (26.4°C). With an average high-temperature of 79.5°F (26.4°C) and an average low-temperature of 63.1°F (17.3°C), July is the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Prairie Grove, is also a moderately hot month, with temperature in the range of an average high of 78.1°F (25.6°C) and an average low of 61.9°F (16.6°C). In Prairie Grove, the average high-temperature in August is relatively the same as in July - a still moderately hot 78.1°F (25.6°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Prairie Grove, Illinois, with an average temperature varying between 55°F (12.8°C) and 72.5°F (22.5°C). In September, the average high-temperature slightly decreases from a warm 78.1°F (25.6°C) in August to a pleasant 72.5°F (22.5°C). Weather in September »

Weather in October

October, the same as September, in Prairie Grove, Illinois, is another mild autumn month, with an average temperature ranging between min 43.9°F (6.6°C) and max 59°F (15°C). In Prairie Grove, Illinois, the average high-temperature in October decreases from an agreeable 72.5°F (22.5°C) in September to a moderate 59°F (15°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Prairie Grove, Illinois, with an average temperature fluctuating between 31.8°F (-0.1°C) and 44.6°F (7°C). In November, the average high-temperature declines considerably from a moderate 59°F (15°C) in October to a chilly 44.6°F (7°C). Weather in November »

Weather in December

December, the first month of the winter in Prairie Grove, is also a wintry month, with temperature in the range of an average low of 22.8°F (-5.1°C) and an average high of 32.9°F (0.5°C). In December, the average high-temperature decreases from a frosty 44.6°F (7°C) in November to a cold 32.9°F (0.5°C). Weather in December »
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FAQ

What is the coldest month in Prairie Grove?

The coldest month is January, with an average high-temperature of 27°F (-2.8°C) and an average low-temperature of 15.1°F (-9.4°C).

What are the most humid months in Prairie Grove?

January and February, with an average relative humidity of 85%, are most humid months in Prairie Grove.

How many days does it rain in Prairie Grove?

Throughout the year, in Prairie Grove, Illinois, there are 146.9 rainfall days, and 21.22" (539mm) of precipitation is accumulated.

When does it snow in Prairie Grove?

Months with snowfall in Prairie Grove are January through May, October through December.

What is the snowiest month in Prairie Grove?

The month with the most snowfall in Prairie Grove is January, when snow falls for 12.5 days and typically aggregates up to 3.31" (84mm) of snow.

How many days does it snow in Prairie Grove?

Throughout the year, there are 48.7 snowfall days, and 11.85" (301mm) of snow is accumulated.

What is the month with the least sunshine in Prairie Grove?

With an average of 3.7h of sunshine, January has the least sunshine of the year in Prairie Grove.

What is the month with the lowest UV index in Prairie Grove?

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

When is Daylight Saving Time (DST) in Prairie Grove?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Prairie Grove, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from CDT to CST.

What are the least humid months in Prairie Grove?

The months with the lowest humidity are April and October, with an average relative humidity of 76%.

What is the rainiest month in Prairie Grove?

The month with the most rainfall is June, when the rain falls for 16.3 days and typically aggregates up to 2.8" (71mm) of precipitation.

When it does not snow in Prairie Grove?

June through September are months without snowfall in Prairie Grove, Illinois.

When are the longest days in Prairie Grove?

The month with the longest days in Prairie Grove, Illinois, is June, with an average of 15h and 13min of daylight.

What is the warmest month in Prairie Grove?

With an average high-temperature of 79.5°F (26.4°C) and an average low-temperature of 63.1°F (17.3°C), July is the warmest month.

What month has the most sunshine in Prairie Grove?

The month with the most sunshine in Prairie Grove is July, with an average of 10h of sunshine.

What is the month with the highest UV index in Prairie Grove?

With an average maximum UV index of 6, August is the month with the highest UV index.

What is the driest month in Prairie Grove?

November and December are months with the least rain when the rain falls for 8 days and typically aggregates up to 0.94" (24mm) of rain.

What is the month with the shortest days in Prairie Grove?

December has the shortest days of the year in Prairie Grove, with an average of 9h and 9min of daylight.

Average pressure
Prairie Grove, IL

Average pressure - Prairie Grove, IL

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed
Prairie Grove, IL

Average wind speed - Prairie Grove, IL

The windiest months (with the highest average wind speed) are January and February (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity
Prairie Grove, IL

Average humidity - Prairie Grove, IL

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April and October (76%).

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Average rainfall
Prairie Grove, IL

Average rainfall - Prairie Grove, IL

The wettest month (with the highest rainfall) is June (2.8").
The driest months (with the least rainfall) are November and December (0.94").

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Average rainfall days
Prairie Grove, IL

Average rainfall days - Prairie Grove, IL

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (4.8 days).

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Average snowfall
Prairie Grove, IL

Average snowfall - Prairie Grove, IL

The month with the highest snowfall is January (3.31").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Prairie Grove, IL

Average snowfall days - Prairie Grove, IL

The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Prairie Grove, IL

Average daylight / Average sunshine - Prairie Grove, IL

The month with the longest days is June (Average daylight: 15h and 13min).
The month with the shortest days is December (Average daylight: 9h and 9min).

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days
Prairie Grove, IL

Average sunshine days - Prairie Grove, IL

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is July (10 days).

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Average visibility
Prairie Grove, IL

Average visibility - Prairie Grove, IL

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

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