Climate and monthly weather forecast
La Grange Park, IL

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Weather in January

January, the same as December, in La Grange Park, Illinois, is another subzero cold winter month, with temperature in the range of an average high of 29.1°F (-1.6°C) and an average low of 19.2°F (-7.1°C). January, characterized by an average high temperature of 29.1°F (-1.6°C) and a low temperature of 19.2°F (-7.1°C), is generally the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a cold month in La Grange Park, Illinois, with an average temperature ranging between max 32.4°F (0.2°C) and min 21.6°F (-5.8°C). La Grange Park marks the arrival of February with an average high-temperature of a wintry 32.4°F (0.2°C), hardly different from January's 29.1°F (-1.6°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in La Grange Park, Illinois, with an average temperature fluctuating between 43.7°F (6.5°C) and 32.2°F (0.1°C). An upsurge in temperatures occurs as February gives way to March, with average highs shifting from a wintry 32.4°F (0.2°C) to a chilly 43.7°F (6.5°C). Weather in March »

Weather in April

April is a fresh spring month in La Grange Park, Illinois, with temperature in the range of an average high of 53.8°F (12.1°C) and an average low of 40.8°F (4.9°C). As April arrives, La Grange Park's weather shows an increase in high-temperatures, moving from March's frosty 43.7°F (6.5°C) to a cool 53.8°F (12.1°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in La Grange Park, Illinois, with an average temperature fluctuating between 51.4°F (10.8°C) and 64.9°F (18.3°C). The arrival of May brings a temperature shift, with the average high-temperature escalating from a cool 53.8°F (12.1°C) in April to a refreshing 64.9°F (18.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in La Grange Park, Illinois, with an average temperature ranging between max 75°F (23.9°C) and min 61.3°F (16.3°C). In La Grange Park, stepping into June brings a temperature increase, moving up from May's enjoyable 64.9°F (18.3°C) to a moderately hot 75°F (23.9°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in La Grange Park, Illinois, with an average temperature fluctuating between 80.4°F (26.9°C) and 67.1°F (19.5°C). July proves to be the warmest month, recording an average peak temperature of 80.4°F (26.9°C) and a minimum temperature of 67.1°F (19.5°C). Weather in July »

Weather in August

August, the last month of the summer in La Grange Park, is another warm month, with an average temperature varying between 79.3°F (26.3°C) and 66.7°F (19.3°C). The arrival of August brings an average high-temperature of a still warm 79.3°F (26.3°C), closely following the temperature pattern of July. Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in La Grange Park, Illinois, with temperature in the range of an average high of 72.9°F (22.7°C) and an average low of 59.5°F (15.3°C). A subtle shift in La Grange Park's weather is observed as August turns into September, with the average high temperature reducing from a warm 79.3°F (26.3°C) to a pleasant 72.9°F (22.7°C). Weather in September »

Weather in October

October, the same as September, in La Grange Park, Illinois, is another refreshing autumn month, with temperature in the range of an average low of 47.7°F (8.7°C) and an average high of 59.9°F (15.5°C). October's arrival corresponds with a decrease in average high-temperatures, from September's pleasant 72.9°F (22.7°C) to a moderate 59.9°F (15.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in La Grange Park, Illinois, with temperature in the range of an average high of 46°F (7.8°C) and an average low of 35.4°F (1.9°C). The shift from October to November involves a decrease in the average high-temperature, dropping from a refreshing 59.9°F (15.5°C) to a frosty 46°F (7.8°C). Weather in November »

Weather in December

December, the first month of the winter in La Grange Park, is also a wintry month, with temperature in the range of an average low of 26.4°F (-3.1°C) and an average high of 35.1°F (1.7°C). In December, the average high-temperature goes from a frosty 46°F (7.8°C) in November to a cold 35.1°F (1.7°C). Weather in December »

Frequently asked questions

What is the coldest month?

January, with its high-temperature average of 29.1°F (-1.6°C) and a low-temperature average of 19.2°F (-7.1°C), is the coldest month.

What are the most humid months?

January and February, with an average relative humidity of 82%, are most humid months.

How many days does it rain?

In La Grange Park, during the entire year, the rain falls for 92 days and collects up to 7.4" (188mm) of precipitation.

When does it snow?

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

How much does it snow?

In La Grange Park, during the entire year, snow falls for 26.5 days and aggregates up to 4.06" (103mm) of snow.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 3.8h of sunshine.

What are the months with the lowest UV index in La Grange Park?

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

What is the driest month?

February, March, November and December are months with the least rain when the rain falls for 3.3 days and typically aggregates up to 0.39" (10mm) of rain.

What is the snowiest month?

The month with the most snowfall is February, when snow falls for 7.3 days and typically aggregates up to 1.38" (35mm) 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 rainiest month?

May is the month with the most rainfall. Rain falls for 11.3 days and accumulates 1.1" (28mm) of precipitation.

When it does not snow in La Grange Park?

May through September are months without snowfall in La Grange Park.

When are the longest days?

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

When is the highest UV index?

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

What month is the hottest?

During the warmest month in La Grange Park, July, temperatures average a high of 80.4°F (26.9°C) and a low of 67.1°F (19.5°C).

What month has the most sunshine in La Grange Park?

The month with the most sunshine is August, with an average of 10.6h of sunshine.

What is the least humid month?

The least humid month is October, with an average relative humidity of 72%.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

Average temperature
La Grange Park, IL

Average temperature - La Grange Park, IL

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (29.1°F).

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

Average pressure
La Grange Park, IL

Average pressure - La Grange Park, 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).

Average wind speed
La Grange Park, IL

Average wind speed - La Grange Park, IL

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

Average humidity
La Grange Park, IL

Average humidity - La Grange Park, IL

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

Average rainfall
La Grange Park, IL

Average rainfall - La Grange Park, IL

The wettest month (with the highest rainfall) is May (1.1").
The driest months (with the least rainfall) are February, March, November and December (0.39").

Average rainfall days
La Grange Park, IL

Average rainfall days - La Grange Park, IL

The month with the highest number of rainy days is June (11.7 days).
The month with the least rainy days is January (3.1 days).

Average snowfall
La Grange Park, IL

Average snowfall - La Grange Park, IL

The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
La Grange Park, IL

Average snowfall days - La Grange Park, IL

The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
La Grange Park, IL

Average daylight / Average sunshine - La Grange Park, 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 12min).

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days
La Grange Park, IL

Average sunshine days - La Grange Park, IL

The month with the most sunshine days is December (23.7 days).
The month with the least sunshine days is June (14.3 days).

Average UV index
La Grange Park, IL

Average UV index - La Grange Park, 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 and December (UV index 1).

Average visibility
La Grange Park, IL

Average visibility - La Grange Park, 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).

La Grange Park, Illinois, USA

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