Climate and monthly weather forecast
Gardner, IL

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Weather in January

January, like December, is another subzero cold winter month in Gardner, Illinois, with an average temperature ranging between min 18°F (-7.8°C) and max 29.8°F (-1.2°C). January is the month when Gardner, Illinois, sees the lowest average temperatures, with a high of 29.8°F (-1.2°C) and a low of 18°F (-7.8°C). Weather in January »

Weather in February

February, the last month of the winter in Gardner, is a cold month, with an average temperature fluctuating between 33.6°F (0.9°C) and 20.8°F (-6.2°C). At the onset of February, Gardner records an average high-temperature of a wintry 33.6°F (0.9°C), showing little deviation from the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Gardner, is a frosty month, with an average temperature varying between 47.5°F (8.6°C) and 32.9°F (0.5°C). The arrival of March signals an increase in the average high-temperature, moving from a wintry 33.6°F (0.9°C) in February to a chilly 47.5°F (8.6°C). Weather in March »

Weather in April

April in Gardner, Illinois, is a moderate spring month, with temperature in the range of an average high of 58.8°F (14.9°C) and an average low of 42.6°F (5.9°C). In April, the meteorological conditions change with the average high-temperature moving from a chilly 47.5°F (8.6°C) in March to a moderate 58.8°F (14.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Gardner, Illinois, with an average temperature fluctuating between 54.1°F (12.3°C) and 70.9°F (21.6°C). As May begins, there is an increase in the average high-temperature, moving from a refreshing 58.8°F (14.9°C) in April to a pleasant 70.9°F (21.6°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Gardner, Illinois, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 62.2°F (16.8°C). June's arrival signals a subtle increase in average high-temperatures, moving from May's pleasant 70.9°F (21.6°C) to a moderately hot 79.3°F (26.3°C). Weather in June »

Weather in July

July, like June, in Gardner, Illinois, is a moderately hot summer month, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 64.4°F (18°C). The month of July sees the highest average temperatures, reaching 81.1°F (27.3°C) at the peak and 64.4°F (18°C) at the low. July's mean heat index is evaluated at a hot 87.8°F (31°C). Weather in July »

Weather in August

August, the last month of the summer in Gardner, is also a moderately hot month, with an average temperature ranging between max 79.7°F (26.5°C) and min 62.2°F (16.8°C). With the arrival of August, Gardner's average high-temperature registers at a still moderately hot 79.7°F (26.5°C), indicating a subtle variation from the previous month. Weather in August »

Weather in September

September, the first month of the autumn in Gardner, is also a moderately hot month, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 74.8°F (23.8°C). The advent of September observes an average high-temperature of a still warm 74.8°F (23.8°C), nearly identical to August's 79.7°F (26.5°C). Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Gardner, Illinois, with an average temperature ranging between max 62.1°F (16.7°C) and min 46.2°F (7.9°C). Gardner in October demonstrates a small temperature transition, adjusting from an average high of a moderately hot 74.8°F (23.8°C) in September to a comfortable 62.1°F (16.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Gardner, Illinois, with an average temperature varying between 34.2°F (1.2°C) and 47.3°F (8.5°C). The shift into November brings a noticeable decrease in the average high-temperature, falling from a comfortable 62.1°F (16.7°C) in October to a chilly 47.3°F (8.5°C). Weather in November »

Weather in December

December, the first month of the winter in Gardner, is also a wintry month, with an average temperature fluctuating between 35.6°F (2°C) and 25.7°F (-3.5°C). In December, the average high-temperature decreases from a frosty 47.3°F (8.5°C) in November to a cold 35.6°F (2°C). Weather in December »
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Gardner's coldest weather arrives in January, when temperatures average a high of 29.8°F (-1.2°C) and a low of 18°F (-7.8°C).

How much does it rain in Gardner?

In Gardner, during the entire year, the rain falls for 140.4 days and collects up to 21.5" (546mm) of precipitation.

When does it snow?

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

How many days does it snow?

Throughout the year, there are 38.1 snowfall days, and 9.13" (232mm) of snow is accumulated.

What is the month with the least sunshine?

With an average of 3.9h of sunshine, January has the least sunshine of the year.

What is the month with the lowest UV index?

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

What is the driest month?

The month with the least rainfall is February, when the rain falls for 5.1 days and typically collects 0.98" (25mm) of precipitation.

When does it snow the most?

The month with the most snowfall is February, when snow falls for 8.9 days and typically aggregates up to 2.52" (64mm) 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 in Gardner?

The month with the most rainfall is May, when the rain falls for 17.1 days and typically aggregates up to 2.91" (74mm) of precipitation.

When it does not snow?

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

When are the longest days?

The month with the longest days is June, with an average of 15h and 6min of daylight.

What month has the most sunshine?

The month with the most sunshine is June, with an average of 9.9h of sunshine.

What are the months with the highest UV index?

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

What month is the hottest?

July is the warmest month of the year, registering average temperatures as high as 81.1°F (27.3°C) and as low as 64.4°F (18°C).

What is the most humid month?

July is the most humid month in Gardner, with an average relative humidity of 84%.

What is the least humid month?

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

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

Average temperature
Gardner, IL

Average temperature - Gardner, IL

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure
Gardner, IL

Average pressure - Gardner, IL

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Gardner, IL

Average wind speed - Gardner, IL

The windiest months (with the highest average wind speed) are January and April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity
Gardner, IL

Average humidity - Gardner, IL

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Gardner, IL

Average rainfall - Gardner, IL

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is February (0.98").

Average rainfall days
Gardner, IL

Average rainfall days - Gardner, IL

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (5.1 days).

Average snowfall
Gardner, IL

Average snowfall - Gardner, IL

The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Gardner, IL

Average snowfall days - Gardner, IL

The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Gardner, IL

Average daylight / Average sunshine - Gardner, IL

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days
Gardner, IL

Average sunshine days - Gardner, IL

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (9.5 days).

Average visibility
Gardner, IL

Average visibility - Gardner, IL

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

Gardner, Illinois, USA

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