Climate and monthly weather forecast
Gardner, IL

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Weather in January

January, the same as December, in Gardner, Illinois, is a freezing cold winter month, with an average temperature ranging between max 29.8°F (-1.2°C) and min 18°F (-7.8°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 29.8°F (-1.2°C) and a low of 18°F (-7.8°C). Weather in January »

Weather in February

The last month of the winter, February, is an icy month in Gardner, Illinois, with an average temperature fluctuating between 33.6°F (0.9°C) and 20.8°F (-6.2°C). As Gardner welcomes February, the average high-temperature stabilizes at a cold 33.6°F (0.9°C), showing little deviation from January's 29.8°F (-1.2°C). Weather in February »

Weather in March

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

Weather in April

April is a refreshing spring month in Gardner, Illinois, with an average temperature fluctuating between 42.6°F (5.9°C) and 58.8°F (14.9°C). April's arrival sees a rise in the average high-temperature, jumping from March's chilly 47.5°F (8.6°C) to a moderate 58.8°F (14.9°C). Weather in April »

Weather in May

May, the last month of the spring in Gardner, is an agreeable month, with an average temperature varying between 54.1°F (12.3°C) and 70.9°F (21.6°C). The onset of May brings a rise in the average high-temperature, elevating from a mild 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 an average temperature fluctuating between 62.2°F (16.8°C) and 79.3°F (26.3°C). Gardner's weather in June shows a minor rise in the average high-temperature, moving slightly up from May's pleasant 70.9°F (21.6°C) to a warm 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 an average temperature varying between 64.4°F (18°C) and 81.1°F (27.3°C). Gardner's warmest temperatures are experienced in July, with average high temperatures of 81.1°F (27.3°C) and lows of 64.4°F (18°C). The heat index value for July is computed to be a tropical 87.8°F (31°C). Weather in July »

Weather in August

August, the last month of the summer in Gardner, is another warm month, with temperature in the range of an average low of 62.2°F (16.8°C) and an average high of 79.7°F (26.5°C). The transition into August reveals an average high-temperature of a still warm 79.7°F (26.5°C), mirroring a close resemblance to July. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Gardner, Illinois, with an average temperature varying between 56.8°F (13.8°C) and 74.8°F (23.8°C). The start of September sees the average high-temperature at a still warm 74.8°F (23.8°C), showing little difference from August's 79.7°F (26.5°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Gardner, Illinois, with an average temperature varying between 46.2°F (7.9°C) and 62.1°F (16.7°C). A moderate decline in the average high-temperature is seen during October, decreasing from a moderately hot 74.8°F (23.8°C) in September to a refreshing 62.1°F (16.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Gardner, is also a frosty month, with an average temperature ranging between max 47.3°F (8.5°C) and min 34.2°F (1.2°C). As November arrives, Gardner's weather displays a notable decrease in high-temperatures, falling from October's comfortable 62.1°F (16.7°C) to a chilly 47.3°F (8.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Gardner, Illinois, with an average temperature fluctuating between 35.6°F (2°C) and 25.7°F (-3.5°C). Gardner, Illinois, in December undergoes a mild reduction in the average high-temperature, shifting from November's frosty 47.3°F (8.5°C) to an icy 35.6°F (2°C). Weather in December »

Frequently asked questions

What month is the coldest?

Gardner's January weather, with an average high temperature of 29.8°F (-1.2°C) and an average low temperature of 18°F (-7.8°C), tends to be the coldest of the year.

How much does it rain?

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 in Gardner?

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

How much does it snow in Gardner?

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?

The month with the least sunshine is January, with an average of 3.9h of sunshine.

What are the months with the lowest UV index?

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

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.

What is the snowiest month?

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 wettest month?

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?

May through September are months without snowfall.

When are the longest days?

June has the longest days of the year, 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 is the month 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 time of the year is the hottest?

July is the warmest month, exhibiting average temperatures of 81.1°F (27.3°C) at the peak and 64.4°F (18°C) at the base.

What is the most humid month?

The most humid month is July, with an average relative humidity of 84%.

What is the least humid month?

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

What is the month with the shortest days?

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

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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