Climate and monthly weather forecast
Lansing, IL

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Weather in January

January, like December, is another subzero cold winter month in Lansing, Illinois, with an average temperature varying between 19°F (-7.2°C) and 29.7°F (-1.3°C). January, with an average high of 29.7°F (-1.3°C) and a low of 19°F (-7.2°C), signifies the coldest month of the year. Weather in January »

Weather in February

The last month of the winter, February, is a cold month in Lansing, Illinois, with an average temperature ranging between min 21.9°F (-5.6°C) and max 33.3°F (0.7°C). The onset of February brings an average high-temperature of an icy 33.3°F (0.7°C), nearly matching the January temperature. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Lansing, Illinois, with an average temperature fluctuating between 44.6°F (7°C) and 32.4°F (0.2°C). March's arrival is marked by an increase in the average high-temperature, moving from a wintry 33.3°F (0.7°C) in February to a chilly 44.6°F (7°C). Weather in March »

Weather in April

April in Lansing, Illinois, is a cool spring month, with an average temperature ranging between max 55°F (12.8°C) and min 41.5°F (5.3°C). April's arrival sees a rise in the average high-temperature, jumping from March's chilly 44.6°F (7°C) to a cool 55°F (12.8°C). Weather in April »

Weather in May

May, the last month of the spring in Lansing, is a comfortable month, with an average temperature varying between 66.7°F (19.3°C) and 52°F (11.1°C). May brings a temperature change, with average high-temperatures moving from April's fresh 55°F (12.8°C) to a refreshing 66.7°F (19.3°C). Weather in May »

Weather in June

June, the first month of the summer in Lansing, is a moderately hot month, with an average temperature varying between 76.1°F (24.5°C) and 61.3°F (16.3°C). The arrival of June brings a temperature shift, with the average high-temperature escalating from a comfortable 66.7°F (19.3°C) in May to a warm 76.1°F (24.5°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Lansing, Illinois, with an average temperature ranging between min 65.8°F (18.8°C) and max 80.8°F (27.1°C). July proves to be the warmest month, recording an average peak temperature of 80.8°F (27.1°C) and a minimum temperature of 65.8°F (18.8°C). The average heat index in July is evaluated at a tropical 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Lansing, is another warm month, with an average temperature ranging between min 65.5°F (18.6°C) and max 79.7°F (26.5°C). In August, Lansing experiences a minor shift in meteorological conditions with average high-temperatures marked at a still warm 79.7°F (26.5°C), closely mirroring the climate in July. Weather in August »

Weather in September

September, the first month of the autumn in Lansing, is still a warm month, with an average temperature varying between 59°F (15°C) and 73.6°F (23.1°C). September signals a slight drop in average high-temperature, sliding from August's warm 79.7°F (26.5°C) to a still moderately hot 73.6°F (23.1°C). Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Lansing, Illinois, with an average temperature fluctuating between 47.3°F (8.5°C) and 60.8°F (16°C). Stepping into October, Lansing observes a temperature decline, with the average high falling from September's moderately hot 73.6°F (23.1°C) to a refreshing 60.8°F (16°C). Weather in October »

Weather in November

November, the last month of the autumn in Lansing, is another chilly month, with temperature in the range of an average low of 35.4°F (1.9°C) and an average high of 46.9°F (8.3°C). As November commences, the average high-temperature shows a reduction, transitioning from a comfortable 60.8°F (16°C) in October to a chilly 46.9°F (8.3°C). Weather in November »

Weather in December

December, the first month of the winter in Lansing, is also a wintry month, with temperature in the range of an average high of 36°F (2.2°C) and an average low of 26.6°F (-3°C). In Lansing, entering December brings a temperature decrement, reducing from November's frosty 46.9°F (8.3°C) to a cold 36°F (2.2°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Lansing?

January, having an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 19°F (-7.2°C), is the coldest month in Lansing.

What is the driest month in Lansing?

January is the month with the least rainfall. Rain falls for 6.7 days and accumulates 1.14" (29mm) of precipitation.

How much does it rain in Lansing?

In Lansing, Illinois, during the entire year, the rain falls for 150.7 days and collects up to 25.31" (643mm) of precipitation.

When does it snow in Lansing?

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

How many days does it snow in Lansing?

Throughout the year, in Lansing, there are 45.3 snowfall days, and 14.02" (356mm) of snow is accumulated.

What is the month with the least sunshine in Lansing?

With an average of 3.5h of sunshine, January has the least sunshine of the year in Lansing.

What is the most humid month in Lansing?

With an average relative humidity of 83%, February is the most humid month.

What is the snowiest month in Lansing?

February is the month with the most snowfall in Lansing. Snow falls for 10.8 days and accumulates 3.5" (89mm) of snow.

When is Daylight Saving Time (DST) in Lansing?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Lansing, Illinois, 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.

When it does not snow in Lansing?

May through September are months without snowfall in Lansing, Illinois.

What is the wettest month in Lansing?

The month with the most rainfall in Lansing is June, when the rain falls for 16.5 days and typically aggregates up to 3.39" (86mm) of precipitation.

When are the longest days in Lansing?

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

When is the highest UV index in Lansing?

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

What time of the year is the hottest in Lansing?

July, with its high-temperature average of 80.8°F (27.1°C) and a low-temperature average of 65.8°F (18.8°C), is the warmest month in Lansing, Illinois.

What month has the most sunshine in Lansing?

August has the most sunshine of the year in Lansing, with an average of 10.2h of sunshine.

What is the least humid month in Lansing?

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

What is the month with the shortest days in Lansing?

The month with the shortest days is December, with an average of 9h and 12min of daylight.

What is the month with the lowest UV index in Lansing?

The month with the lowest UV index in Lansing is December, with an average maximum UV index of 1.

Average temperature
Lansing, IL

Average temperature - Lansing, IL

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (29.7°F).

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average pressure
Lansing, IL

Average pressure - Lansing, IL

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Lansing, IL

Average wind speed - Lansing, IL

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity
Lansing, IL

Average humidity - Lansing, IL

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Lansing, IL

Average rainfall - Lansing, IL

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is January (1.14").

Average rainfall days
Lansing, IL

Average rainfall days - Lansing, IL

The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is February (5.5 days).

Average snowfall
Lansing, IL

Average snowfall - Lansing, IL

The month with the highest snowfall is February (3.5").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Lansing, IL

Average snowfall days - Lansing, IL

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

Average daylight / Average sunshine
Lansing, IL

Average daylight / Average sunshine - Lansing, 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 12min).

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days
Lansing, IL

Average sunshine days - Lansing, IL

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is July (9.9 days).

Average visibility
Lansing, IL

Average visibility - Lansing, 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).

Lansing, Illinois, USA

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