Climate and monthly weather forecast
Lansing, IL

Weather in January

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

Weather in February

The last month of the winter, February, is a wintry month in Lansing, Illinois, with an average temperature varying between 33.3°F (0.7°C) and 21.9°F (-5.6°C). In Lansing, the average high-temperature in February is essentially the same as in January - a wintry 33.3°F (0.7°C). Weather in February »

Weather in March

March, the first month of the spring in Lansing, is a frosty month, with an average temperature varying between 44.6°F (7°C) and 32.4°F (0.2°C). In March, the average high-temperature increases 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 is a cool spring month in Lansing, Illinois, with an average temperature ranging between max 55°F (12.8°C) and min 41.5°F (5.3°C). In Lansing, Illinois, the average high-temperature in April increases from a frosty 44.6°F (7°C) in March to a fresh 55°F (12.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Lansing, Illinois, with an average temperature fluctuating between 66.7°F (19.3°C) and 52°F (11.1°C). In May, the average high-temperature rises from a fresh 55°F (12.8°C) in April to a comfortable 66.7°F (19.3°C). Weather in May »

Weather in June

June, the first month of the summer in Lansing, is a warm month, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 76.1°F (24.5°C). In June, the average high-temperature increases from an enjoyable 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 another warm summer month in Lansing, Illinois, with an average temperature varying between 65.8°F (18.8°C) and 80.8°F (27.1°C). The warmest month is July, with an average high-temperature of 80.8°F (27.1°C) and an average low-temperature of 65.8°F (18.8°C). In July, the average heat index is computed to be a tropical 86°F (30°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Lansing, Illinois, with an average temperature ranging between min 65.5°F (18.6°C) and max 79.7°F (26.5°C). In Lansing, the average high-temperature in August is relatively the same as in July - a still moderately hot 79.7°F (26.5°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Lansing, Illinois, with an average temperature ranging between max 73.6°F (23.1°C) and min 59°F (15°C). In Lansing, the average high-temperature in September slightly decreases from a warm 79.7°F (26.5°C) in August to a still moderately hot 73.6°F (23.1°C). Weather in September »

Weather in October

October, like September, in Lansing, Illinois, is another comfortable autumn month, with an average temperature fluctuating between 60.8°F (16°C) and 47.3°F (8.5°C). In Lansing, the average high-temperature in October decreases from a moderately hot 73.6°F (23.1°C) in September to an enjoyable 60.8°F (16°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Lansing, Illinois, with an average temperature ranging between max 46.9°F (8.3°C) and min 35.4°F (1.9°C). In November, the average high-temperature drops from an enjoyable 60.8°F (16°C) in October to a frosty 46.9°F (8.3°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Lansing, Illinois, with an average temperature fluctuating between 36°F (2.2°C) and 26.6°F (-3°C). In December, the average high-temperature decreases from a chilly 46.9°F (8.3°C) in November to a wintry 36°F (2.2°C). Weather in December »
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FAQ

What is the coldest month in Lansing?

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

What is the driest month in Lansing?

The month with the least rainfall in Lansing, Illinois, is January, when the rain falls for 6.7 days and typically collects 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?

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

How many days does it snow in Lansing?

In Lansing, Illinois, during the entire year, snow falls for 45.3 days and aggregates up to 14.02" (356mm) of snow.

What is the month with the least sunshine in Lansing?

The month with the least sunshine in Lansing is January, with an average of 3.5h of sunshine.

What is the most humid month in Lansing?

The most humid month in Lansing is February, with an average relative humidity of 83%.

When does it snow the most in Lansing?

The month with the most snowfall in Lansing is February, when snow falls for 10.8 days and typically aggregates up to 3.5" (89mm) of snow.

When is Daylight Saving Time (DST) in Lansing?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, 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.

When it does not snow in Lansing?

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

What is the wettest month in Lansing?

June is the month with the most rainfall. Rain falls for 16.5 days and accumulates 3.39" (86mm) of precipitation.

When are the longest days in Lansing?

With an average of 15h and 8min of daylight, June has the longest days of the year in Lansing, Illinois.

What are the months with the highest UV index in Lansing?

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

What is the warmest month in Lansing?

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

What month has the most sunshine in Lansing?

With an average of 10.2h of sunshine, August has the most sunshine of the year.

What is the least humid month in Lansing?

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

What is the month with the shortest days in Lansing?

With an average of 9h and 14min of daylight, December has the shortest days of the year.

When is the lowest UV index in Lansing?

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

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).

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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).

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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").

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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).

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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").

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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).

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Average daylight / Average sunshine
Lansing, IL

Average daylight / Average sunshine - Lansing, IL

The month with the longest days is June (Average daylight: 15h and 8min).
The month with the shortest days is December (Average daylight: 9h and 14min).

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).

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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).

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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).

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