August weather forecast
Lansing, IL

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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).

Temperature

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. In Lansing, the August nights cool down to an average low of 65.5°F (18.6°C).

Humidity

In August, the average relative humidity in Lansing is 77%.

Rainfall

In Lansing, in August, during 16 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Lansing, during the entire year, the rain falls for 150.7 days and collects up to 25.31" (643mm) of precipitation.

Snowfall

May through September are months without snowfall in Lansing.

Daylight

The average length of the day in August is 13h and 48min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:07 pm. On the last day of August, sunrise is at 6:16 am and sunset at 7:24 pm CDT.

Sunshine

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

UV index

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, the average maximum UV index of 5 translates into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What is the usual temperature for Lansing in August?

In August, the average high-temperature and low-temperature in Lansing, Illinois, are 79.7°F (26.5°C) and 65.5°F (18.6°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in July is evaluated at 86°F (30°C).

What is the average humidity in August in Lansing?

In Lansing, the average relative humidity in August is 77%.

How much does it rain in Lansing in August?

In August, in Lansing, the rain falls for 16 days. Throughout August, 2.72" (69mm) of precipitation is accumulated.

When it does not snow in Lansing?

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

How many hours of daylight does Lansing have in August?

In August, the average day length in Lansing, Illinois, is 13h and 48min.

What time are sunrise and sunset in August in Lansing?

In August, on the first day of the month, sunrise is at 5:45 am and sunset at 8:07 pm. On the last day of the month, in Lansing, Illinois, sunrise is at 6:16 am and sunset at 7:24 pm CDT.

What month has the most sunshine in Lansing?

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

How many hours of sunshine does Lansing have in August?

In Lansing, the average sunshine duration in August is 10.2h.

How high is the UV index in August in Lansing?

In Lansing, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Lansing, IL

Average temperature in August - Lansing, IL
  • Average high temperature in August: 79.7°F

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).

  • Average low temperature in August: 65.5°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).

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Average pressure in August
Lansing, IL

Average pressure in August - Lansing, IL
  • Average pressure in August: 29.98"Hg

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 in August
Lansing, IL

Average wind speed in August - Lansing, IL
  • Average wind speed in August: 6.6mph

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 humidity in August
Lansing, IL

Average humidity in August - Lansing, IL
  • Average humidity in August: 77%

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

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Average rainfall in August
Lansing, IL

Average rainfall in August - Lansing, IL
  • Average rainfall in August: 2.72"

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 in August
Lansing, IL

Average rainfall days in August - Lansing, IL
  • Average rainfall days in August: 16 days

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 in August
Lansing, IL

Average snowfall in August - Lansing, IL
  • Average snowfall in August: 0"

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 in August
Lansing, IL

Average snowfall days in August - Lansing, IL
  • Average snowfall days in August: 0 days

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 in August /
Average sunshine in August
Lansing, IL

Average daylight in August / Average sunshine in August - Lansing, IL
  • Average daylight in August: 13h and 5min

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).

  • Average sunshine in August: 10h and 1min

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 in August
Lansing, IL

Average sunshine days in August - Lansing, IL
  • Average sunshine days in August: 12.2 days

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 UV index in August
Lansing, IL

Average UV index in August - Lansing, IL
  • Average UV index in August: 5

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Lansing, IL

Average cloud cover in August - Lansing, IL
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in August
Lansing, IL

Average visibility in August - Lansing, IL
  • Average visibility in August: 6mi

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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Lansing, Illinois, USA

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