August weather forecast
Lansing, IA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Lansing, Iowa, with an average temperature fluctuating between 77.5°F (25.3°C) and 59°F (15°C).

Temperature

The shift into August uncovers an average high-temperature of a still moderately hot 77.5°F (25.3°C), subtly different from the previous month. An average low-temperature of 59°F (15°C) is common during the nights of August.

Humidity

In Lansing, the average relative humidity in August is 81%.

Rainfall

In Lansing, in August, during 14.2 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, there are 144.7 rainfall days, and 30.94" (786mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day in Lansing, Iowa, is 13h and 55min.
On the first day of the month, sunrise is at 5:55 am and sunset at 8:26 pm. On the last day of August, in Lansing, sunrise is at 6:28 am and sunset at 7:41 pm CDT.

Sunshine

The month with the most sunshine in Lansing, Iowa, is August, with an average of 9.8h of sunshine.

UV index

In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: A maximum high UV index of 5 in August translates into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures in Lansing?

The average high-temperature, in August, in Lansing, is 77.5°F (25.3°C), while the average low-temperature is 59°F (15°C).

What is the average humidity in August in Lansing?

In August, the average relative humidity is 81%.

How many days does it rain in August in Lansing?

In August, the rain falls for 14.2 days. Throughout August, 2.56" (65mm) of precipitation is accumulated.

When it does not snow in Lansing?

In Lansing, snow does not fall in June through September.

How many hours of daylight does Lansing have in August?

In August, the average day length is 13h and 55min.

What time are sunrise and sunset in August in Lansing?

In August, on the first day of the month, sunrise is at 5:55 am and sunset at 8:26 pm. On the last day of the month, in Lansing, Iowa, sunrise is at 6:28 am and sunset at 7:41 pm CDT.

What month has the most sunshine in Lansing?

August has the most sunshine of the year in Lansing, Iowa, with an average of 9.8h of sunshine.

How long on average sun shines in August in Lansing?

In Lansing, the average sunshine duration in August is 9.8h.

What is the UV index intensity in August in Lansing?

In Lansing, Iowa, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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, IA

Average temperature in August - Lansing, IA
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in August: 59°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).

Average pressure in August
Lansing, IA

Average pressure in August - Lansing, IA
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in August
Lansing, IA

Average wind speed in August - Lansing, IA
  • Average wind speed in August: 6.9mph

The windiest month (with the highest average wind speed) is April (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

Average humidity in August
Lansing, IA

Average humidity in August - Lansing, IA
  • Average humidity in August: 81%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is October (76%).

Average rainfall in August
Lansing, IA

Average rainfall in August - Lansing, IA
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is June (5.24").
The driest month (with the least rainfall) is January (1.1").

Average rainfall days in August
Lansing, IA

Average rainfall days in August - Lansing, IA
  • Average rainfall days in August: 14.2 days

The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in August
Lansing, IA

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

The month with the highest snowfall is February (6.06").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Lansing, IA

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

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Lansing, IA

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in August
Lansing, IA

Average sunshine days in August - Lansing, IA
  • Average sunshine days in August: 13.5 days

The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is June (7.6 days).

Average UV index in August
Lansing, IA

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in August
Lansing, IA

Average cloud cover in August - Lansing, IA
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in August
Lansing, IA

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

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

Lansing, Iowa, USA

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