August weather forecast
Lake in the Hills, IL

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Weather in August

The last month of the summer, August, is another warm month in Lake in the Hills, Illinois, with an average temperature varying between 62.1°F (16.7°C) and 78.6°F (25.9°C).

Temperature

In August, Lake in the Hills notes an average high-temperature of a still moderately hot 78.6°F (25.9°C), hardly different from the preceding month. The average low-temperature of 62.1°F (16.7°C) is witnessed during August.

Humidity

The average relative humidity in August in Lake in the Hills is 82%.

Rainfall

The wettest months in Lake in the Hills are April and August, with an average 1.89" (48mm) of rainfall.

Snowfall

In Lake in the Hills, snow does not fall in June through September.

Daylight

The average length of the day in August is 13h and 50min.
On the first day of the month, sunrise is at 5:47 am and sunset at 8:12 pm. On the last day of August, sunrise is at 6:18 am and sunset at 7:28 pm CDT.

Sunshine

The average sunshine in August is 9.9h.

UV index

In Lake in the Hills, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 5 in August leads to these recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Lake in the Hills in August?

In Lake in the Hills, in August, the average high-temperature is 78.6°F (25.9°C), and the average low-temperature is 62.1°F (16.7°C).

What is the average humidity in August in Lake in the Hills?

In Lake in the Hills, Illinois, the average relative humidity in August is 82%.

What is the rainiest month in Lake in the Hills?

The wettest months in Lake in the Hills are April and August, with an average 1.89" (48mm) of rainfall.

How many days does it rain in August in Lake in the Hills?

In Lake in the Hills, during August, the rain falls for 15.8 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow in Lake in the Hills?

In Lake in the Hills, snow does not fall in June through September.

What is the average length of the day in August in Lake in the Hills?

The average day length in August in Lake in the Hills, Illinois, is 13h and 50min.

When are sunrise and sunset in August in Lake in the Hills?

In August, on the first day of the month, sunrise is at 5:47 am and sunset at 8:12 pm. On the last day of the month, in Lake in the Hills, sunrise is at 6:18 am and sunset at 7:28 pm CDT.

How long on average sun shines in August in Lake in the Hills?

In Lake in the Hills, the average sunshine duration in August is 9.9h.

What is the UV index reading in August in Lake in the Hills?

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
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
Lake in the Hills, IL

Average temperature in August - Lake in the Hills, IL
  • Average high temperature in August: 78.6°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure in August
Lake in the Hills, IL

Average pressure in August - Lake in the Hills, 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 (29.92"Hg).

Average wind speed in August
Lake in the Hills, IL

Average wind speed in August - Lake in the Hills, IL
  • Average wind speed in August: 6.1mph

The windiest months (with the highest average wind speed) are January and February (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity in August
Lake in the Hills, IL

Average humidity in August - Lake in the Hills, IL
  • Average humidity in August: 82%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are April and October (76%).

Average rainfall in August
Lake in the Hills, IL

Average rainfall in August - Lake in the Hills, IL
  • Average rainfall in August: 1.89"

The wettest months (with the highest rainfall) are April and August (1.89").
The driest month (with the least rainfall) is December (0.67").

Average rainfall days in August
Lake in the Hills, IL

Average rainfall days in August - Lake in the Hills, IL
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (4.1 days).

Average snowfall in August
Lake in the Hills, IL

Average snowfall in August - Lake in the Hills, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.01").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Lake in the Hills, IL

Average snowfall days in August - Lake in the Hills, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Lake in the Hills, IL

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in August
Lake in the Hills, IL

Average sunshine days in August - Lake in the Hills, IL
  • Average sunshine days in August: 11.2 days

The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in August
Lake in the Hills, IL

Average UV index in August - Lake in the Hills, IL
  • 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 and December (UV index 1).

Average cloud cover in August
Lake in the Hills, IL

Average cloud cover in August - Lake in the Hills, IL
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July, August and September (Cloud cover 32).

Average visibility in August
Lake in the Hills, IL

Average visibility in August - Lake in the Hills, IL
  • Average visibility in August: 6mi

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

Lake in the Hills, Illinois, USA

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