August weather forecast
Long Lake, IL

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Weather in August

August, the last month of the summer in Long Lake, is another warm month, with an average temperature varying between 78.6°F (25.9°C) and 63.1°F (17.3°C).

Temperature

August registers an average high-temperature of a still warm 78.6°F (25.9°C), slightly varied from July's 79.9°F (26.6°C). An average low-temperature of 63.1°F (17.3°C) is expected during August.

Humidity

The average relative humidity in August in Long Lake, Illinois, is 79%.

Rainfall

In Long Lake, in August, it is raining for 16 days, with typically 2.64" (67mm) of accumulated precipitation. Throughout the year, in Long Lake, there are 142.3 rainfall days, and 21.97" (558mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Long Lake.

Daylight

In August, the average length of the day is 13h and 51min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:11 pm. On the last day of August, in Long Lake, sunrise is at 6:17 am and sunset at 7:27 pm CDT.

Sunshine

The month with the most sunshine in Long Lake is August, with an average of 10.2h of sunshine.

UV index

The months with the highest UV index in Long Lake are July and August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: During August, 6 as the daily maximum UV index converts into the following advice:
Resist overexposure. Safeguarding from solar damage is indispensable. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What are August temperatures in Long Lake?

The high-temperature, in August, in Long Lake, records 78.6°F (25.9°C), while the low-temperature is 63.1°F (17.3°C).

What is the average humidity in August in Long Lake?

The average relative humidity in August is 79%.

How many days does it rain in August in Long Lake?

In Long Lake, Illinois, in August, it is raining for 16 days, with typically 2.64" (67mm) of accumulated precipitation.

When it does not snow in Long Lake?

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

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

The average day length in August in Long Lake is 13h and 51min.

When is the sunrise / sunset in August in Long Lake?

In August, on the first day of the month, sunrise is at 5:45 am and sunset at 8:11 pm. On the last day of the month, in Long Lake, Illinois, sunrise is at 6:17 am and sunset at 7:27 pm CDT.

What month has the most sunshine in Long Lake?

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

How many hours of sunshine does Long Lake have in August?

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

What is the month with the highest UV index in Long Lake?

July and August, with an average maximum UV index of 6, are months with the highest UV index in Long Lake, Illinois.

What is the UV index intensity in August in Long Lake?

The average daily maximum UV index in August in Long Lake, Illinois, is 6. A UV Index of 6 to 7 symbolizes a high health threat from 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
Long Lake, IL

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

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27.5°F).

  • Average low temperature in August: 63.1°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

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Average pressure in August
Long Lake, IL

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

The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Long Lake, IL

Average wind speed in August - Long Lake, IL
  • Average wind speed in August: 6.4mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in August
Long Lake, IL

Average humidity in August - Long Lake, IL
  • Average humidity in August: 79%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in August
Long Lake, IL

Average rainfall in August - Long Lake, IL
  • Average rainfall in August: 2.64"

The wettest month (with the highest rainfall) is April (2.72").
The driest month (with the least rainfall) is December (0.98").

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Average rainfall days in August
Long Lake, IL

Average rainfall days in August - Long Lake, IL
  • Average rainfall days in August: 16 days

The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is February (5 days).

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Average snowfall in August
Long Lake, IL

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

The month with the highest snowfall is January (3.58").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Long Lake, IL

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

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Long Lake, IL

Average daylight in August / Average sunshine in August - Long Lake, 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 6min).

  • 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 42min).

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Average sunshine days in August
Long Lake, IL

Average sunshine days in August - Long Lake, IL
  • Average sunshine days in August: 11.7 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in August
Long Lake, IL

Average UV index in August - Long Lake, IL
  • Average UV index in August: 6

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in August
Long Lake, IL

Average cloud cover in August - Long Lake, IL
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 30).

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Average visibility in August
Long Lake, IL

Average visibility in August - Long Lake, 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).

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Long Lake, Illinois, USA

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