August weather forecast
Lenzburg, IL

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Weather in August

August, the last month of the summer in Lenzburg, is another warm month, with an average temperature varying between 84.7°F (29.3°C) and 65.8°F (18.8°C).

Temperature

The commencement of August notes an average high-temperature of a moderately hot 84.7°F (29.3°C), exhibiting little difference from the previous month. In the month of August, Lenzburg witnesses a consistent average low-temperature of 65.8°F (18.8°C).

Heat index

In August, the average heat index is estimated at a fiery hot 95°F (35°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
Data suggests that the heat index is set for environments in shade and with a light wind. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

The average relative humidity in August is 78%.

Rainfall

In Lenzburg, in August, during 12.5 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. Throughout the year, there are 129.6 rainfall days, and 19.09" (485mm) of precipitation is accumulated.

Snowfall

In Lenzburg, snow does not fall in April through August.

Daylight

In Lenzburg, the average length of the day in August is 13h and 36min.
On the first day of August in Lenzburg, sunrise is at 6:02 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:30 pm CDT.

Sunshine

In August, the average sunshine is 10.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Lenzburg. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in August converts into the following recommendations:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

How hot does it get in Lenzburg in August?

Lenzburg in August has an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 65.8°F (18.8°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 95°F (35°C).

What is the average humidity in August in Lenzburg?

The average relative humidity in August in Lenzburg is 78%.

How much does it rain in Lenzburg in August?

In Lenzburg, Illinois, during August, the rain falls for 12.5 days and regularly aggregates up to 2.05" (52mm) of precipitation.

When it does not snow in Lenzburg?

April through August are months without snowfall in Lenzburg, Illinois.

Does it snow in Lenzburg in August?

In Lenzburg, in August, it doesn't snow. In September, it regularly snows.

How many hours of daylight does Lenzburg have in August?

In August, the average day length in Lenzburg, Illinois, is 13h and 36min.

When is the sunrise / sunset in August in Lenzburg?

On the first day of August in Lenzburg, Illinois, sunrise is at 6:02 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:30 pm CDT.

How many hours of sunshine does Lenzburg have in August?

In Lenzburg, the average sunshine duration in August is 10.3h.

When is the highest UV index in Lenzburg?

The months with the highest UV index in Lenzburg, Illinois, are May through August, with an average maximum UV index of 6.

What is the UV index intensity in August in Lenzburg?

In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's 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
Lenzburg, IL

Average temperature in August - Lenzburg, IL
  • Average high temperature in August: 84.7°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in August: 65.8°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in August
Lenzburg, IL

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Lenzburg, IL

Average wind speed in August - Lenzburg, IL
  • Average wind speed in August: 5.6mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

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Average humidity in August
Lenzburg, IL

Average humidity in August - Lenzburg, IL
  • Average humidity in August: 78%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Lenzburg, IL

Average rainfall in August - Lenzburg, IL
  • Average rainfall in August: 2.05"

The wettest month (with the highest rainfall) is May (2.48").
The driest month (with the least rainfall) is February (0.83").

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Average rainfall days in August
Lenzburg, IL

Average rainfall days in August - Lenzburg, IL
  • Average rainfall days in August: 12.5 days

The month with the highest number of rainy days is July (15.1 days).
The months with the least rainy days are January and December (6.5 days).

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Average snowfall in August
Lenzburg, IL

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

The month with the highest snowfall is January (1.06").
The months with the least snowfall are April, May, June, July and August (0").

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Average snowfall days in August
Lenzburg, IL

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

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are May, June, July and August (0 days).

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Average daylight in August /
Average sunshine in August
Lenzburg, IL

Average daylight in August / Average sunshine in August - Lenzburg, IL
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in August
Lenzburg, IL

Average sunshine days in August - Lenzburg, IL
  • Average sunshine days in August: 15.7 days

The month with the most sunshine days is December (21.7 days).
The month with the least sunshine days is July (13.7 days).

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Average UV index in August
Lenzburg, IL

Average UV index in August - Lenzburg, IL
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in August
Lenzburg, IL

Average cloud cover in August - Lenzburg, IL
  • Average cloud cover in August: 27

The months with the most cloud cover are January and February (Cloud cover 49).
The months with the least cloud cover are June and August (Cloud cover 27).

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Average visibility in August
Lenzburg, IL

Average visibility in August - Lenzburg, 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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Lenzburg, Illinois, USA

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