August weather forecast
Elsah, IL

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Weather in August

August, the last month of the summer in Elsah, is also a moderately hot month, with an average temperature ranging between min 66.4°F (19.1°C) and max 84.9°F (29.4°C).

Temperature

The shift into August reveals an average high-temperature of a moderately hot 84.9°F (29.4°C), closely mirroring July's climate. The average temperature during August nights in Elsah is registered at a refreshing 66.4°F (19.1°C).

Heat index

August's average heat index is evaluated at a torrid 95°F (35°C). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', comes about by integrating the temperature readings with the humidity levels. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

The average relative humidity in August in Elsah is 77%.

Rainfall

In Elsah, in August, during 13.6 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. In Elsah, during the entire year, the rain falls for 138.8 days and collects up to 27.6" (701mm) of precipitation.

Snowfall

April through October are months without snowfall in Elsah, Illinois.

Daylight

The average length of the day in August is 13h and 38min.
On the first day of August in Elsah, sunrise is at 6:03 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:32 pm CDT.

Sunshine

The average sunshine in August in Elsah, Illinois, is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In August, a daily UV index of 6 turns into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

Is it hot in Elsah during August?

The average high-temperature, in August, in Elsah, is 84.9°F (29.4°C), while the average low-temperature is 66.4°F (19.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in August is evaluated at 95°F (35°C).

What is the average humidity in August in Elsah?

The average relative humidity in August is 77%.

How many days does it rain in August in Elsah?

In Elsah, Illinois, in August, during 13.6 rainfall days, 2.99" (76mm) of precipitation is typically accumulated.

When it does not snow in Elsah?

In Elsah, snow does not fall in April through October.

What is the average length of the day in August in Elsah?

In Elsah, Illinois, the average day length in August is 13h and 38min.

What time are sunrise and sunset in August in Elsah?

In August, on the first day of the month, sunrise is at 6:03 am and sunset at 8:12 pm. On the last day of the month, in Elsah, Illinois, sunrise is at 6:30 am and sunset at 7:32 pm CDT.

How many hours of sunshine does Elsah have in August?

The average sunshine duration in August in Elsah, Illinois, is 10.2h.

What is the month with the highest UV index in Elsah?

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

What is the UV index reading in August in Elsah?

The average daily maximum UV index in August in Elsah is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Elsah, IL

Average temperature in August - Elsah, IL
  • Average high temperature in August: 84.9°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in August: 66.4°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in August
Elsah, IL

Average pressure in August - Elsah, IL
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Elsah, IL

Average wind speed in August - Elsah, IL
  • Average wind speed in August: 5.7mph

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 (5.7mph).

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Average humidity in August
Elsah, IL

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

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
Elsah, IL

Average rainfall in August - Elsah, IL
  • Average rainfall in August: 2.99"

The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is February (1.3").

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Average rainfall days in August
Elsah, IL

Average rainfall days in August - Elsah, IL
  • Average rainfall days in August: 13.6 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in August
Elsah, IL

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

The months with the highest snowfall are January and February (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Elsah, IL

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

The month with the highest number of snowfall days is January (5.7 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
Elsah, IL

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

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Average sunshine days in August
Elsah, IL

Average sunshine days in August - Elsah, IL
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is December (19.8 days).
The month with the least sunshine days is June (11.2 days).

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Average UV index in August
Elsah, IL

Average UV index in August - Elsah, 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
Elsah, IL

Average cloud cover in August - Elsah, IL
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in August
Elsah, IL

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

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