August weather forecast
Table Grove, IL

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Weather in August

August, the last month of the summer in Table Grove, is another warm month, with an average temperature fluctuating between 63.7°F (17.6°C) and 81.9°F (27.7°C).

Temperature

The unfolding of August shows an average high-temperature of a still moderately hot 81.9°F (27.7°C), indicating a slight variance from July's 82.4°F (28°C). Table Grove registers a consistent average low-temperature of 63.7°F (17.6°C) during August.

Heat index

The heat index value for August is computed to be a hot 87.8°F (31°C). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
Heat index's context suggests values are appropriate for shady areas and slight breezes. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

In August, the average relative humidity in Table Grove, Illinois, is 80%.

Rainfall

In Table Grove, Illinois, during August, the rain falls for 11.1 days and regularly aggregates up to 1.42" (36mm) of precipitation. Throughout the year, in Table Grove, there are 122.7 rainfall days, and 17.8" (452mm) of precipitation is accumulated.

Snowfall

In Table Grove, snow does not fall in May through September.

Daylight

In Table Grove, the average length of the day in August is 13h and 43min.
On the first day of August in Table Grove, sunrise is at 6:00 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:34 pm CDT.

Sunshine

The average sunshine in August in Table Grove is 10h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Table Grove. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In August, the maximum UV index of 6 suggests this advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What are the temperatures in Table Grove in August?

The high-temperature, in August, in Table Grove, is 81.9°F (27.7°C), while the low-temperature averages to 63.7°F (17.6°C). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in August is computed to be 87.8°F (31°C).

What is the average humidity in August in Table Grove?

In Table Grove, Illinois, the average relative humidity in August is 80%.

How many days does it rain in August in Table Grove?

In August, in Table Grove, Illinois, the rain falls for 11.1 days. Throughout August, 1.42" (36mm) of precipitation is accumulated.

When it does not snow in Table Grove?

May through September are months without snowfall in Table Grove.

What is the average length of the day in August in Table Grove?

In Table Grove, the average day length in August is 13h and 43min.

When is the sunrise / sunset in August in Table Grove?

In August, on the first day of the month, sunrise is at 6:00 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:34 pm CDT.

How long on average sun shines in August in Table Grove?

In August, the average sunshine duration in Table Grove, Illinois, is 10h.

What are the months with the highest UV index in Table Grove?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

How high is the UV index in August in Table Grove?

In Table Grove, Illinois, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high 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
Table Grove, IL

Average temperature in August - Table Grove, IL
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in August: 63.7°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in August
Table Grove, IL

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Table Grove, IL

Average wind speed in August - Table Grove, IL
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in August
Table Grove, IL

Average humidity in August - Table Grove, IL
  • Average humidity in August: 80%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Table Grove, IL

Average rainfall in August - Table Grove, IL
  • Average rainfall in August: 1.42"

The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is January (0.67").

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Average rainfall days in August
Table Grove, IL

Average rainfall days in August - Table Grove, IL
  • Average rainfall days in August: 11.1 days

The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is January (4.2 days).

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Average snowfall in August
Table Grove, IL

Average snowfall in August - Table Grove, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.89").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Table Grove, IL

Average snowfall days in August - Table Grove, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.6 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
Table Grove, IL

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in August
Table Grove, IL

Average sunshine days in August - Table Grove, IL
  • Average sunshine days in August: 17.3 days

The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is June (12.2 days).

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Average UV index in August
Table Grove, IL

Average UV index in August - Table Grove, IL
  • Average UV index in August: 6

The months with the highest UV index are 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
Table Grove, IL

Average cloud cover in August - Table Grove, IL
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 30).

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Average visibility in August
Table Grove, IL

Average visibility in August - Table Grove, IL
  • Average visibility in August: 6mi

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

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Table Grove, Illinois, USA

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