August weather forecast
Stanford, IL

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Weather in August

The last month of the summer, August, is also a moderately hot month in Stanford, Illinois, with an average temperature varying between 63.3°F (17.4°C) and 80.6°F (27°C).

Temperature

The arrival of August is marked by an average high-temperature of a still moderately hot 80.6°F (27°C), bearing a close resemblance to July. During the month of August, the temperature in Stanford generally drops to a low average of 63.3°F (17.4°C).

Heat index

Throughout August, the heat index is evaluated at a tropical 86°F (30°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

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

Rainfall

In Stanford, during August, the rain falls for 9.1 days and regularly aggregates up to 0.67" (17mm) of precipitation. In Stanford, during the entire year, the rain falls for 99.2 days and collects up to 8.43" (214mm) of precipitation.

Snowfall

In Stanford, snow does not fall in May through September.

Daylight

The average length of the day in August is 13h and 44min.
On the first day of August in Stanford, Illinois, sunrise is at 5:55 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:29 pm CDT.

Sunshine

In Stanford, the average sunshine in August is 9.9h.

UV index

The months with the highest UV index in Stanford are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 6 in August leads to these guidelines:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

What is the average August temperature in Stanford?

Stanford in August has an average high-temperature of 80.6°F (27°C) and an average low-temperature of 63.3°F (17.4°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 86°F (30°C).

What is the average humidity in August in Stanford?

The average relative humidity in August in Stanford is 82%.

How much does it rain in Stanford in August?

In Stanford, Illinois, in August, during 9.1 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

When it does not snow in Stanford?

May through September are months without snowfall.

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

The average day length in August in Stanford, Illinois, is 13h and 44min.

When are sunrise and sunset in August in Stanford?

In August, on the first day of the month, sunrise is at 5:55 am and sunset at 8:11 pm. On the last day of the month, in Stanford, sunrise is at 6:23 am and sunset at 7:29 pm CDT.

How many hours of sunshine does Stanford have in August?

The average sunshine duration in August in Stanford is 9.9h.

What are the months with the highest UV index in Stanford?

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

How high is the UV index in August in Stanford?

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

Average temperature in August - Stanford, IL
  • Average high temperature in August: 80.6°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in August: 63.3°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in August
Stanford, IL

Average pressure in August - Stanford, IL
  • Average pressure in August: 29.98"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
Stanford, IL

Average wind speed in August - Stanford, IL
  • Average wind speed in August: 6.5mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in August
Stanford, IL

Average humidity in August - Stanford, IL
  • Average humidity in August: 82%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Stanford, IL

Average rainfall in August - Stanford, IL
  • Average rainfall in August: 0.67"

The wettest month (with the highest rainfall) is May (1.14").
The driest month (with the least rainfall) is December (0.43").

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Average rainfall days in August
Stanford, IL

Average rainfall days in August - Stanford, IL
  • Average rainfall days in August: 9.1 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (3.6 days).

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Average snowfall in August
Stanford, IL

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

The month with the highest snowfall is January (1.02").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Stanford, IL

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

The month with the highest number of snowfall days is January (6.8 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
Stanford, IL

Average daylight in August / Average sunshine in August - Stanford, 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: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in August
Stanford, IL

Average sunshine days in August - Stanford, IL
  • Average sunshine days in August: 18.8 days

The month with the most sunshine days is January (23 days).
The month with the least sunshine days is May (14.7 days).

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Average UV index in August
Stanford, IL

Average UV index in August - Stanford, 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
Stanford, IL

Average cloud cover in August - Stanford, IL
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 31).

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Average visibility in August
Stanford, IL

Average visibility in August - Stanford, IL
  • Average visibility in August: 5mi

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

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Stanford, Illinois, USA

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