August weather forecast
Birmingham, IL

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Weather in August

August, the last month of the summer in Birmingham, is also a moderately hot month, with an average temperature fluctuating between 82°F (27.8°C) and 63.7°F (17.6°C).

Temperature

August's advent presents an average high-temperature of a still moderately hot 82°F (27.8°C), indicating a slight variation from the conditions of the previous month. August's average low-temperature reading settles at a refreshing 63.7°F (17.6°C).

Heat index

The heat index in August is calculated to be a hot 87.8°F (31°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.
Given the heat index, its values are aligned with shaded sites and gentle winds. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', evaluates the perceived heat by adding the effect of moisture in the air. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

The average relative humidity in August in Birmingham is 79%.

Rainfall

In Birmingham, in August, during 8.9 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. In Birmingham, during the entire year, the rain falls for 94.4 days and collects up to 7.76" (197mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 43min.
On the first day of August in Birmingham, sunrise is at 6:01 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:36 pm CDT.

Sunshine

In August, the average sunshine in Birmingham is 10.1h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: A typical high UV index of 6 in August suggests the following recommendations:
Fend off overexposure. Sun protection is vital. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What is the usual temperature for Birmingham in August?

In Birmingham, in August, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 63.7°F (17.6°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 87.8°F (31°C).

What is the average humidity in August in Birmingham?

The average relative humidity in August in Birmingham is 79%.

How many days does it rain in August in Birmingham?

In Birmingham, during August, the rain falls for 8.9 days and regularly aggregates up to 0.59" (15mm) of precipitation.

When it does not snow in Birmingham?

May through September are months without snowfall in Birmingham.

How many hours of daylight does Birmingham have in August?

The average day length in August in Birmingham, Illinois, is 13h and 43min.

What time are sunrise and sunset in August in Birmingham?

In August, on the first day of the month, sunrise is at 6:01 am and sunset at 8:17 pm. On the last day of the month, in Birmingham, Illinois, sunrise is at 6:30 am and sunset at 7:36 pm CDT.

How long on average sun shines in August in Birmingham?

The average sunshine duration in August in Birmingham is 10.1h.

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

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

What is the UV index intensity in August in Birmingham?

In Birmingham, Illinois, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes 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
Birmingham, IL

Average temperature in August - Birmingham, IL
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in August: 63.7°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in August
Birmingham, IL

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in August
Birmingham, IL

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

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in August
Birmingham, IL

Average humidity in August - Birmingham, IL
  • Average humidity in August: 79%

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
Birmingham, IL

Average rainfall in August - Birmingham, IL
  • Average rainfall in August: 0.59"

The wettest month (with the highest rainfall) is May (1.1").
The driest month (with the least rainfall) is December (0.35").

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Average rainfall days in August
Birmingham, IL

Average rainfall days in August - Birmingham, IL
  • Average rainfall days in August: 8.9 days

The month with the highest number of rainy days is May (12.3 days).
The month with the least rainy days is January (3.3 days).

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Average snowfall in August
Birmingham, IL

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

The month with the highest snowfall is January (0.67").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Birmingham, IL

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

The month with the highest number of snowfall days is January (6.3 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
Birmingham, IL

Average daylight in August / Average sunshine in August - Birmingham, 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 24min).

  • Average sunshine in August: 10h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in August
Birmingham, IL

Average sunshine days in August - Birmingham, IL
  • Average sunshine days in August: 18.2 days

The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is June (13.9 days).

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Average UV index in August
Birmingham, IL

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in August
Birmingham, IL

Average cloud cover in August - Birmingham, IL
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in August
Birmingham, IL

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

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