August weather forecast
Bloomingdale, IL

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Weather in August

August, the last month of the summer in Bloomingdale, is another warm month, with an average temperature fluctuating between 63.7°F (17.6°C) and 80.2°F (26.8°C).

Temperature

As July transitions into August, the average high-temperature rests at a still moderately hot 80.2°F (26.8°C), maintaining a close resemblance to the previous month. Bloomingdale, during August nights, observes an average temperature of 63.7°F (17.6°C).

Humidity

In Bloomingdale, the average relative humidity in August is 78%.

Rainfall

In Bloomingdale, in August, it is raining for 12.1 days, with typically 0.94" (24mm) of accumulated precipitation. In Bloomingdale, during the entire year, the rain falls for 119.1 days and collects up to 10.83" (275mm) of precipitation.

Snowfall

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

Daylight

In Bloomingdale, the average length of the day in August is 13h and 49min.
On the first day of August, sunrise is at 5:46 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:27 pm CDT.

Sunshine

The months with the most sunshine in Bloomingdale, Illinois, are July and August, with an average of 9.9h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 6 during August translates into these guidelines:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in August?

The average high-temperature, in August, in Bloomingdale, is 80.2°F (26.8°C), while the average low-temperature is 63.7°F (17.6°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in July is calculated to be 87.8°F (31°C).

What is the average humidity in August?

In Bloomingdale, the average relative humidity in August is 78%.

How much does it rain in August?

In Bloomingdale, in August, it is raining for 12.1 days, with typically 0.94" (24mm) of accumulated precipitation.

When it does not snow?

May through September are months without snowfall.

How many hours of daylight does Bloomingdale have in August?

In August, the average day length is 13h and 49min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 5:46 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:27 pm CDT.

What is the month with the most sunshine?

The months with the most sunshine are July and August, with an average of 9.9h of sunshine.

How many hours of sunshine does Bloomingdale have in August?

In August, the average sunshine duration is 9.9h.

What is the month with the highest UV index?

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

How high is the UV index in August?

In Bloomingdale, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Bloomingdale, IL

Average temperature in August - Bloomingdale, IL
  • Average high temperature in August: 80.2°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in August: 63.7°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 (16.7°F).

Average pressure in August
Bloomingdale, IL

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
Bloomingdale, IL

Average wind speed in August - Bloomingdale, IL
  • Average wind speed in August: 6.1mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity in August
Bloomingdale, IL

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

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (74%).

Average rainfall in August
Bloomingdale, IL

Average rainfall in August - Bloomingdale, IL
  • Average rainfall in August: 0.94"

The wettest month (with the highest rainfall) is May (1.65").
The driest months (with the least rainfall) are February, November and December (0.51").

Average rainfall days in August
Bloomingdale, IL

Average rainfall days in August - Bloomingdale, IL
  • Average rainfall days in August: 12.1 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is January (4.1 days).

Average snowfall in August
Bloomingdale, IL

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

The month with the highest snowfall is January (1.5").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Bloomingdale, IL

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

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Bloomingdale, IL
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 9h and 5min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in August
Bloomingdale, IL

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

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in August
Bloomingdale, IL

Average UV index in August - Bloomingdale, 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 and December (UV index 1).

Average cloud cover in August
Bloomingdale, IL

Average cloud cover in August - Bloomingdale, IL
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 32).

Average visibility in August
Bloomingdale, IL

Average visibility in August - Bloomingdale, 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).

Bloomingdale, Illinois, USA

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