August weather forecastMalden, IL

August

Weather in August

August, the last month of the summer in Malden, is another warm month, with temperature in the range of an average high of 79.5°F (26.4°C) and an average low of 62.1°F (16.7°C).

Temperature

The shift from July to August is characterized by an average high-temperature of a still moderately hot 79.5°F (26.4°C), not significantly different from the 80.6°F (27°C) of July. The average nighttime temperature in Malden lowers to a refreshing 62.1°F (16.7°C) throughout August.

Humidity

In August, the average relative humidity is 83%.

Rainfall

In Malden, in August, during 12.8 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, in Malden, there are 130 rainfall days, and 17.64" (448mm) of precipitation is accumulated.

Snowfall

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

Daylight

In August, the average length of the day in Malden is 13h and 47min.
On the first day of the month, sunrise is at 5:53 am and sunset at 8:14 pm. On the last day of August, sunrise is at 6:23 am and sunset at 7:31 pm CDT.

Sunshine

The average sunshine in August is 9.6h.

UV index

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 5 in August, converts into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

An average high-temperature, in August, in Malden, is 79.5°F (26.4°C) and the average low-temperature is 62.1°F (16.7°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is evaluated at 86°F (30°C).

In August, the average relative humidity in Malden is 83%.

In Malden, Illinois, in August, it is raining for 12.8 days, with typically 1.5" (38mm) of accumulated precipitation.

May through September are months without snowfall in Malden, Illinois.

In Malden, Illinois, the average day length in August is 13h and 47min.

On the first day of August, sunrise is at 5:53 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:31 pm CDT.

In August, the average sunshine duration is 9.6h.

In Malden, Illinois, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Malden, IL

  • Average high temperature in August: 79.5°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

Average pressure in August
Malden, IL

  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Malden, IL

  • Average wind speed in August: 6.4mph

The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in August
Malden, IL

  • Average humidity in August: 83%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).

Average rainfall in August
Malden, IL

  • Average rainfall in August: 1.5"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is January (0.75").

Average rainfall days in August
Malden, IL

  • Average rainfall days in August: 12.8 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.5 days).

Average snowfall in August
Malden, IL

  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.09").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Malden, IL

  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

  • Average daylight in August: 13h and 48min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 9h and 36min

The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in August
Malden, IL

  • Average sunshine days in August: 15.4 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in August
Malden, IL

  • Average UV index in August: 5

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

Average cloud cover in August
Malden, IL

  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in August
Malden, 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).