August weather forecast
Palestine, IL

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Weather in August

August, the last month of the summer in Palestine, is another warm month, with an average temperature varying between 82.6°F (28.1°C) and 64.8°F (18.2°C).

Temperature

August notes an average high-temperature of a still warm 82.6°F (28.1°C), subtly differing from July's 83.8°F (28.8°C). Palestine reports an average low-temperature of 64.8°F (18.2°C) during the nights of August.

Heat index

The heat index for August is evaluated at a tropical 89.6°F (32°C). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', reflects the feeling of heat when considering both air temperature and humidity. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

In Palestine, the average relative humidity in August is 80%.

Rainfall

In August, the rain falls for 14.3 days. Throughout August, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 162.4 rainfall days, and 36.85" (936mm) of precipitation is accumulated.

Snowfall

In Palestine, snow does not fall in May through October.

Daylight

In August, the average length of the day is 13h and 38min.
On the first day of August, sunrise is at 5:51 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:22 pm CDT.

Sunshine

The average sunshine in August 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 vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high daily UV index of 6 during August translates into the following directions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. 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. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

Is it hot during August?

August temperatures vary between a high-temperature of 82.6°F (28.1°C) and a low-temperature of 64.8°F (18.2°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is evaluated at 89.6°F (32°C).

What is the average humidity in August?

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

How many days does it rain in August?

In Palestine, in August, it is raining for 14.3 days, with typically 2.76" (70mm) of accumulated precipitation.

When it does not snow?

In Palestine, Illinois, snow does not fall in May through October.

How many hours of daylight does Palestine have in August?

In Palestine, the average day length in August is 13h and 38min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 5:51 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:22 pm CDT.

How many hours of sunshine does Palestine have in August?

In Palestine, the average sunshine duration in August is 10.1h.

What is the month with the highest UV index?

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

What is the UV index intensity in August?

In Palestine, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Palestine, IL

Average temperature in August - Palestine, IL
  • Average high temperature in August: 82.6°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in August: 64.8°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in August
Palestine, IL

Average pressure in August - Palestine, IL
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Palestine, IL

Average wind speed in August - Palestine, IL
  • Average wind speed in August: 5.9mph

The windiest months (with the highest average wind speed) are January and February (10mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).

Average humidity in August
Palestine, IL

Average humidity in August - Palestine, IL
  • Average humidity in August: 80%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Palestine, IL

Average rainfall in August - Palestine, IL
  • Average rainfall in August: 2.76"

The wettest month (with the highest rainfall) is April (5.2").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in August
Palestine, IL

Average rainfall days in August - Palestine, IL
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in August
Palestine, IL

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

The month with the highest snowfall is January (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Palestine, IL

Average snowfall days in August - Palestine, 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, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in August
Palestine, IL

Average sunshine days in August - Palestine, IL
  • Average sunshine days in August: 14.1 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is May (9.7 days).

Average UV index in August
Palestine, IL

Average UV index in August - Palestine, 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).

Average cloud cover in August
Palestine, IL

Average cloud cover in August - Palestine, 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).

Average visibility in August
Palestine, IL

Average visibility in August - Palestine, 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).

Palestine, Illinois, USA

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