August weather forecast
Palos Hills, IL

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Weather in August

August, the last month of the summer in Palos Hills, is another warm month, with an average temperature fluctuating between 65.8°F (18.8°C) and 79.9°F (26.6°C).

Temperature

August brings an average high-temperature of a still moderately hot 79.9°F (26.6°C), nearly identical to the preceding month. In August, Palos Hills reports a consistent average low-temperature of 65.8°F (18.8°C) during the nights.

Humidity

In August, the average relative humidity in Palos Hills is 76%.

Rainfall

In Palos Hills, in August, it is raining for 16.3 days, with typically 2.72" (69mm) of accumulated precipitation. In Palos Hills, during the entire year, the rain falls for 147.7 days and collects up to 23.62" (600mm) of precipitation.

Snowfall

May through September are months without snowfall in Palos Hills.

Daylight

In Palos Hills, the average length of the day in August is 13h and 48min.
On the first day of August, sunrise is at 5:46 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:25 pm CDT.

Sunshine

August has the most sunshine of the year in Palos Hills, with an average of 10.5h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In August, a daily maximum UV index of 6 leads to the following instructions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.

Frequently asked questions

What is the usual temperature for Palos Hills in August?

In Palos Hills, 79.9°F (26.6°C) is the average high-temperature and 65.8°F (18.8°C) is the average low-temperature during August. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in July is appraised at 86°F (30°C).

What is the average humidity in August in Palos Hills?

In Palos Hills, the average relative humidity in August is 76%.

How much does it rain in Palos Hills in August?

In Palos Hills, in August, during 16.3 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

When it does not snow in Palos Hills?

May through September are months without snowfall.

How many hours of daylight does Palos Hills have in August?

In August, the average day length is 13h and 48min.

When is the sunrise / sunset in August in Palos Hills?

In August, on the first day of the month, sunrise is at 5:46 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:25 pm CDT.

What month has the most sunshine in Palos Hills?

August has the most sunshine of the year in Palos Hills, with an average of 10.5h of sunshine.

How long on average sun shines in August in Palos Hills?

The average sunshine duration in August in Palos Hills is 10.5h.

When is the highest UV index in Palos Hills?

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

What is the UV index reading in August in Palos Hills?

The average daily maximum UV index in August in Palos Hills, Illinois, is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Palos Hills, IL

Average temperature in August - Palos Hills, IL
  • Average high temperature in August: 79.9°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.5°F).

  • Average low temperature in August: 65.8°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in August
Palos Hills, IL

Average pressure in August - Palos Hills, 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
Palos Hills, IL

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

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in August
Palos Hills, IL

Average humidity in August - Palos Hills, IL
  • Average humidity in August: 76%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

Average rainfall in August
Palos Hills, IL

Average rainfall in August - Palos Hills, IL
  • Average rainfall in August: 2.72"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is December (1.02").

Average rainfall days in August
Palos Hills, IL

Average rainfall days in August - Palos Hills, IL
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (4.9 days).

Average snowfall in August
Palos Hills, IL

Average snowfall in August - Palos Hills, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.07").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Palos Hills, IL

Average snowfall days in August - Palos Hills, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Palos Hills, IL

Average daylight in August / Average sunshine in August - Palos Hills, 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: 10h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in August
Palos Hills, IL

Average sunshine days in August - Palos Hills, IL
  • Average sunshine days in August: 10 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.8 days).

Average UV index in August
Palos Hills, IL

Average UV index in August - Palos Hills, 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 December (UV index 1).

Average cloud cover in August
Palos Hills, IL

Average cloud cover in August - Palos Hills, IL
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in August
Palos Hills, IL

Average visibility in August - Palos Hills, 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).

Palos Hills, Illinois, USA

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