July weather forecast
Tinley Park, IL

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Weather in July

July stands as the peak of summer in Tinley Park. The city pulsates with life as the weather remains predominantly warm. Despite being the warmest month, occasional rainfall provides a much-needed cool retreat. An increase in humidity is also observed making it the most humid month. July presents itself with the highest temperature of the year highlighting 81.9°F (27.7°C) and a comfortable low of 65.8°F (18.8°C).

Temperature

Tinley Park, Illinois, experiences its highest temperatures in July, with an average peak of 81.9°F (27.7°C) and a low of 65.8°F (18.8°C).

Heat index

The heat index in July is calculated to be a hot 87.8°F (31°C). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

The average relative humidity in July in Tinley Park, Illinois, is 79%.

Rainfall

In Tinley Park, in July, during 14.1 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. Throughout the year, in Tinley Park, there are 111.8 rainfall days, and 11.18" (284mm) of precipitation is accumulated.

Snowfall

In Tinley Park, snow does not fall in May through September.

Daylight

In Tinley Park, the average length of the day in July is 14h and 50min.
On the first day of July, sunrise is at 5:21 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:09 pm CDT.

Sunshine

The average sunshine in July is 9.9h.

UV index

The months with the highest UV index in Tinley Park are June and July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 6 during July translates into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What month is the hottest in Tinley Park?

The temperatures in Tinley Park reach their highest averages in July, with highs of 81.9°F (27.7°C) and lows of 65.8°F (18.8°C).

What is the usual temperature for Tinley Park in July?

The average high-temperature, in July, in Tinley Park, is 81.9°F (27.7°C), while the average low-temperature is 65.8°F (18.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in July is calculated to be 87.8°F (31°C).

What is the average humidity in July in Tinley Park?

The average relative humidity in July is 79%.

How much does it rain in Tinley Park in July?

In July, in Tinley Park, the rain falls for 14.1 days. Throughout July, 1.26" (32mm) of precipitation is accumulated.

When it does not snow in Tinley Park?

May through September are months without snowfall in Tinley Park.

What is the average length of the day in July in Tinley Park?

In July, the average day length is 14h and 50min.

When are sunrise and sunset in July in Tinley Park?

In July, on the first day of the month, sunrise is at 5:21 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:09 pm CDT.

How many hours of sunshine does Tinley Park have in July?

In July, the average sunshine duration in Tinley Park is 9.9h.

What are the months with the highest UV index in Tinley Park?

June and July, with an average maximum UV index of 6, are months with the highest UV index in Tinley Park, Illinois.

What is the UV index reading in July in Tinley Park?

In Tinley Park, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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 July
Tinley Park, IL

Average temperature in July - Tinley Park, IL
  • Average high temperature in July: 81.9°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in July: 65.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

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Average pressure in July
Tinley Park, IL

Average pressure in July - Tinley Park, IL
  • Average pressure in July: 29.97"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).

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Average wind speed in July
Tinley Park, IL

Average wind speed in July - Tinley Park, IL
  • Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in July
Tinley Park, IL

Average humidity in July - Tinley Park, IL
  • Average humidity in July: 79%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in July
Tinley Park, IL

Average rainfall in July - Tinley Park, IL
  • Average rainfall in July: 1.26"

The wettest month (with the highest rainfall) is May (1.54").
The driest months (with the least rainfall) are January, February and December (0.55").

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Average rainfall days in July
Tinley Park, IL

Average rainfall days in July - Tinley Park, IL
  • Average rainfall days in July: 14.1 days

The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is February (4.1 days).

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Average snowfall in July
Tinley Park, IL

Average snowfall in July - Tinley Park, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is January (1.3").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Tinley Park, IL

Average snowfall days in July - Tinley Park, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Tinley Park, IL

Average daylight in July / Average sunshine in July - Tinley Park, IL
  • Average daylight in July: 14h and 5min

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 July: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in July
Tinley Park, IL

Average sunshine days in July - Tinley Park, IL
  • Average sunshine days in July: 13.3 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is June (13.1 days).

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Average UV index in July
Tinley Park, IL

Average UV index in July - Tinley Park, IL
  • Average UV index in July: 6

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

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Average cloud cover in July
Tinley Park, IL

Average cloud cover in July - Tinley Park, IL
  • Average cloud cover in July: 32

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in July
Tinley Park, IL

Average visibility in July - Tinley Park, IL
  • Average visibility in July: 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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Tinley Park, Illinois, USA

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