July weather forecast
Orland Hills, IL

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Weather in July

July, like June, in Orland Hills, Illinois, is another warm summer month, with temperature in the range of an average low of 66°F (18.9°C) and an average high of 82°F (27.8°C).

Temperature

July, with its high-temperature average of 82°F (27.8°C) and a low-temperature average of 66°F (18.9°C), is the warmest month.

Heat index

July's heat index is estimated at a hot 87.8°F (31°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.
Be aware that heat index ratings are designed for shaded locations and minor breezes. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to 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

In July, the average relative humidity in Orland Hills, Illinois, is 78%.

Rainfall

In Orland Hills, in July, during 18.3 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. Throughout the year, there are 146.9 rainfall days, and 23.11" (587mm) of precipitation is accumulated.

Snowfall

In Orland Hills, Illinois, snow does not fall in May through September.

Daylight

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

Sunshine

The months with the most sunshine are July and August, with an average of 10.1h of sunshine.

UV index

The months with the highest UV index in Orland Hills are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Deflect overexposure. Sun protection is a necessity. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What are the warmest months in Orland Hills?

July stands out as Orland Hills's warmest month, with an average high-temperature of 82°F (27.8°C) and a low-temperature of 66°F (18.9°C).

What is the temperature in July in Orland Hills?

The average high-temperature, in July, in Orland Hills, is 82°F (27.8°C), while the average low-temperature is 66°F (18.9°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in July is estimated at 87.8°F (31°C).

What is the average humidity in July in Orland Hills?

The average relative humidity in July in Orland Hills is 78%.

How much does it rain in Orland Hills in July?

In Orland Hills, Illinois, in July, it is raining for 18.3 days, with typically 2.68" (68mm) of accumulated precipitation.

When it does not snow in Orland Hills?

In Orland Hills, Illinois, snow does not fall in May through September.

How many hours of daylight does Orland Hills have in July?

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

What time are sunrise and sunset in July in Orland Hills?

On the first day of July in Orland Hills, Illinois, 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.

What are the months with the most sunshine in Orland Hills?

The months with the most sunshine in Orland Hills are July and August, with an average of 10.1h of sunshine.

How long on average sun shines in July in Orland Hills?

The average sunshine duration in July in Orland Hills is 10.1h.

What are the months with the highest UV index in Orland Hills?

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

How high is the UV index in July in Orland Hills?

The average daily maximum UV index in July is 6. A UV Index estimate 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 July
Orland Hills, IL

Average temperature in July - Orland Hills, IL
  • Average high temperature in July: 82°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in July: 66°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

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Average pressure in July
Orland Hills, IL

Average pressure in July - Orland Hills, 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
Orland Hills, IL

Average wind speed in July - Orland Hills, 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
Orland Hills, IL

Average humidity in July - Orland Hills, IL
  • Average humidity in July: 78%

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
Orland Hills, IL

Average rainfall in July - Orland Hills, IL
  • Average rainfall in July: 2.68"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is December (1.06").

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Average rainfall days in July
Orland Hills, IL

Average rainfall days in July - Orland Hills, IL
  • Average rainfall days in July: 18.3 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (4.9 days).

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Average snowfall in July
Orland Hills, IL

Average snowfall in July - Orland Hills, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is February (2.87").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Orland Hills, IL

Average snowfall days in July - Orland Hills, IL
  • Average snowfall days in July: 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).

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Average daylight in July /
Average sunshine in July
Orland Hills, IL

Average daylight in July / Average sunshine in July - Orland Hills, 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: 10h and 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in July
Orland Hills, IL

Average sunshine days in July - Orland Hills, IL
  • Average sunshine days in July: 9.8 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is July (9.8 days).

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Average UV index in July
Orland Hills, IL

Average UV index in July - Orland Hills, IL
  • Average UV index in July: 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).

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Average cloud cover in July
Orland Hills, IL

Average cloud cover in July - Orland Hills, IL
  • Average cloud cover in July: 31

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
Orland Hills, IL

Average visibility in July - Orland Hills, 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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Orland Hills, Illinois, USA

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