July weather forecast
Allerton, IL

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Weather in July

July, like June, in Allerton, Illinois, is another warm summer month, with temperature in the range of an average low of 65.7°F (18.7°C) and an average high of 82°F (27.8°C).

Temperature

July, having an average high-temperature of 82°F (27.8°C) and an average low-temperature of 65.7°F (18.7°C), is the warmest month.

Heat index

The average heat index in July is estimated at a tropical 89.6°F (32°C). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

July is the most humid month in Allerton, with an average relative humidity of 84%.

Rainfall

In July, in Allerton, the rain falls for 15.7 days. Throughout July, 1.61" (41mm) of precipitation is accumulated. Throughout the year, there are 132 rainfall days, and 15.94" (405mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in July is 14h and 40min.
On the first day of July, sunrise is at 5:27 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:06 pm CDT.

Sunshine

In Allerton, the average sunshine in July is 10h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 6 in July, converts into the following recommendations:
Fend off overexposure. Sun protection is vital. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What month is the hottest in Allerton?

July proves to be the warmest month, recording an average peak temperature of 82°F (27.8°C) and a minimum temperature of 65.7°F (18.7°C).

What are July temperatures in Allerton?

During July, Allerton experiences an average high-temperature of 82°F (27.8°C) and a low-temperature of 65.7°F (18.7°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in July is estimated at 89.6°F (32°C).

What is the most humid month in Allerton?

The most humid month is July, with an average relative humidity of 84%.

What is the average humidity in July in Allerton?

The average relative humidity in July in Allerton, Illinois, is 84%.

How much does it rain in Allerton in July?

In July, in Allerton, Illinois, the rain falls for 15.7 days. Throughout July, 1.61" (41mm) of precipitation is accumulated.

When it does not snow in Allerton?

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

How many hours of daylight does Allerton have in July?

The average day length in July in Allerton is 14h and 40min.

When are sunrise and sunset in July in Allerton?

On the first day of July in Allerton, Illinois, sunrise is at 5:27 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:06 pm CDT.

How many hours of sunshine does Allerton have in July?

In Allerton, Illinois, the average sunshine duration in July is 10h.

What is the month with the highest UV index in Allerton?

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

What is the UV index intensity in July in Allerton?

In Allerton, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to 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
Allerton, IL

Average temperature in July - Allerton, 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 (33.3°F).

  • Average low temperature in July: 65.7°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (21°F).

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Average pressure in July
Allerton, IL

Average pressure in July - Allerton, IL
  • Average pressure in July: 29.98"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).

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Average wind speed in July
Allerton, IL

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

The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in July
Allerton, IL

Average humidity in July - Allerton, IL
  • Average humidity in July: 84%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in July
Allerton, IL

Average rainfall in July - Allerton, IL
  • Average rainfall in July: 1.61"

The wettest month (with the highest rainfall) is April (1.97").
The driest month (with the least rainfall) is February (0.83").

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Average rainfall days in July
Allerton, IL

Average rainfall days in July - Allerton, IL
  • Average rainfall days in July: 15.7 days

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is February (6 days).

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Average snowfall in July
Allerton, IL

Average snowfall in July - Allerton, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is December (1.26").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Allerton, IL

Average snowfall days in July - Allerton, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (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
Allerton, IL

Average daylight in July / Average sunshine in July - Allerton, IL
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in July: 10h and 0min

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 6min).

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Average sunshine days in July
Allerton, IL

Average sunshine days in July - Allerton, IL
  • Average sunshine days in July: 11.1 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is July (11.1 days).

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Average UV index in July
Allerton, IL

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

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Average cloud cover in July
Allerton, IL

Average cloud cover in July - Allerton, IL
  • Average cloud cover in July: 32

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in July
Allerton, IL

Average visibility in July - Allerton, IL
  • Average visibility in July: 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).

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Allerton, Illinois, USA

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