July weather forecast
Barrington, IL

Weather in July

July, like June, in Barrington, Illinois, is a moderately hot summer month, with temperature in the range of an average low of 64.9°F (18.3°C) and an average high of 80.6°F (27°C).

Temperature

July is the warmest month, with an average high-temperature of 80.6°F (27°C) and an average low-temperature of 64.9°F (18.3°C).

Heat index

The average heat index in July is appraised at 85.3°F (29.6°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'apparent temperature', 'feels like', or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, pregnancy, metabolic differences). Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Barrington, the average relative humidity in July is 79%.

Rainfall

In Barrington, in July, during 18.6 rainfall days, 3.27" (83mm) of precipitation is typically accumulated. In Barrington, during the entire year, the rain falls for 163.1 days and collects up to 32.24" (819mm) of precipitation.

Snowfall

June through September are months without snowfall in Barrington.

Daylight

In July, the average length of the day is 14h and 53min.
On the first day of July, sunrise is at 5:20 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:12 pm CDT.

Sunshine

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

UV index

July and 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 threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In July, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the warmest month in Barrington?

July is the warmest month, with an average high-temperature of 80.6°F (27°C) and an average low-temperature of 64.9°F (18.3°C).

What is the temperature in July in Barrington?

The average high-temperature, in July, in Barrington, Illinois, is 80.6°F (27°C), while the average low-temperature is 64.9°F (18.3°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 85.3°F (29.6°C).

What is the average humidity in July in Barrington?

In Barrington, the average relative humidity in July is 79%.

How much does it rain in Barrington in July?

In July, the rain falls for 18.6 days. Throughout July, 3.27" (83mm) of precipitation is accumulated.

When it does not snow in Barrington?

June through September are months without snowfall in Barrington, Illinois.

How many hours of daylight does Barrington have in July?

In July, the average day length is 14h and 53min.

When is the sunrise / sunset in July in Barrington?

In July, on the first day of the month, sunrise is at 5:20 am and sunset at 8:32 pm. On the last day of the month, in Barrington, Illinois, sunrise is at 5:44 am and sunset at 8:12 pm CDT.

What are the months with the most sunshine in Barrington?

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

How long on average sun shines in July in Barrington?

In Barrington, Illinois, the average sunshine duration in July is 10.1h.

What are the months with the highest UV index in Barrington?

The months with the highest UV index are July and August, with an average maximum UV index of 6.

What is the UV index intensity in July in Barrington?

In July, the average daily maximum UV index in Barrington is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Barrington, IL

Average temperature in July - Barrington, IL
  • Average high temperature in July: 80.6°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in July: 64.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).

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Average pressure in July
Barrington, IL

Average pressure in July - Barrington, 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
Barrington, IL

Average wind speed in July - Barrington, IL
  • Average wind speed in July: 6.5mph

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
Barrington, IL

Average humidity in July - Barrington, IL
  • Average humidity in July: 79%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in July
Barrington, IL

Average rainfall in July - Barrington, IL
  • Average rainfall in July: 3.27"

The wettest month (with the highest rainfall) is June (4.13").
The driest month (with the least rainfall) is November (1.61").

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Average rainfall days in July
Barrington, IL

Average rainfall days in July - Barrington, IL
  • Average rainfall days in July: 18.6 days

The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (5.7 days).

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Average snowfall in July
Barrington, IL

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

The month with the highest snowfall is February (6.22").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Barrington, IL

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

The month with the highest number of snowfall days is January (15.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Barrington, IL

Average daylight in July / Average sunshine in July - Barrington, IL
  • Average daylight in July: 14h and 53min

The month with the longest days is June (Average daylight: 15h and 13min).
The month with the shortest days is December (Average daylight: 9h and 10min).

  • Average sunshine in July: 10h and 6min

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
Barrington, IL

Average sunshine days in July - Barrington, IL
  • Average sunshine days in July: 9.3 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is June (8.4 days).

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Average UV index in July
Barrington, IL

Average UV index in July - Barrington, IL
  • Average UV index in July: 6

The months with the highest UV index are July and August (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
Barrington, IL

Average cloud cover in July - Barrington, IL
  • Average cloud cover in July: 31

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 31).

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Average visibility in July
Barrington, IL

Average visibility in July - Barrington, IL
  • Average visibility in July: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

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