July weather forecast
North Barrington, IL

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Weather in July

July, like June, in North Barrington, Illinois, is another warm summer month, with an average temperature fluctuating between 80.6°F (27°C) and 64.9°F (18.3°C).

Temperature

North Barrington experiences its highest average temperatures in July, reaching a peak of 80.6°F (27°C) and a minimum of 64.9°F (18.3°C).

Heat index

For most parts of July, the heat index is calculated to be a tropical 86°F (30°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
Heat index details are generally centered around shaded locations and a mild breeze. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is the outcome of merging air's temperature and its humidity metrics. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

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

Rainfall

In North Barrington, in July, it is raining for 18.6 days, with typically 3.27" (83mm) of accumulated precipitation. Throughout the year, there are 163.1 rainfall days, and 32.24" (819mm) of precipitation is accumulated.

Snowfall

In North Barrington, snow does not fall in June through September.

Daylight

In North Barrington, the average length of the day in July is 14h and 54min.
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 5:45 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.

UV index

The months with the highest UV index are July and August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In July, a regular UV index of 6 translates into these guidelines:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

What month is the hottest?

July is the warmest month, exhibiting average temperatures of 80.6°F (27°C) at the peak and 64.9°F (18.3°C) at the base.

What is the temperature in July?

In North Barrington, 80.6°F (27°C) is the average high-temperature and 64.9°F (18.3°C) is the average low-temperature during July. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in July is calculated to be 86°F (30°C).

What is the average humidity in July?

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

How much does it rain in July?

In North Barrington, in July, it is raining for 18.6 days, with typically 3.27" (83mm) of accumulated precipitation.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in July?

In North Barrington, Illinois, the average day length in July is 14h and 54min.

What time are sunrise and sunset in July?

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, sunrise is at 5:45 am and sunset at 8:12 pm CDT.

What is the month with the most sunshine?

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

How long on average sun shines in July?

In July, the average sunshine duration is 10.1h.

When is the highest UV index in North Barrington?

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

What is the UV index reading in July?

The average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
North Barrington, IL

Average temperature in July - North 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).

Average pressure in July
North Barrington, IL

Average pressure in July - North 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).

Average wind speed in July
North Barrington, IL

Average wind speed in July - North 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).

Average humidity in July
North Barrington, IL

Average humidity in July - North 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%).

Average rainfall in July
North Barrington, IL

Average rainfall in July - North 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").

Average rainfall days in July
North Barrington, IL

Average rainfall days in July - North 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).

Average snowfall in July
North Barrington, IL

Average snowfall in July - North 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").

Average snowfall days in July
North Barrington, IL

Average snowfall days in July - North 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).

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

Average daylight in July / Average sunshine in July - North Barrington, IL
  • Average daylight in July: 14h 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 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).

Average sunshine days in July
North Barrington, IL

Average sunshine days in July - North 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).

Average UV index in July
North Barrington, IL

Average UV index in July - North 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).

Average cloud cover in July
North Barrington, IL

Average cloud cover in July - North 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).

Average visibility in July
North Barrington, IL

Average visibility in July - North 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).

North Barrington, Illinois, USA

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