July weather forecast
Cary, IL

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Weather in July

July, the same as June, is a moderately hot summer month in Cary, Illinois, with an average temperature ranging between max 79.9°F (26.6°C) and min 63.5°F (17.5°C).

Temperature

July is the warmest month, with an average high-temperature of 79.9°F (26.6°C) and an average low-temperature of 63.5°F (17.5°C).

Humidity

In July, the average relative humidity is 82%.

Rainfall

In Cary, in July, it is raining for 18.8 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, in Cary, there are 151.2 rainfall days, and 24.17" (614mm) of precipitation is accumulated.

Snowfall

In Cary, snow does not fall in June through September.

Daylight

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 8:33 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:12 pm CDT.

Sunshine

July has the most sunshine of the year, with an average of 10h of sunshine.

UV index

The average daily maximum UV index in July in Cary, Illinois, is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, a regular UV index of 5 translates into these guidelines:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What part of the year is the hottest in Cary?

The temperatures in Cary, Illinois, reach their highest averages in July, with highs of 79.9°F (26.6°C) and lows of 63.5°F (17.5°C).

What is the average July temperature in Cary?

During July, Cary experiences an average high-temperature of 79.9°F (26.6°C) and a low-temperature of 63.5°F (17.5°C).

What is the average humidity in July in Cary?

In Cary, Illinois, the average relative humidity in July is 82%.

How many days does it rain in July in Cary?

In July, the rain falls for 18.8 days. Throughout July, 2.52" (64mm) of precipitation is accumulated.

When it does not snow in Cary?

June through September are months without snowfall.

How many hours of daylight does Cary have in July?

In July, the average day length is 14h and 54min.

When are sunrise and sunset in July in Cary?

In July, on the first day of the month, sunrise is at 5:20 am and sunset at 8:33 pm. On the last day of the month, in Cary, sunrise is at 5:45 am and sunset at 8:12 pm CDT.

What month has the most sunshine in Cary?

The month with the most sunshine is July, with an average of 10h of sunshine.

How long on average sun shines in July in Cary?

The average sunshine duration in July in Cary, Illinois, is 10h.

What is the UV index reading in July in Cary?

The average daily maximum UV index in July in Cary is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from 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
Cary, IL

Average temperature in July - Cary, IL
  • Average high temperature in July: 79.9°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in July: 63.5°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

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Average pressure in July
Cary, IL

Average pressure in July - Cary, 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
Cary, IL

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

The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in July
Cary, IL

Average humidity in July - Cary, IL
  • Average humidity in July: 82%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in July
Cary, IL

Average rainfall in July - Cary, IL
  • Average rainfall in July: 2.52"

The wettest month (with the highest rainfall) is June (3.15").
The driest month (with the least rainfall) is December (1.1").

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Average rainfall days in July
Cary, IL

Average rainfall days in July - Cary, IL
  • Average rainfall days in July: 18.8 days

The month with the highest number of rainy days is July (18.8 days).
The months with the least rainy days are January and February (5.3 days).

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Average snowfall in July
Cary, IL

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

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Cary, IL

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

The month with the highest number of snowfall days is January (13.2 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
Cary, IL

Average daylight in July / Average sunshine in July - Cary, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in July
Cary, IL

Average sunshine days in July - Cary, IL
  • Average sunshine days in July: 10.4 days

The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is June (10 days).

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Average UV index in July
Cary, IL

Average UV index in July - Cary, IL
  • Average UV index in July: 5

The month with the highest UV index is 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
Cary, IL

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

The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are August and September (Cloud cover 31).

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Average visibility in July
Cary, IL

Average visibility in July - Cary, 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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Cary, Illinois, USA

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