July weather forecast
Wood Dale, IL

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Weather in July

July, like June, in Wood Dale, Illinois, is a moderately hot summer month, with an average temperature varying between 81°F (27.2°C) and 66.7°F (19.3°C).

Temperature

In Wood Dale, the highest average temperatures are observed in July, with a high of 81°F (27.2°C) and a low of 66.7°F (19.3°C).

Heat index

Throughout July, the heat index is computed to be a tropical 86°F (30°C). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', quantifies the warmth felt when relative humidity is considered. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

The average relative humidity in July is 75%.

Rainfall

In Wood Dale, in July, it is raining for 17.5 days, with typically 2.68" (68mm) of accumulated precipitation. In Wood Dale, during the entire year, the rain falls for 146.5 days and collects up to 24.13" (613mm) of precipitation.

Snowfall

In Wood Dale, snow does not fall in June through September.

Daylight

In July, the average length of the day is 14h and 52min.
On the first day of July, sunrise is at 5:20 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:11 pm CDT.

Sunshine

The month with the most sunshine is July, with an average of 10.2h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In July, a regular UV index of 6 translates into these guidelines:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest?

July is the month that records the highest temperatures, with averages ranging from a high of 81°F (27.2°C) to a low of 66.7°F (19.3°C).

What is the average July temperature?

Wood Dale in July has an average high-temperature of 81°F (27.2°C) and an average low-temperature of 66.7°F (19.3°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 86°F (30°C).

What is the average humidity in July?

The average relative humidity in July is 75%.

How many days does it rain in July?

In July, the rain falls for 17.5 days. Throughout July, 2.68" (68mm) of precipitation is accumulated.

When it does not snow?

In Wood Dale, snow does not fall in June through September.

What is the average length of the day in July?

In Wood Dale, the average day length in July is 14h and 52min.

When are sunrise and sunset in July?

On the first day of July in Wood Dale, sunrise is at 5:20 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:11 pm CDT.

What month has the most sunshine?

With an average of 10.2h of sunshine, July has the most sunshine of the year.

How many hours of sunshine does Wood Dale have in July?

In Wood Dale, the average sunshine duration in July is 10.2h.

What are the months with the highest UV index in Wood Dale?

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

What is the UV index reading in July?

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

Average temperature in July - Wood Dale, IL
  • Average high temperature in July: 81°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in July: 66.7°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

Average pressure in July
Wood Dale, IL

Average pressure in July - Wood Dale, 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
Wood Dale, IL

Average wind speed in July - Wood Dale, IL
  • Average wind speed in July: 6.8mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in July
Wood Dale, IL

Average humidity in July - Wood Dale, IL
  • Average humidity in July: 75%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

Average rainfall in July
Wood Dale, IL

Average rainfall in July - Wood Dale, IL
  • Average rainfall in July: 2.68"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is December (0.91").

Average rainfall days in July
Wood Dale, IL

Average rainfall days in July - Wood Dale, IL
  • Average rainfall days in July: 17.5 days

The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in July
Wood Dale, IL

Average snowfall in July - Wood Dale, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is February (3.39").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Wood Dale, IL

Average snowfall days in July - Wood Dale, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Wood Dale, IL

Average daylight in July / Average sunshine in July - Wood Dale, 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 month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in July
Wood Dale, IL

Average sunshine days in July - Wood Dale, IL
  • Average sunshine days in July: 10.3 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is July (10.3 days).

Average UV index in July
Wood Dale, IL

Average UV index in July - Wood Dale, 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 and December (UV index 1).

Average cloud cover in July
Wood Dale, IL

Average cloud cover in July - Wood Dale, IL
  • Average cloud cover in July: 30

The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 30).

Average visibility in July
Wood Dale, IL

Average visibility in July - Wood Dale, 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).

Wood Dale, Illinois, USA

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