July weather forecast
Waynesville, IL

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Weather in July

July, the same as June, is a moderately hot summer month in Waynesville, Illinois, with temperature in the range of an average high of 81.5°F (27.5°C) and an average low of 65.1°F (18.4°C).

Temperature

Waynesville's July weather reaches an average high of 81.5°F (27.5°C) and an average low of 65.1°F (18.4°C), making it the warmest month.

Heat index

In July, the average heat index is computed to be a tropical 89.6°F (32°C). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
Realize that the values for the heat index are set for shaded places and light winds. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.

Humidity

The most humid month in Waynesville, Illinois, is July, with an average relative humidity of 85%.

Rainfall

In Waynesville, during July, the rain falls for 15.8 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Waynesville, during the entire year, the rain falls for 135 days and collects up to 17.72" (450mm) of precipitation.

Snowfall

In Waynesville, snow does not fall in May through October.

Daylight

In Waynesville, the average length of the day in July is 14h and 42min.
On the first day of July, sunrise is at 5:31 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:11 pm CDT.

Sunshine

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 of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: An average maximum UV index of 6 in July leads to these recommendations:
Fend off overexposure. Sun protection is vital. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months in Waynesville?

The warmest period in Waynesville is July, when temperatures fluctuate between an average high of 81.5°F (27.5°C) and a low of 65.1°F (18.4°C).

What is the usual temperature for Waynesville in July?

The average high-temperature, in July, in Waynesville, is 81.5°F (27.5°C), while the average low-temperature is 65.1°F (18.4°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in July is computed to be 89.6°F (32°C).

What is the most humid month in Waynesville?

The most humid month in Waynesville, Illinois, is July, with an average relative humidity of 85%.

What is the average humidity in July in Waynesville?

The average relative humidity in July is 85%.

How many days does it rain in July in Waynesville?

In Waynesville, in July, during 15.8 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

When it does not snow in Waynesville?

In Waynesville, Illinois, snow does not fall in May through October.

What is the average length of the day in July in Waynesville?

In Waynesville, Illinois, the average day length in July is 14h and 42min.

When are sunrise and sunset in July in Waynesville?

In July, on the first day of the month, sunrise is at 5:31 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:11 pm CDT.

How long on average sun shines in July in Waynesville?

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

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

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

What is the UV index intensity in July in Waynesville?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe 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
Waynesville, IL

Average temperature in July - Waynesville, IL
  • Average high temperature in July: 81.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in July: 65.1°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in July
Waynesville, IL

Average pressure in July - Waynesville, IL
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in July
Waynesville, IL

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

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in July
Waynesville, IL

Average humidity in July - Waynesville, IL
  • Average humidity in July: 85%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (70%).

Average rainfall in July
Waynesville, IL

Average rainfall in July - Waynesville, IL
  • Average rainfall in July: 1.69"

The wettest month (with the highest rainfall) is May (2.2").
The driest month (with the least rainfall) is December (0.87").

Average rainfall days in July
Waynesville, IL

Average rainfall days in July - Waynesville, IL
  • Average rainfall days in July: 15.8 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is February (5.9 days).

Average snowfall in July
Waynesville, IL

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

The month with the highest snowfall is January (2.2").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Waynesville, IL

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

The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Waynesville, 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 0min).

Average sunshine days in July
Waynesville, IL

Average sunshine days in July - Waynesville, IL
  • Average sunshine days in July: 11.8 days

The months with the most sunshine days are November and December (20 days).
The month with the least sunshine days is May (11.6 days).

Average UV index in July
Waynesville, IL

Average UV index in July - Waynesville, 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).

Average cloud cover in July
Waynesville, IL

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

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 30).

Average visibility in July
Waynesville, IL

Average visibility in July - Waynesville, 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).

Waynesville, Illinois, USA

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