July weather forecast
Pierron, IL

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Weather in July

July, like June, in Pierron, Illinois, is another warm summer month, with temperature in the range of an average low of 67.6°F (19.8°C) and an average high of 84.9°F (29.4°C).

Temperature

In Pierron, the month of July registers the highest temperatures, averaging 84.9°F (29.4°C) at the peak and 67.6°F (19.8°C) at the lowest.

Heat index

July's heat index is appraised at a sweltering 96.8°F (36°C). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

The months with the highest humidity are July and August, with an average relative humidity of 80%.

Rainfall

In July, the rain falls for 12.9 days. Throughout July, 1.34" (34mm) of precipitation is accumulated. In Pierron, during the entire year, the rain falls for 110.6 days and collects up to 12.01" (305mm) of precipitation.

Snowfall

In Pierron, snow does not fall in April through September.

Daylight

In July, the average length of the day is 14h and 34min.
On the first day of the month, sunrise is at 5:37 am and sunset at 8:27 pm. On the last day of July, sunrise is at 5:59 am and sunset at 8:10 pm CDT.

Sunshine

In July, the average sunshine is 10.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: A maximum high UV index of 6 in July translates into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year?

July stands out as Pierron's warmest month, with temperatures ranging between an average high of 84.9°F (29.4°C) and a low of 67.6°F (19.8°C).

How hot is July?

An average high-temperature, in July, in Pierron, is 84.9°F (29.4°C) and the average low-temperature is 67.6°F (19.8°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in July is appraised at 96.8°F (36°C).

What is the most humid month?

The months with the highest humidity are July and August, with an average relative humidity of 80%.

What is the average humidity in July?

In July, the average relative humidity is 80%.

How much does it rain in July?

In July, the rain falls for 12.9 days. Throughout July, 1.34" (34mm) of precipitation is accumulated.

When it does not snow?

In Pierron, Illinois, snow does not fall in April through September.

What is the average length of the day in July?

In July, the average day length is 14h and 34min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:37 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:10 pm CDT.

How many hours of sunshine does Pierron have in July?

The average sunshine duration in July is 10.4h.

When is the highest UV index?

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

What is the UV index reading in July?

In Pierron, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes 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
Pierron, IL

Average temperature in July - Pierron, IL
  • Average high temperature in July: 84.9°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in July: 67.6°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure in July
Pierron, IL

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in July
Pierron, IL

Average wind speed in July - Pierron, IL
  • Average wind speed in July: 5.7mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in July
Pierron, IL

Average humidity in July - Pierron, IL
  • Average humidity in July: 80%

The months with the highest relative humidity are July and August (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in July
Pierron, IL

Average rainfall in July - Pierron, IL
  • Average rainfall in July: 1.34"

The wettest month (with the highest rainfall) is May (1.46").
The driest month (with the least rainfall) is February (0.55").

Average rainfall days in July
Pierron, IL

Average rainfall days in July - Pierron, IL
  • Average rainfall days in July: 12.9 days

The month with the highest number of rainy days is May (13.1 days).
The months with the least rainy days are January and December (5.9 days).

Average snowfall in July
Pierron, IL

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

The month with the highest snowfall is December (0.94").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in July
Pierron, IL

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

The months with the highest number of snowfall days are January and February (4.8 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
Pierron, IL

Average daylight in July / Average sunshine in July - Pierron, IL
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

Average sunshine days in July
Pierron, IL

Average sunshine days in July - Pierron, IL
  • Average sunshine days in July: 14.5 days

The month with the most sunshine days is December (21.8 days).
The month with the least sunshine days is July (14.5 days).

Average UV index in July
Pierron, IL

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

The months with the highest UV index are May, 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
Pierron, IL

Average cloud cover in July - Pierron, IL
  • Average cloud cover in July: 28

The months with the most cloud cover are January and February (Cloud cover 50).
The months with the least cloud cover are June, July, August and September (Cloud cover 28).

Average visibility in July
Pierron, IL

Average visibility in July - Pierron, 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).

Pierron, Illinois, USA

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