July weather forecast
Carlyle, IL

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Weather in July

July, like June, in Carlyle, Illinois, is a moderately hot summer month, with an average temperature varying between 67.6°F (19.8°C) and 84.9°F (29.4°C).

Temperature

The warmest period is July, when temperatures fluctuate between an average high of 84.9°F (29.4°C) and a low of 67.6°F (19.8°C).

Heat index

The heat index value during July is estimated at a torrid 96.8°F (36°C). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

May, July and August, with an average relative humidity of 80%, are the most humid months.

Rainfall

In Carlyle, in July, it is raining for 13.7 days, with typically 1.81" (46mm) of accumulated precipitation. In Carlyle, during the entire year, the rain falls for 120.1 days and collects up to 15.55" (395mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Carlyle, Illinois, the average length of the day in July is 14h and 33min.
On the first day of the month, sunrise is at 5:37 am and sunset at 8:25 pm. On the last day of July, sunrise is at 5:58 am and sunset at 8:08 pm CDT.

Sunshine

In Carlyle, the average sunshine in July is 10.4h.

UV index

The months with the highest UV index are May 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 unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index, 6 during July, leads to the following recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

July is the warmest month of the year, registering average temperatures as high as 84.9°F (29.4°C) and as low as 67.6°F (19.8°C).

How hot is it in July?

In July, the average high-temperature and low-temperature in Carlyle are 84.9°F (29.4°C) and 67.6°F (19.8°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 96.8°F (36°C).

What are the most humid months?

May, July and August, with an average relative humidity of 80%, are most humid months.

What is the average humidity in July?

In July, the average relative humidity in Carlyle is 80%.

How many days does it rain in July?

In Carlyle, in July, it is raining for 13.7 days, with typically 1.81" (46mm) of accumulated precipitation.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Carlyle have in July?

In July, the average day length is 14h and 33min.

What time are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:37 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:08 pm CDT.

How long on average sun shines in July?

In Carlyle, the average sunshine duration in July is 10.4h.

What are the months with the highest UV index?

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

How high is the UV index in July?

In Carlyle, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Carlyle, IL

Average temperature in July - Carlyle, 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 (37°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 (24.4°F).

Average pressure in July
Carlyle, IL

Average pressure in July - Carlyle, 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 (29.93"Hg).

Average wind speed in July
Carlyle, IL

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

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

Average humidity in July
Carlyle, IL

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

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

Average rainfall in July
Carlyle, IL

Average rainfall in July - Carlyle, IL
  • Average rainfall in July: 1.81"

The wettest month (with the highest rainfall) is June (2.01").
The driest month (with the least rainfall) is February (0.71").

Average rainfall days in July
Carlyle, IL

Average rainfall days in July - Carlyle, IL
  • Average rainfall days in July: 13.7 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (5.8 days).

Average snowfall in July
Carlyle, IL

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

The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in July
Carlyle, IL

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

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in July / Average sunshine in July - Carlyle, 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 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in July
Carlyle, IL

Average sunshine days in July - Carlyle, IL
  • Average sunshine days in July: 14.3 days

The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is June (13.8 days).

Average UV index in July
Carlyle, IL

Average UV index in July - Carlyle, 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
Carlyle, IL

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

The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 28).

Average visibility in July
Carlyle, IL

Average visibility in July - Carlyle, 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).

Carlyle, Illinois, USA

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