July weather forecast
Standard, IL

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Weather in July

July, like June, in Standard, Illinois, is a moderately hot summer month, with an average temperature ranging between max 80.8°F (27.1°C) and min 64.2°F (17.9°C).

Temperature

Standard's temperatures tend to reach their peak averages in July, with a high of 80.8°F (27.1°C) and a low of 64.2°F (17.9°C).

Heat index

July's mean heat index is calculated to be a hot 86°F (30°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
Understanding the heat index involves considering values for shaded locales with light wind. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

July is the most humid month in Standard, with an average relative humidity of 85%.

Rainfall

In Standard, Illinois, in July, during 17.5 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, in Standard, there are 152.7 rainfall days, and 30.79" (782mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in July in Standard is 14h and 48min.
On the first day of July in Standard, sunrise is at 5:27 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:14 pm CDT.

Sunshine

June through August, with an average of 9.8h of sunshine, are months with the most 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 health hazard from exposure to the Sun's UV rays for the average person.
Note: In July, a regular UV index of 6 translates into these guidelines:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting 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: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months in Standard?

The warmest month is July, with an average high-temperature of 80.8°F (27.1°C) and an average low-temperature of 64.2°F (17.9°C).

What is the average July temperature in Standard?

In July, in Standard, the average high-temperature is 80.8°F (27.1°C), and the average low-temperature is 64.2°F (17.9°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 86°F (30°C).

What is the most humid month in Standard?

With an average relative humidity of 85%, July is the most humid month in Standard.

What is the average humidity in July in Standard?

In Standard, Illinois, the average relative humidity in July is 85%.

How much does it rain in Standard in July?

In July, the rain falls for 17.5 days. Throughout July, 2.76" (70mm) of precipitation is accumulated.

When it does not snow in Standard?

May through September are months without snowfall in Standard.

How many hours of daylight does Standard have in July?

In Standard, the average day length in July is 14h and 48min.

What time are sunrise and sunset in July in Standard?

In July, on the first day of the month, sunrise is at 5:27 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:14 pm CDT.

What is the month with the most sunshine in Standard?

June through August, with an average of 9.8h of sunshine, are months with the most sunshine in Standard, Illinois.

How many hours of sunshine does Standard have in July?

In July, the average sunshine duration in Standard is 9.8h.

When is the highest UV index in Standard?

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

How high is the UV index in July in Standard?

In July, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
Standard, IL

Average temperature in July - Standard, IL
  • Average high temperature in July: 80.8°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in July: 64.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).

Average pressure in July
Standard, IL

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in July
Standard, IL

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

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in July
Standard, IL

Average humidity in July - Standard, 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 (72%).

Average rainfall in July
Standard, IL

Average rainfall in July - Standard, IL
  • Average rainfall in July: 2.76"

The wettest month (with the highest rainfall) is May (4.69").
The driest months (with the least rainfall) are January and December (1.61").

Average rainfall days in July
Standard, IL

Average rainfall days in July - Standard, IL
  • Average rainfall days in July: 17.5 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (5.9 days).

Average snowfall in July
Standard, IL

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

The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Standard, IL

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

The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in July / Average sunshine in July - Standard, IL
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 9h and 5min

The months with the most sunshine are June, July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in July
Standard, IL

Average sunshine days in July - Standard, IL
  • Average sunshine days in July: 10.9 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is April (10.2 days).

Average UV index in July
Standard, IL

Average UV index in July - Standard, 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
Standard, IL

Average cloud cover in July - Standard, IL
  • Average cloud cover in July: 33

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 32).

Average visibility in July
Standard, IL

Average visibility in July - Standard, IL
  • Average visibility in July: 5mi

The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).

Standard, Illinois, USA

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