July weather forecast
Sheffield, IL

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Weather in July

July, the same as June, is another warm summer month in Sheffield, Illinois, with an average temperature fluctuating between 64.6°F (18.1°C) and 81°F (27.2°C).

Temperature

July, known for its average high temperature of 81°F (27.2°C) and an average low temperature of 64.6°F (18.1°C), is the warmest month.

Heat index

July's average heat index is calculated to be a tropical 87.8°F (31°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', measures the perceived warmth when incorporating the humidity present in the air. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.

Humidity

With an average relative humidity of 84%, July is the most humid month in Sheffield.

Rainfall

In Sheffield, in July, it is raining for 17.1 days, with typically 2.87" (73mm) of accumulated precipitation. In Sheffield, during the entire year, the rain falls for 147.2 days and collects up to 29.17" (741mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In July, the average length of the day is 14h and 49min.
On the first day of July in Sheffield, sunrise is at 5:29 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 8:16 pm CDT.

Sunshine

June and July, with an average of 10h of sunshine, are months with the most sunshine in Sheffield.

UV index

June and July, 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 threat to health from exposure to the Sun's UV rays for average individuals.
Note: In July, the UV index of 6 transforms into the following advice:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What are the warmest months in Sheffield?

With average high temperatures of 81°F (27.2°C) and lows of 64.6°F (18.1°C), July is the warmest month in Sheffield.

What is the temperature in July in Sheffield?

The average high-temperature, in July, in Sheffield, is 81°F (27.2°C), while the average low-temperature is 64.6°F (18.1°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in July is calculated to be 87.8°F (31°C).

What is the most humid month in Sheffield?

The most humid month in Sheffield is July, with an average relative humidity of 84%.

What is the average humidity in July in Sheffield?

In July, the average relative humidity in Sheffield, Illinois, is 84%.

How much does it rain in Sheffield in July?

In Sheffield, in July, during 17.1 rainfall days, 2.87" (73mm) of precipitation is typically accumulated.

When it does not snow in Sheffield?

In Sheffield, Illinois, snow does not fall in May through September.

How many hours of daylight does Sheffield have in July?

In Sheffield, Illinois, the average day length in July is 14h and 49min.

What time are sunrise and sunset in July in Sheffield?

On the first day of July in Sheffield, sunrise is at 5:29 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 8:16 pm CDT.

What is the month with the most sunshine in Sheffield?

June and July, with an average of 10h of sunshine, are months with the most sunshine.

How long on average sun shines in July in Sheffield?

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

When is the highest UV index in Sheffield?

June and July, with an average maximum UV index of 6, are months with the highest UV index in Sheffield, Illinois.

What is the UV index intensity in July in Sheffield?

In July, the average daily maximum UV index in Sheffield, Illinois, is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Sheffield, IL

Average temperature in July - Sheffield, 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: 64.6°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

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Average pressure in July
Sheffield, IL

Average pressure in July - Sheffield, 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).

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Average wind speed in July
Sheffield, IL

Average wind speed in July - Sheffield, IL
  • Average wind speed in July: 6.7mph

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

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Average humidity in July
Sheffield, IL

Average humidity in July - Sheffield, IL
  • Average humidity in July: 84%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in July
Sheffield, IL

Average rainfall in July - Sheffield, IL
  • Average rainfall in July: 2.87"

The wettest month (with the highest rainfall) is May (4.45").
The driest months (with the least rainfall) are January and December (1.42").

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Average rainfall days in July
Sheffield, IL

Average rainfall days in July - Sheffield, IL
  • Average rainfall days in July: 17.1 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5.6 days).

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Average snowfall in July
Sheffield, IL

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

The month with the highest snowfall is January (3.66").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Sheffield, IL

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

The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Sheffield, 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 12min).

  • Average sunshine in July: 10h and 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in July
Sheffield, IL

Average sunshine days in July - Sheffield, IL
  • Average sunshine days in July: 10.6 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (10.2 days).

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Average UV index in July
Sheffield, IL

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

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in July
Sheffield, IL

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

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 30).

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Average visibility in July
Sheffield, IL

Average visibility in July - Sheffield, 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).

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Sheffield, Illinois, USA

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