July weather forecast
New Grand Chain, IL

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Weather in July

July in New Grand Chain, Illinois, is a hot summer month, with an average temperature ranging between min 68.5°F (20.3°C) and max 88°F (31.1°C).

Temperature

New Grand Chain's warmest weather arrives in July, when temperatures average a high of 88°F (31.1°C) and a low of 68.5°F (20.3°C).

Heat index

In July, the heat index is estimated at a blistering 104°F (40°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. 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 'felt air temperature' or 'real feel', is an estimation of the warmth sensation when considering humidity levels. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
The human body keeps its cool primarily through perspiration, as this process enables sweat to evaporate, taking away the excess heat. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In July, the average relative humidity is 76%.

Rainfall

In July, in New Grand Chain, the rain falls for 13.1 days. Throughout July, 1.42" (36mm) of precipitation is accumulated. Throughout the year, in New Grand Chain, there are 118.3 rainfall days, and 13.03" (331mm) of precipitation is accumulated.

Snowfall

In New Grand Chain, snow does not fall in April through October.

Daylight

In New Grand Chain, the average length of the day in July is 14h and 26min.
On the first day of the month, sunrise is at 5:39 am and sunset at 8:20 pm. On the last day of July, sunrise is at 6:00 am and sunset at 8:04 pm CDT.

Sunshine

The months with the most sunshine in New Grand Chain are June and July, with an average of 10.4h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in New Grand Chain. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 6 during July leads to these advisories:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What is the warmest month in New Grand Chain?

July tends to be the warmest month in New Grand Chain, Illinois, with temperatures averaging a daily high of 88°F (31.1°C) and a low of 68.5°F (20.3°C).

How hot does it get in New Grand Chain in July?

In July, in New Grand Chain, the average high-temperature is 88°F (31.1°C), and the average low-temperature is 68.5°F (20.3°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in July is estimated at 104°F (40°C).

What is the average humidity in July in New Grand Chain?

In July, the average relative humidity in New Grand Chain is 76%.

How much does it rain in New Grand Chain in July?

In New Grand Chain, in July, it is raining for 13.1 days, with typically 1.42" (36mm) of accumulated precipitation.

When it does not snow in New Grand Chain?

April through October are months without snowfall in New Grand Chain, Illinois.

What is the average length of the day in July in New Grand Chain?

In July, the average day length in New Grand Chain is 14h and 26min.

When are sunrise and sunset in July in New Grand Chain?

In July, on the first day of the month, sunrise is at 5:39 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:04 pm CDT.

What is the month with the most sunshine in New Grand Chain?

The months with the most sunshine are June and July, with an average of 10.4h of sunshine.

How many hours of sunshine does New Grand Chain have in July?

The average sunshine duration in July is 10.4h.

What is the month with the highest UV index in New Grand Chain?

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 New Grand Chain?

In July, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to 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
New Grand Chain, IL

Average temperature in July - New Grand Chain, IL
  • Average high temperature in July: 88°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in July: 68.5°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in July
New Grand Chain, IL

Average pressure in July - New Grand Chain, IL
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in July
New Grand Chain, IL

Average wind speed in July - New Grand Chain, IL
  • Average wind speed in July: 5.7mph

The windiest months (with the highest average wind speed) are January and February (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in July
New Grand Chain, IL

Average humidity in July - New Grand Chain, IL
  • Average humidity in July: 76%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in July
New Grand Chain, IL

Average rainfall in July - New Grand Chain, IL
  • Average rainfall in July: 1.42"

The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is September (0.47").

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Average rainfall days in July
New Grand Chain, IL

Average rainfall days in July - New Grand Chain, IL
  • Average rainfall days in July: 13.1 days

The month with the highest number of rainy days is July (13.1 days).
The months with the least rainy days are January, February and December (7.3 days).

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Average snowfall in July
New Grand Chain, IL

Average snowfall in July - New Grand Chain, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
New Grand Chain, IL

Average snowfall days in July - New Grand Chain, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (3.3 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
New Grand Chain, IL

Average daylight in July / Average sunshine in July - New Grand Chain, IL
  • Average daylight in July: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in July: 10h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

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Average sunshine days in July
New Grand Chain, IL

Average sunshine days in July - New Grand Chain, IL
  • Average sunshine days in July: 15.1 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is June (14.8 days).

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Average UV index in July
New Grand Chain, IL

Average UV index in July - New Grand Chain, 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 and December (UV index 2).

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Average cloud cover in July
New Grand Chain, IL

Average cloud cover in July - New Grand Chain, IL
  • Average cloud cover in July: 30

The months with the most cloud cover are January and February (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 28).

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Average visibility in July
New Grand Chain, IL

Average visibility in July - New Grand Chain, 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).

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New Grand Chain, Illinois, USA

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