July weather forecast
Jeisyville, IL

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Weather in July

July, the same as June, is a moderately hot summer month in Jeisyville, Illinois, with an average temperature varying between 82.8°F (28.2°C) and 66.4°F (19.1°C).

Temperature

In Jeisyville, July is the month with the highest recorded average temperatures, measuring a high of 82.8°F (28.2°C) and a low of 66.4°F (19.1°C).

Heat index

In July, the heat index is computed to be a tropical 91.4°F (33°C). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
When referencing the heat index, its values are suitable for shady environments and light breezes. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', joins air temperature with relative humidity to produce a temperature perception for humans. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.

Humidity

July is the most humid month, with an average relative humidity of 83%.

Rainfall

In Jeisyville, in July, it is raining for 10.6 days, with typically 0.75" (19mm) of accumulated precipitation. In Jeisyville, during the entire year, the rain falls for 96.7 days and collects up to 7.64" (194mm) of precipitation.

Snowfall

In Jeisyville, snow does not fall in April through October.

Daylight

In Jeisyville, the average length of the day in July is 14h and 38min.
On the first day of July, sunrise is at 5:34 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:11 pm CDT.

Sunshine

In July, the average sunshine in Jeisyville is 10.1h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Jeisyville. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 6 during July leads to these instructions:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What is the warmest month in Jeisyville?

July, with its high-temperature average of 82.8°F (28.2°C) and a low-temperature average of 66.4°F (19.1°C), is the warmest month.

How hot does it get in Jeisyville in July?

The average high-temperature, in July, in Jeisyville, is 82.8°F (28.2°C), while the average low-temperature is 66.4°F (19.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in July is computed to be 91.4°F (33°C).

What is the most humid month in Jeisyville?

The most humid month is July, with an average relative humidity of 83%.

What is the average humidity in July in Jeisyville?

In Jeisyville, Illinois, the average relative humidity in July is 83%.

How much does it rain in Jeisyville in July?

In Jeisyville, Illinois, during July, the rain falls for 10.6 days and regularly aggregates up to 0.75" (19mm) of precipitation.

When it does not snow in Jeisyville?

April through October are months without snowfall in Jeisyville.

How many hours of daylight does Jeisyville have in July?

In Jeisyville, the average day length in July is 14h and 38min.

When are sunrise and sunset in July in Jeisyville?

In July, on the first day of the month, sunrise is at 5:34 am and sunset at 8:29 pm. On the last day of the month, in Jeisyville, Illinois, sunrise is at 5:56 am and sunset at 8:11 pm CDT.

How long on average sun shines in July in Jeisyville?

In Jeisyville, the average sunshine duration in July is 10.1h.

What are the months with the highest UV index in Jeisyville?

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

What is the UV index reading in July in Jeisyville?

In July, the average daily maximum UV index in Jeisyville is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
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
Jeisyville, IL

Average temperature in July - Jeisyville, IL
  • Average high temperature in July: 82.8°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in July: 66.4°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in July
Jeisyville, IL

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in July
Jeisyville, IL

Average wind speed in July - Jeisyville, IL
  • Average wind speed in July: 6.1mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

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Average humidity in July
Jeisyville, IL

Average humidity in July - Jeisyville, IL
  • Average humidity in July: 83%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in July
Jeisyville, IL

Average rainfall in July - Jeisyville, IL
  • Average rainfall in July: 0.75"

The wettest month (with the highest rainfall) is April (0.94").
The driest months (with the least rainfall) are September and December (0.39").

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Average rainfall days in July
Jeisyville, IL

Average rainfall days in July - Jeisyville, IL
  • Average rainfall days in July: 10.6 days

The month with the highest number of rainy days is May (11.5 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in July
Jeisyville, IL

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

The month with the highest snowfall is February (0.83").
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
Jeisyville, IL

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

The month with the highest number of snowfall days is January (5.9 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
Jeisyville, IL

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in July
Jeisyville, IL

Average sunshine days in July - Jeisyville, IL
  • Average sunshine days in July: 16.8 days

The month with the most sunshine days is November (22.6 days).
The months with the least sunshine days are May and June (16.5 days).

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Average UV index in July
Jeisyville, IL

Average UV index in July - Jeisyville, 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, February, November and December (UV index 2).

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Average cloud cover in July
Jeisyville, IL

Average cloud cover in July - Jeisyville, IL
  • Average cloud cover in July: 31

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 29).

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Average visibility in July
Jeisyville, IL

Average visibility in July - Jeisyville, 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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Jeisyville, Illinois, USA

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