July weather forecast
Old Shawneetown, IL

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Weather in July

July is a tropical summer month in Old Shawneetown, Illinois, with an average temperature ranging between min 68.4°F (20.2°C) and max 86.2°F (30.1°C).

Temperature

Old Shawneetown experiences its highest average temperatures in July, reaching a peak of 86.2°F (30.1°C) and a minimum of 68.4°F (20.2°C).

Heat index

For July, the heat index is computed to be a very hot 98.6°F (37°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

In July, the average relative humidity is 78%.

Rainfall

In Old Shawneetown, in July, it is raining for 15 days, with typically 2.05" (52mm) of accumulated precipitation. In Old Shawneetown, during the entire year, the rain falls for 146.3 days and collects up to 24.96" (634mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Old Shawneetown, the average length of the day in July is 14h and 28min.
On the first day of the month, sunrise is at 5:34 am and sunset at 8:18 pm. On the last day of July, sunrise is at 5:56 am and sunset at 8:01 pm CDT.

Sunshine

July has the most sunshine of the year, with an average of 10.6h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Old Shawneetown. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 in July interprets into the following advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What are the warmest months in Old Shawneetown?

July registers as the month with the average highest temperatures in Old Shawneetown, Illinois, reaching 86.2°F (30.1°C) at its peak and 68.4°F (20.2°C) at the lowest.

How hot is July in Old Shawneetown?

Old Shawneetown in July has an average high-temperature of 86.2°F (30.1°C) and an average low-temperature of 68.4°F (20.2°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 98.6°F (37°C).

What is the average humidity in July in Old Shawneetown?

In July, the average relative humidity in Old Shawneetown is 78%.

How much does it rain in Old Shawneetown in July?

In Old Shawneetown, Illinois, in July, during 15 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

When it does not snow in Old Shawneetown?

In Old Shawneetown, snow does not fall in May through October.

What is the average length of the day in July in Old Shawneetown?

In Old Shawneetown, the average day length in July is 14h and 28min.

What time are sunrise and sunset in July in Old Shawneetown?

In July, on the first day of the month, sunrise is at 5:34 am and sunset at 8:18 pm. On the last day of the month, in Old Shawneetown, Illinois, sunrise is at 5:56 am and sunset at 8:01 pm CDT.

What month has the most sunshine in Old Shawneetown?

With an average of 10.6h of sunshine, July has the most sunshine of the year in Old Shawneetown, Illinois.

How many hours of sunshine does Old Shawneetown have in July?

In Old Shawneetown, Illinois, the average sunshine duration in July is 10.6h.

When is the highest UV index in Old Shawneetown?

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

What is the UV index intensity in July in Old Shawneetown?

The average daily maximum UV index in July in Old Shawneetown, Illinois, is 6. A UV Index estimate 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
Old Shawneetown, IL

Average temperature in July - Old Shawneetown, IL
  • Average high temperature in July: 86.2°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in July: 68.4°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

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Average pressure in July
Old Shawneetown, IL

Average pressure in July - Old Shawneetown, 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 (29.95"Hg).

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Average wind speed in July
Old Shawneetown, IL

Average wind speed in July - Old Shawneetown, IL
  • Average wind speed in July: 5.8mph

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in July
Old Shawneetown, IL

Average humidity in July - Old Shawneetown, IL
  • Average humidity in July: 78%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in July
Old Shawneetown, IL

Average rainfall in July - Old Shawneetown, IL
  • Average rainfall in July: 2.05"

The wettest month (with the highest rainfall) is April (3.27").
The driest month (with the least rainfall) is September (1.14").

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Average rainfall days in July
Old Shawneetown, IL

Average rainfall days in July - Old Shawneetown, IL
  • Average rainfall days in July: 15 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (9 days).

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Average snowfall in July
Old Shawneetown, IL

Average snowfall in July - Old Shawneetown, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Old Shawneetown, IL

Average snowfall days in July - Old Shawneetown, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (4.8 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
Old Shawneetown, IL

Average daylight in July / Average sunshine in July - Old Shawneetown, IL
  • Average daylight in July: 14h and 3min

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 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

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Average sunshine days in July
Old Shawneetown, IL

Average sunshine days in July - Old Shawneetown, IL
  • Average sunshine days in July: 12.3 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is May (11.2 days).

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Average UV index in July
Old Shawneetown, IL

Average UV index in July - Old Shawneetown, 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
Old Shawneetown, IL

Average cloud cover in July - Old Shawneetown, IL
  • Average cloud cover in July: 28

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).

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Average visibility in July
Old Shawneetown, IL

Average visibility in July - Old Shawneetown, 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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Old Shawneetown, Illinois, USA

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