July weather forecast
New Memphis, IL

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Weather in July

July, like June, in New Memphis, Illinois, is a moderately hot summer month, with temperature in the range of an average low of 68°F (20°C) and an average high of 85.6°F (29.8°C).

Temperature

New Memphis records the warmest temperatures in July, averaging a high of 85.6°F (29.8°C) and a low of 68°F (20°C).

Heat index

For most parts of July, the heat index is evaluated at a sweltering 98.6°F (37°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
Bear in mind that the heat index values are determined for shaded areas and light breezes. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'real feel' or 'feels like', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are highly important for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

The most humid month is July, with an average relative humidity of 80%.

Rainfall

In July, the rain falls for 17.1 days. Throughout July, 3.31" (84mm) of precipitation is accumulated. Throughout the year, there are 151.1 rainfall days, and 30.43" (773mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In New Memphis, the average length of the day in July is 14h and 32min.
On the first day of the month, sunrise is at 5:38 am and sunset at 8:26 pm. On the last day of July, sunrise is at 6:00 am and sunset at 8:09 pm CDT.

Sunshine

In July, the average sunshine is 10.3h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 6 in July translates into the following recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

What is the warmest month?

July, known for its average high temperature of 85.6°F (29.8°C) and an average low temperature of 68°F (20°C), is the warmest month.

How hot is it in July?

In July, the average high-temperature and low-temperature are 85.6°F (29.8°C) and 68°F (20°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in July is evaluated at 98.6°F (37°C).

What is the most humid month?

July is the most humid month, with an average relative humidity of 80%.

What is the average humidity in July?

The average relative humidity in July is 80%.

How much does it rain in New Memphis in July?

In New Memphis, in July, it is raining for 17.1 days, with typically 3.31" (84mm) of accumulated precipitation.

When it does not snow in New Memphis?

May through September are months without snowfall.

How many hours of daylight does New Memphis have in July?

The average day length in July is 14h and 32min.

When is the sunrise / sunset in July?

On the first day of July, sunrise is at 5:38 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:09 pm CDT.

How long on average sun shines in July?

In July, the average sunshine duration is 10.3h.

What are the months with the highest UV index?

May 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?

The average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
New Memphis, IL

Average temperature in July - New Memphis, IL
  • Average high temperature in July: 85.6°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in July: 68°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in July
New Memphis, IL

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in July
New Memphis, IL

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

The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in July
New Memphis, IL

Average humidity in July - New Memphis, IL
  • Average humidity in July: 80%

The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in July
New Memphis, IL

Average rainfall in July - New Memphis, IL
  • Average rainfall in July: 3.31"

The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is February (1.5").

Average rainfall days in July
New Memphis, IL

Average rainfall days in July - New Memphis, IL
  • Average rainfall days in July: 17.1 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (8 days).

Average snowfall in July
New Memphis, IL

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

The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
New Memphis, IL

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

The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
New Memphis, IL

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 10h and 2min

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

Average sunshine days in July
New Memphis, IL

Average sunshine days in July - New Memphis, IL
  • Average sunshine days in July: 11 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (11 days).

Average UV index in July
New Memphis, IL

Average UV index in July - New Memphis, 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, November and December (UV index 2).

Average cloud cover in July
New Memphis, IL

Average cloud cover in July - New Memphis, IL
  • Average cloud cover in July: 29

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in July
New Memphis, IL

Average visibility in July - New Memphis, 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).

New Memphis, Illinois, USA

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