July weather forecast
Naplate, IL

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Weather in July

July, like June, in Naplate, Illinois, is a moderately hot summer month, with an average temperature fluctuating between 81°F (27.2°C) and 64.2°F (17.9°C).

Temperature

In Naplate, the average temperatures in July are the highest, with a peak at 81°F (27.2°C) and a low of 64.2°F (17.9°C).

Heat index

Throughout July, the heat index is evaluated at a tropical 87.8°F (31°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', takes into account both air temperature and humidity to illustrate what people actually feel. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

The most humid month is July, with an average relative humidity of 85%.

Rainfall

In July, the rain falls for 19.9 days. Throughout July, 3.7" (94mm) of precipitation is accumulated. Throughout the year, there are 166.3 rainfall days, and 35.35" (898mm) of precipitation is accumulated.

Snowfall

In Naplate, snow does not fall in May through September.

Daylight

In Naplate, the average length of the day in July is 14h and 49min.
On the first day of July, sunrise is at 5:26 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:13 pm CDT.

Sunshine

In July, the average sunshine is 9.6h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In July, a regular UV index of 6 translates into these guidelines:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

Naplate's temperatures tend to reach their peak averages in July, with a high of 81°F (27.2°C) and a low of 64.2°F (17.9°C).

What is the usual temperature for Naplate in July?

An average high-temperature, in July, in Naplate, is 81°F (27.2°C) and the average low-temperature is 64.2°F (17.9°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in July is evaluated at 87.8°F (31°C).

What is the most humid month?

July is the most humid month, with an average relative humidity of 85%.

What is the average humidity in July?

In July, the average relative humidity is 85%.

How many days does it rain in July?

In Naplate, in July, it is raining for 19.9 days, with typically 3.7" (94mm) of accumulated precipitation.

When it does not snow?

In Naplate, snow does not fall in May through September.

What is the average length of the day in July in Naplate?

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

What time are sunrise and sunset in July in Naplate?

In July, on the first day of the month, sunrise is at 5:26 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:13 pm CDT.

How long on average sun shines in July?

The average sunshine duration in July is 9.6h.

When is the highest UV index?

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

What is the UV index intensity in July?

In Naplate, Illinois, the average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Naplate, IL

Average temperature in July - Naplate, 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 (29.1°F).

  • Average low temperature in July: 64.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

Average pressure in July
Naplate, IL

Average pressure in July - Naplate, 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 (29.92"Hg).

Average wind speed in July
Naplate, IL

Average wind speed in July - Naplate, IL
  • Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is April (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in July
Naplate, IL

Average humidity in July - Naplate, IL
  • Average humidity in July: 85%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).

Average rainfall in July
Naplate, IL

Average rainfall in July - Naplate, IL
  • Average rainfall in July: 3.7"

The wettest month (with the highest rainfall) is May (5").
The driest month (with the least rainfall) is November (1.81").

Average rainfall days in July
Naplate, IL

Average rainfall days in July - Naplate, IL
  • Average rainfall days in July: 19.9 days

The month with the highest number of rainy days is July (19.9 days).
The month with the least rainy days is February (6.2 days).

Average snowfall in July
Naplate, IL

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

The month with the highest snowfall is February (5.08").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Naplate, IL

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

The month with the highest number of snowfall days is January (12.9 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
Naplate, IL

Average daylight in July / Average sunshine in July - Naplate, 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 18min).

  • Average sunshine in July: 9h and 4min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in July
Naplate, IL

Average sunshine days in July - Naplate, IL
  • Average sunshine days in July: 7.2 days

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is July (7.2 days).

Average UV index in July
Naplate, IL

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

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

Average cloud cover in July
Naplate, IL

Average cloud cover in July - Naplate, IL
  • Average cloud cover in July: 35

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in July
Naplate, IL

Average visibility in July - Naplate, IL
  • Average visibility in July: 5mi

The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).

Naplate, Illinois, USA

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