July weather forecast
Leaf River, IL

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Weather in July

July, the same as June, is a moderately hot summer month in Leaf River, Illinois, with temperature in the range of an average low of 63.1°F (17.3°C) and an average high of 79.9°F (26.6°C).

Temperature

July is the month when Leaf River's temperatures reach their peak, with averages of 79.9°F (26.6°C) and lows of 63.1°F (17.3°C).

Humidity

The average relative humidity in July in Leaf River is 85%.

Rainfall

In July, the rain falls for 17.4 days. Throughout July, 3.23" (82mm) of precipitation is accumulated. In Leaf River, Illinois, during the entire year, the rain falls for 154.8 days and collects up to 32.36" (822mm) of precipitation.

Snowfall

In Leaf River, snow does not fall in June through September.

Daylight

In July, the average length of the day is 14h and 53min.
On the first day of the month, sunrise is at 5:25 am and sunset at 8:37 pm. On the last day of July, sunrise is at 5:50 am and sunset at 8:17 pm CDT.

Sunshine

July has the most sunshine of the year in Leaf River, with an average of 9.5h of sunshine.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Leaf River. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 5 during July, leads to the following recommendations:
Exercise prevention - Warding off sunburn is urged. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest in Leaf River?

July proves to be the warmest month, recording an average peak temperature of 79.9°F (26.6°C) and a minimum temperature of 63.1°F (17.3°C).

What is the usual temperature for Leaf River in July?

In Leaf River, 79.9°F (26.6°C) is the average high-temperature and 63.1°F (17.3°C) is the average low-temperature during July.

What is the average humidity in July in Leaf River?

In Leaf River, Illinois, the average relative humidity in July is 85%.

How many days does it rain in July in Leaf River?

In July, the rain falls for 17.4 days. Throughout July, 3.23" (82mm) of precipitation is accumulated.

When it does not snow in Leaf River?

In Leaf River, Illinois, snow does not fall in June through September.

How many hours of daylight does Leaf River have in July?

In July, the average day length is 14h and 53min.

When is the sunrise / sunset in July in Leaf River?

On the first day of July, sunrise is at 5:25 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:17 pm CDT.

What month has the most sunshine in Leaf River?

July has the most sunshine of the year in Leaf River, with an average of 9.5h of sunshine.

How long on average sun shines in July in Leaf River?

In July, the average sunshine duration in Leaf River, Illinois, is 9.5h.

When is the highest UV index in Leaf River?

The months with the highest UV index in Leaf River, Illinois, are May through August, with an average maximum UV index of 5.

What is the UV index intensity in July in Leaf River?

The average daily maximum UV index in July is 5. A UV Index value of 3 to 5 symbolizes a medium 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
Leaf River, IL

Average temperature in July - Leaf River, IL
  • Average high temperature in July: 79.9°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in July: 63.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).

Average pressure in July
Leaf River, IL

Average pressure in July - Leaf River, IL
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in July
Leaf River, IL

Average wind speed in July - Leaf River, IL
  • Average wind speed in July: 6.6mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in July
Leaf River, IL

Average humidity in July - Leaf River, IL
  • Average humidity in July: 85%

The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are April and October (75%).

Average rainfall in July
Leaf River, IL

Average rainfall in July - Leaf River, IL
  • Average rainfall in July: 3.23"

The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is February (1.57").

Average rainfall days in July
Leaf River, IL

Average rainfall days in July - Leaf River, IL
  • Average rainfall days in July: 17.4 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in July
Leaf River, IL

Average snowfall in July - Leaf River, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is January (5.79").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Leaf River, IL

Average snowfall days in July - Leaf River, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Leaf River, IL

Average daylight in July / Average sunshine in July - Leaf River, IL
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in July: 9h and 3min

The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in July
Leaf River, IL

Average sunshine days in July - Leaf River, IL
  • Average sunshine days in July: 9.8 days

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is June (9.2 days).

Average UV index in July
Leaf River, IL

Average UV index in July - Leaf River, IL
  • Average UV index in July: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in July
Leaf River, IL

Average cloud cover in July - Leaf River, IL
  • Average cloud cover in July: 37

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 34).

Average visibility in July
Leaf River, IL

Average visibility in July - Leaf River, 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).

Leaf River, Illinois, USA

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