July weather forecast
Indian Spring, IL

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Weather in July

July, like June, in Indian Spring, Illinois, is a moderately hot summer month, with an average temperature ranging between max 81°F (27.2°C) and min 64.6°F (18.1°C).

Temperature

July is the month that records the highest temperatures, with averages ranging from a high of 81°F (27.2°C) to a low of 64.6°F (18.1°C).

Heat index

In July, the average heat index is estimated at a tropical 87.8°F (31°C). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

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

Rainfall

In Indian Spring, during July, the rain falls for 17.3 days and regularly aggregates up to 2.76" (70mm) of precipitation. Throughout the year, there are 151.3 rainfall days, and 30.16" (766mm) of precipitation is accumulated.

Snowfall

In Indian Spring, snow does not fall in May through September.

Daylight

In Indian Spring, the average length of the day in July is 14h and 48min.
On the first day of the month, sunrise is at 5:28 am and sunset at 8:34 pm. On the last day of July, in Indian Spring, sunrise is at 5:52 am and sunset at 8:14 pm CDT.

Sunshine

In Indian Spring, the average sunshine in July is 9.8h.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 6 during July translates into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

The warmest temperatures occur during July, when averages reach a peak of 81°F (27.2°C) and a low of 64.6°F (18.1°C).

What is the average July temperature?

In July, in Indian Spring, the average high-temperature is 81°F (27.2°C), and the average low-temperature is 64.6°F (18.1°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is estimated at 87.8°F (31°C).

What is the most humid month?

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

What is the average humidity in July?

In Indian Spring, the average relative humidity in July is 85%.

How many days does it rain in July?

In Indian Spring, during July, the rain falls for 17.3 days and regularly aggregates up to 2.76" (70mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

How many hours of daylight does Indian Spring have in July?

In July, the average day length is 14h and 48min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:28 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:14 pm CDT.

How long on average sun shines in July?

The average sunshine duration in July is 9.8h.

When is the highest UV index?

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

How high is the UV index in July?

In July, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe 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
Indian Spring, IL

Average temperature in July - Indian Spring, 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 (29.3°F).

  • Average low temperature in July: 64.6°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in July
Indian Spring, IL

Average pressure in July - Indian Spring, 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 (29.91"Hg).

Average wind speed in July
Indian Spring, IL

Average wind speed in July - Indian Spring, IL
  • Average wind speed in July: 6.6mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in July
Indian Spring, IL

Average humidity in July - Indian Spring, 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
Indian Spring, IL

Average rainfall in July - Indian Spring, IL
  • Average rainfall in July: 2.76"

The wettest month (with the highest rainfall) is May (4.41").
The driest months (with the least rainfall) are January and December (1.57").

Average rainfall days in July
Indian Spring, IL

Average rainfall days in July - Indian Spring, IL
  • Average rainfall days in July: 17.3 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (5.9 days).

Average snowfall in July
Indian Spring, IL

Average snowfall in July - Indian Spring, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is February (3.7").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Indian Spring, IL

Average snowfall days in July - Indian Spring, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (11.2 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
Indian Spring, IL

Average daylight in July / Average sunshine in July - Indian Spring, 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 5min

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in July
Indian Spring, IL

Average sunshine days in July - Indian Spring, IL
  • Average sunshine days in July: 11 days

The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is May (10.7 days).

Average UV index in July
Indian Spring, IL

Average UV index in July - Indian Spring, IL
  • Average UV index in July: 6

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

Average cloud cover in July
Indian Spring, IL

Average cloud cover in July - Indian Spring, IL
  • Average cloud cover in July: 33

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

Average visibility in July
Indian Spring, IL

Average visibility in July - Indian Spring, IL
  • Average visibility in July: 5mi

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

Indian Spring, Illinois, USA

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