July weather forecast
Spring Grove, IL

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Weather in July

July, the same as June, is another warm summer month in Spring Grove, Illinois, with an average temperature ranging between max 79°F (26.1°C) and min 63.1°F (17.3°C).

Temperature

The warmest temperatures occur during July, when averages reach a peak of 79°F (26.1°C) and a low of 63.1°F (17.3°C).

Humidity

In July, the average relative humidity is 83%.

Rainfall

In July, the rain falls for 18.5 days. Throughout July, 3.15" (80mm) of precipitation is accumulated. In Spring Grove, during the entire year, the rain falls for 139.6 days and collects up to 26.18" (665mm) of precipitation.

Snowfall

In Spring Grove, snow does not fall in June through September.

Daylight

In Spring Grove, the average length of the day in July is 14h and 55min.
On the first day of the month, sunrise is at 5:20 am and sunset at 8:33 pm. On the last day of July, sunrise is at 5:45 am and sunset at 8:13 pm CDT.

Sunshine

The months with the most sunshine are July and August, with an average of 9.9h of sunshine.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In July, an average UV index of 5 transforms into the following instructions:
Undertake protective steps - Preventing sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

July, characterized by an average high temperature of 79°F (26.1°C) and a low temperature of 63.1°F (17.3°C), is generally the warmest month.

What are the temperatures in July?

The high-temperature, in July, in Spring Grove, records 79°F (26.1°C), while the low-temperature is 63.1°F (17.3°C).

What is the average humidity in July?

In Spring Grove, the average relative humidity in July is 83%.

How many days does it rain in July?

In Spring Grove, in July, it is raining for 18.5 days, with typically 3.15" (80mm) of accumulated precipitation.

When it does not snow?

June through September are months without snowfall.

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

In Spring Grove, the average day length in July is 14h and 55min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:20 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:13 pm CDT.

What are the months with the most sunshine?

July and August, with an average of 9.9h of sunshine, are months with the most sunshine.

How many hours of sunshine does Spring Grove have in July?

In Spring Grove, the average sunshine duration in July is 9.9h.

When is the highest UV index?

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

What is the UV index reading in July?

In July, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to 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
Spring Grove, IL

Average temperature in July - Spring Grove, IL
  • Average high temperature in July: 79°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (26.2°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 (14.9°F).

Average pressure in July
Spring Grove, IL

Average pressure in July - Spring Grove, IL
  • Average pressure in July: 29.96"Hg

The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in July
Spring Grove, IL

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

The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in July
Spring Grove, IL

Average humidity in July - Spring Grove, IL
  • Average humidity in July: 83%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (76%).

Average rainfall in July
Spring Grove, IL

Average rainfall in July - Spring Grove, IL
  • Average rainfall in July: 3.15"

The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is December (1.06").

Average rainfall days in July
Spring Grove, IL

Average rainfall days in July - Spring Grove, IL
  • Average rainfall days in July: 18.5 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (3.4 days).

Average snowfall in July
Spring Grove, IL

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

The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Spring Grove, IL

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

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Spring Grove, IL

Average daylight in July / Average sunshine in July - Spring Grove, 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 6min).

  • Average sunshine in July: 9h and 5min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 36min).

Average sunshine days in July
Spring Grove, IL

Average sunshine days in July - Spring Grove, IL
  • Average sunshine days in July: 9.9 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in July
Spring Grove, IL

Average UV index in July - Spring Grove, 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
Spring Grove, IL

Average cloud cover in July - Spring Grove, IL
  • Average cloud cover in July: 32

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July, August and September (Cloud cover 32).

Average visibility in July
Spring Grove, IL

Average visibility in July - Spring Grove, 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).

Spring Grove, Illinois, USA

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