July weather forecast
Greer, IL

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Weather in July

July, the same as June, is a moderately hot summer month in Greer, Illinois, with an average temperature ranging between max 81°F (27.2°C) and min 64.4°F (18°C).

Temperature

The warmest temperatures occur during July, when averages reach a peak of 81°F (27.2°C) and a low of 64.4°F (18°C).

Heat index

The heat index value for July is estimated at a hot 87.8°F (31°C). Enduring exposure and continuous activity might cause a feeling of tiredness and induce heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.

Humidity

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

Rainfall

In Greer, in July, it is raining for 17.8 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, there are 156 rainfall days, and 30.83" (783mm) of precipitation is accumulated.

Snowfall

In Greer, Illinois, snow does not fall in May through October.

Daylight

In Greer, the average length of the day in July is 14h and 44min.
On the first day of the month, sunrise is at 5:23 am and sunset at 8:24 pm. On the last day of July, in Greer, sunrise is at 5:47 am and sunset at 8:06 pm CDT.

Sunshine

In Greer, the average sunshine in July is 9.7h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 6 in July leads to these recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What is the hottest time of year in Greer?

July, with average temperatures reaching a high of 81°F (27.2°C) and a low of 64.4°F (18°C), is the warmest month in Greer, Illinois.

What is the temperature in July in Greer?

In July, the average high-temperature and low-temperature in Greer, Illinois, are 81°F (27.2°C) and 64.4°F (18°C) respectively. In July, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 87.8°F (31°C).

What is the most humid month in Greer?

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

What is the average humidity in July in Greer?

In July, the average relative humidity is 85%.

How much does it rain in Greer in July?

In July, the rain falls for 17.8 days. Throughout July, 2.72" (69mm) of precipitation is accumulated.

When it does not snow in Greer?

In Greer, Illinois, snow does not fall in May through October.

How many hours of daylight does Greer have in July?

In July, the average day length in Greer is 14h and 44min.

What time are sunrise and sunset in July in Greer?

In July, on the first day of the month, sunrise is at 5:23 am and sunset at 8:24 pm. On the last day of the month, in Greer, sunrise is at 5:47 am and sunset at 8:06 pm CDT.

How long on average sun shines in July in Greer?

In July, the average sunshine duration is 9.7h.

When is the highest UV index in Greer?

The months with the highest UV index in Greer are June through August, with an average maximum UV index of 6.

How high is the UV index in July in Greer?

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

Average temperature in July - Greer, 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 (31.1°F).

  • Average low temperature in July: 64.4°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in July
Greer, IL

Average pressure in July - Greer, IL
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in July
Greer, IL

Average wind speed in July - Greer, IL
  • Average wind speed in July: 6.4mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in July
Greer, IL

Average humidity in July - Greer, 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%).

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Average rainfall in July
Greer, IL

Average rainfall in July - Greer, IL
  • Average rainfall in July: 2.72"

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is December (1.73").

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Average rainfall days in July
Greer, IL

Average rainfall days in July - Greer, IL
  • Average rainfall days in July: 17.8 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (6.8 days).

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Average snowfall in July
Greer, IL

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

The month with the highest snowfall is January (4.06").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Greer, IL

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

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Greer, IL

Average daylight in July / Average sunshine in July - Greer, IL
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
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 48min).

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Average sunshine days in July
Greer, IL

Average sunshine days in July - Greer, IL
  • Average sunshine days in July: 10.5 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is May (10.3 days).

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Average UV index in July
Greer, IL

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

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

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Average cloud cover in July
Greer, IL

Average cloud cover in July - Greer, IL
  • Average cloud cover in July: 34

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in July
Greer, IL

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

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

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Greer, Illinois, USA

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