July weather forecast
South Sumter, SC

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Weather in July

July, like June, is another tropical summer month in South Sumter, South Carolina, with an average temperature ranging between min 72.9°F (22.7°C) and max 90.7°F (32.6°C).

Temperature

The warmest month is July, with an average high-temperature of 90.7°F (32.6°C) and an average low-temperature of 72.9°F (22.7°C).

Heat index

In July, the average heat index is estimated at a blisteringly hot 109.4°F (43°C). Mindful: Heat cramps and heat exhaustion are to be expected. Extended physical effort might result in heatstroke.
Research indicates the heat index considers values in shaded locales and with light winds. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a numerical representation of warmth when taking temperature and moisture levels into account. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.

Humidity

In July, the average relative humidity is 73%.

Rainfall

In July, the rain falls for 20.1 days. Throughout July, 3.23" (82mm) of precipitation is accumulated. In South Sumter, during the entire year, the rain falls for 161.8 days and collects up to 33.35" (847mm) of precipitation.

Snowfall

In South Sumter, snow does not fall in April through October.

Daylight

In South Sumter, South Carolina, the average length of the day in July is 14h and 9min.
On the first day of the month, sunrise is at 6:14 am and sunset at 8:36 pm. On the last day of July, in South Sumter, sunrise is at 6:32 am and sunset at 8:22 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 10.7h of sunshine.

UV index

June and July, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 7 during July translates into the following directions:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What month is the hottest in South Sumter?

In South Sumter, South Carolina, the average temperatures in July are the highest, with a peak at 90.7°F (32.6°C) and a low of 72.9°F (22.7°C).

How hot does it get in South Sumter in July?

In South Sumter, 90.7°F (32.6°C) is the average high-temperature and 72.9°F (22.7°C) is the average low-temperature during July. In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is estimated at 109.4°F (43°C).

What is the average humidity in July in South Sumter?

In South Sumter, the average relative humidity in July is 73%.

How many days does it rain in July in South Sumter?

In South Sumter, in July, during 20.1 rainfall days, 3.23" (82mm) of precipitation is typically accumulated.

When it does not snow in South Sumter?

April through October are months without snowfall.

What is the average length of the day in July in South Sumter?

The average day length in July in South Sumter is 14h and 9min.

When is the sunrise / sunset in July in South Sumter?

In July, on the first day of the month, sunrise is at 6:14 am and sunset at 8:36 pm. On the last day of the month, in South Sumter, South Carolina, sunrise is at 6:32 am and sunset at 8:22 pm EDT.

What month has the most sunshine in South Sumter?

July has the most sunshine of the year, with an average of 10.7h of sunshine.

How many hours of sunshine does South Sumter have in July?

The average sunshine duration in July in South Sumter is 10.7h.

What are the months with the highest UV index in South Sumter?

The months with the highest UV index in South Sumter are June and July, with an average maximum UV index of 7.

How high is the UV index in July in South Sumter?

In July, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
South Sumter, SC

Average temperature in July - South Sumter, SC
  • Average high temperature in July: 90.7°F

The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (52.9°F).

  • Average low temperature in July: 72.9°F

The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).

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Average pressure in July
South Sumter, SC

Average pressure in July - South Sumter, SC
  • Average pressure in July: 29.99"Hg

The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in July
South Sumter, SC

Average wind speed in July - South Sumter, SC
  • Average wind speed in July: 6.2mph

The windiest months (with the highest average wind speed) are February and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in July
South Sumter, SC

Average humidity in July - South Sumter, SC
  • Average humidity in July: 73%

The month with the highest relative humidity is May (76%).
The months with the lowest relative humidity are January and November (70%).

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Average rainfall in July
South Sumter, SC

Average rainfall in July - South Sumter, SC
  • Average rainfall in July: 3.23"

The wettest month (with the highest rainfall) is December (3.58").
The driest month (with the least rainfall) is January (1.89").

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Average rainfall days in July
South Sumter, SC

Average rainfall days in July - South Sumter, SC
  • Average rainfall days in July: 20.1 days

The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is October (8.5 days).

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Average snowfall in July
South Sumter, SC

Average snowfall in July - South Sumter, SC
  • Average snowfall in July: 0"

The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
South Sumter, SC

Average snowfall days in July - South Sumter, SC
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
South Sumter, SC

Average daylight in July / Average sunshine in July - South Sumter, SC
  • Average daylight in July: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in July
South Sumter, SC

Average sunshine days in July - South Sumter, SC
  • Average sunshine days in July: 8.8 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in July
South Sumter, SC

Average UV index in July - South Sumter, SC
  • Average UV index in July: 7

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

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Average cloud cover in July
South Sumter, SC

Average cloud cover in July - South Sumter, SC
  • Average cloud cover in July: 31

The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in July
South Sumter, SC

Average visibility in July - South Sumter, SC
  • 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).

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South Sumter, South Carolina, USA

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