July weather forecast
Dekalb, SC

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Weather in July

July, the same as June, in Dekalb, South Carolina, is a hot summer month, with temperature in the range of an average high of 90.5°F (32.5°C) and an average low of 72.7°F (22.6°C).

Temperature

Dekalb experiences its highest average temperatures in July, reaching a peak of 90.5°F (32.5°C) and a minimum of 72.7°F (22.6°C).

Heat index

The heat index in July is computed to be a blisteringly hot 109.4°F (43°C). Notice: Heat cramps and heat exhaustion are likely. Continued strenuous activity might lead to heatstroke.
The metrics for the heat index are tailored for both shady environments and light winds. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', melds the effects of warmth and moisture to generate a feeling of heat. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. 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 largely significant for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.

Humidity

In Dekalb, the average relative humidity in July is 72%.

Rainfall

In Dekalb, during July, the rain falls for 13.8 days and regularly aggregates up to 1.3" (33mm) of precipitation. In Dekalb, during the entire year, the rain falls for 116.1 days and collects up to 11.42" (290mm) of precipitation.

Snowfall

In Dekalb, snow does not fall in March through December.

Daylight

In Dekalb, the average length of the day in July is 14h and 11min.
On the first day of July, sunrise is at 6:14 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 8:24 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.9h of sunshine.

UV index

June and July, with an average maximum UV index of 7, are months with the highest UV index in Dekalb. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 7 in July leads to these recommendations:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What time of the year is the hottest in Dekalb?

July is the month when Dekalb, South Carolina, sees the average highest temperatures, with a high of 90.5°F (32.5°C) and a low of 72.7°F (22.6°C).

How hot is it in Dekalb in July?

The high-temperature in Dekalb during July is 90.5°F (32.5°C) and the low-temperature is 72.7°F (22.6°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 109.4°F (43°C).

What is the average humidity in July in Dekalb?

The average relative humidity in July in Dekalb is 72%.

How many days does it rain in July in Dekalb?

In July, the rain falls for 13.8 days. Throughout July, 1.3" (33mm) of precipitation is accumulated.

When it does not snow in Dekalb?

March through December are months without snowfall in Dekalb, South Carolina.

What is the average length of the day in July in Dekalb?

In July, the average day length in Dekalb, South Carolina, is 14h and 11min.

What time are sunrise and sunset in July in Dekalb?

In July, on the first day of the month, sunrise is at 6:14 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 8:24 pm EDT.

What month has the most sunshine in Dekalb?

With an average of 10.9h of sunshine, July has the most sunshine of the year in Dekalb, South Carolina.

How long on average sun shines in July in Dekalb?

In July, the average sunshine duration is 10.9h.

When is the highest UV index in Dekalb?

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

How high is the UV index in July in Dekalb?

In Dekalb, South Carolina, the average daily maximum UV index in July is 7. A UV Index value of 6 to 7 symbolizes 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
Dekalb, SC

Average temperature in July - Dekalb, SC
  • Average high temperature in July: 90.5°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (52.2°F).

  • Average low temperature in July: 72.7°F

The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).

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Average pressure in July
Dekalb, SC

Average pressure in July - Dekalb, 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
Dekalb, SC

Average wind speed in July - Dekalb, SC
  • Average wind speed in July: 5.9mph

The windiest months (with the highest average wind speed) are February and April (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in July
Dekalb, SC

Average humidity in July - Dekalb, SC
  • Average humidity in July: 72%

The month with the highest relative humidity is May (75%).
The months with the lowest relative humidity are January, March and November (70%).

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Average rainfall in July
Dekalb, SC

Average rainfall in July - Dekalb, SC
  • Average rainfall in July: 1.3"

The wettest month (with the highest rainfall) is August (1.42").
The driest month (with the least rainfall) is September (0.59").

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Average rainfall days in July
Dekalb, SC

Average rainfall days in July - Dekalb, SC
  • Average rainfall days in July: 13.8 days

The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is November (5.8 days).

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Average snowfall in July
Dekalb, SC

Average snowfall in July - Dekalb, SC
  • Average snowfall in July: 0"

The month with the highest snowfall is February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in July
Dekalb, SC

Average snowfall days in July - Dekalb, SC
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and December (0 days).

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Average daylight in July /
Average sunshine in July
Dekalb, SC

Average daylight in July / Average sunshine in July - Dekalb, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

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Average sunshine days in July
Dekalb, SC

Average sunshine days in July - Dekalb, SC
  • Average sunshine days in July: 13.3 days

The month with the most sunshine days is October (23.9 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in July
Dekalb, SC

Average UV index in July - Dekalb, SC
  • Average UV index in July: 7

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in July
Dekalb, SC

Average cloud cover in July - Dekalb, SC
  • Average cloud cover in July: 29

The month with the most cloud cover is February (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 28).

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Average visibility in July
Dekalb, SC

Average visibility in July - Dekalb, 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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Dekalb, South Carolina, USA

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