July weather forecast
Dillon, SC

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Weather in July

July, like June, is another hot summer month in Dillon, South Carolina, with an average temperature varying between 89.4°F (31.9°C) and 72.1°F (22.3°C).

Temperature

July, with its high-temperature average of 89.4°F (31.9°C) and a low-temperature average of 72.1°F (22.3°C), is the warmest month.

Heat index

The heat index value during July is calculated to be a blistering 107.6°F (42°C). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Heat index determinations are made taking into account the shade and light air movements. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
The human body keeps its cool primarily through perspiration, as this process enables sweat to evaporate, taking away the excess heat. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In July, the average relative humidity in Dillon is 76%.

Rainfall

In Dillon, in July, it is raining for 18.5 days, with typically 3.35" (85mm) of accumulated precipitation. In Dillon, during the entire year, the rain falls for 159.1 days and collects up to 32.17" (817mm) of precipitation.

Snowfall

In Dillon, snow does not fall in April through November.

Daylight

The average length of the day in July is 14h and 11min.
On the first day of the month, sunrise is at 6:09 am and sunset at 8:33 pm. On the last day of July, sunrise is at 6:27 am and sunset at 8:19 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 reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 7 during July leads to these advisories:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What month is the hottest in Dillon?

Dillon's temperatures tend to reach their peak averages in July, with a high of 89.4°F (31.9°C) and a low of 72.1°F (22.3°C).

How hot is it in Dillon in July?

In July, the average high-temperature and low-temperature are 89.4°F (31.9°C) and 72.1°F (22.3°C) respectively. In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 107.6°F (42°C).

What is the average humidity in July in Dillon?

In Dillon, South Carolina, the average relative humidity in July is 76%.

How much does it rain in Dillon in July?

In Dillon, South Carolina, in July, it is raining for 18.5 days, with typically 3.35" (85mm) of accumulated precipitation.

When it does not snow in Dillon?

April through November are months without snowfall.

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

In July, the average day length in Dillon is 14h and 11min.

When is the sunrise / sunset in July in Dillon?

In July, on the first day of the month, sunrise is at 6:09 am and sunset at 8:33 pm. On the last day of the month, in Dillon, South Carolina, sunrise is at 6:27 am and sunset at 8:19 pm EDT.

What month has the most sunshine in Dillon?

With an average of 10.7h of sunshine, July has the most sunshine of the year in Dillon.

How many hours of sunshine does Dillon have in July?

The average sunshine duration in July is 10.7h.

What are the months with the highest UV index in Dillon?

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

How high is the UV index in July in Dillon?

In July, the average daily maximum UV index in Dillon is 7. A UV Index reading of 6 to 7 represents a high hazard to health 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
Dillon, SC

Average temperature in July - Dillon, SC
  • Average high temperature in July: 89.4°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (52.2°F).

  • Average low temperature in July: 72.1°F

The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

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Average pressure in July
Dillon, SC

Average pressure in July - Dillon, SC
  • Average pressure in July: 29.98"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in July
Dillon, SC

Average wind speed in July - Dillon, SC
  • Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is April (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in July
Dillon, SC

Average humidity in July - Dillon, SC
  • Average humidity in July: 76%

The months with the highest relative humidity are May and September (78%).
The months with the lowest relative humidity are January and November (73%).

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Average rainfall in July
Dillon, SC

Average rainfall in July - Dillon, SC
  • Average rainfall in July: 3.35"

The wettest month (with the highest rainfall) is August (3.66").
The driest month (with the least rainfall) is January (1.54").

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Average rainfall days in July
Dillon, SC

Average rainfall days in July - Dillon, SC
  • 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 October (7.8 days).

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Average snowfall in July
Dillon, SC

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

The month with the highest snowfall is February (1.02").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in July
Dillon, SC

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

The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

Average daylight in July / Average sunshine in July - Dillon, 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 30min).

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Average sunshine days in July
Dillon, SC

Average sunshine days in July - Dillon, SC
  • Average sunshine days in July: 9.6 days

The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is July (9.6 days).

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Average UV index in July
Dillon, SC

Average UV index in July - Dillon, 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
Dillon, SC

Average cloud cover in July - Dillon, SC
  • Average cloud cover in July: 31

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 30).

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Average visibility in July
Dillon, SC

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

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