July weather forecast
Blythewood, SC

Weather in July

July, like June, is a hot summer month in Blythewood, South Carolina, with an average temperature fluctuating between 71.8°F (22.1°C) and 91.6°F (33.1°C).

Temperature

The warmest month is July, with an average high-temperature of 91.6°F (33.1°C) and an average low-temperature of 71.8°F (22.1°C).

Heat index

In July, the average heat index is appraised at a blistering 111.6°F (44.2°C). Beware: Heat cramps and heat exhaustion are very likely. Heatstroke is imminent with prolonged activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like clothing, metabolic differences, wind, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. If the body can not disperse the excessive heat and body temperature reaches conditions of hyperthermia, above 99.5°F (37.5°C) to 100.9°F (38.3°C), thermal conditions are potentially life-threatening.

Humidity

The months with the lowest humidity are June, July and November, with an average relative humidity of 71%.

Rainfall

In Blythewood, during July, the rain falls for 18 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Blythewood, during the entire year, the rain falls for 160.7 days and collects up to 32.13" (816mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in July in Blythewood, South Carolina, is 14h and 11min.
On the first day of July in Blythewood, South Carolina, sunrise is at 6:15 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 8:26 pm EDT.

Sunshine

The month with the most sunshine in Blythewood 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 Blythewood. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 7 in July transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the warmest month in Blythewood?

July is the warmest month, with an average high-temperature of 91.6°F (33.1°C) and an average low-temperature of 71.8°F (22.1°C).

What is the temperature in July in Blythewood?

In July, in Blythewood, the average high-temperature is 91.6°F (33.1°C), and the average low-temperature is 71.8°F (22.1°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 111.6°F (44.2°C).

What are the least humid months in Blythewood?

June, July and November, with an average relative humidity of 71%, are the least humid months in Blythewood.

What is the average humidity in July in Blythewood?

The average relative humidity in July is 71%.

How many days does it rain in July in Blythewood?

In July, in Blythewood, the rain falls for 18 days. Throughout July, 2.83" (72mm) of precipitation is accumulated.

When it does not snow in Blythewood?

April through October are months without snowfall in Blythewood.

How many hours of daylight does Blythewood have in July?

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

When are sunrise and sunset in July in Blythewood?

On the first day of July in Blythewood, sunrise is at 6:15 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 8:26 pm EDT.

What month has the most sunshine in Blythewood?

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

How long on average sun shines in July in Blythewood?

In July, the average sunshine duration is 10.9h.

What is the month with the highest UV index in Blythewood?

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

How high is the UV index in July in Blythewood?

In July, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Blythewood, SC

Average temperature in July - Blythewood, SC
  • Average high temperature in July: 91.6°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (51.4°F).

  • Average low temperature in July: 71.8°F

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

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Average pressure in July
Blythewood, SC

Average pressure in July - Blythewood, 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
Blythewood, SC

Average wind speed in July - Blythewood, SC
  • Average wind speed in July: 5.3mph

The windiest months (with the highest average wind speed) are February and April (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in July
Blythewood, SC

Average humidity in July - Blythewood, SC
  • Average humidity in July: 71%

The months with the highest relative humidity are May and December (75%).
The months with the lowest relative humidity are June, July and November (71%).

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Average rainfall in July
Blythewood, SC

Average rainfall in July - Blythewood, SC
  • Average rainfall in July: 2.83"

The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in July
Blythewood, SC

Average rainfall days in July - Blythewood, SC
  • Average rainfall days in July: 18 days

The month with the highest number of rainy days is July (18 days).
The months with the least rainy days are October and November (9 days).

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Average snowfall in July
Blythewood, SC

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

The month with the highest snowfall is February (0.83").
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
Blythewood, SC

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

The month with the highest number of snowfall days is February (1.2 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
Blythewood, SC

Average daylight in July / Average sunshine in July - Blythewood, SC
  • Average daylight in July: 14h and 11min

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 55min).

  • Average sunshine in July: 10h and 54min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in July
Blythewood, SC

Average sunshine days in July - Blythewood, SC
  • Average sunshine days in July: 10.5 days

The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (10.5 days).

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Average UV index in July
Blythewood, SC

Average UV index in July - Blythewood, 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
Blythewood, SC

Average cloud cover in July - Blythewood, SC
  • Average cloud cover in July: 30

The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in July
Blythewood, SC

Average visibility in July - Blythewood, 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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