August weather forecast
Yemassee, SC

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Weather in August

August, the last month of the summer in Yemassee, is also a hot month, with an average temperature varying between 90.1°F (32.3°C) and 75.6°F (24.2°C).

Temperature

A minimal variation is noted in Yemassee's average high-temperature at the onset of August, reaching a still tropical 90.1°F (32.3°C) from July's 90.9°F (32.7°C). Yemassee temperatures generally rest at a low of 75.6°F (24.2°C) during the August nights.

Heat index

In August, the average heat index is computed to be a blistering 111.2°F (44°C). Stay alert: Heat cramps and heat exhaustion are expected. Heatstroke is a likely outcome of ongoing activity.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

In August, the average relative humidity in Yemassee is 76%.

Rainfall

August is the month with the most rainfall in Yemassee. Rain falls for 23.3 days and accumulates 4.76" (121mm) of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

The average length of the day in August in Yemassee is 13h and 19min.
On the first day of the month, sunrise is at 6:37 am and sunset at 8:21 pm. On the last day of August, in Yemassee, sunrise is at 6:57 am and sunset at 7:48 pm EDT.

Sunshine

In Yemassee, South Carolina, the average sunshine in August is 10.4h.

UV index

May through August, 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 hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 7 during August leads to these advisories:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
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Frequently asked questions

How hot is it in Yemassee in August?

An average high-temperature, in August, in Yemassee, is 90.1°F (32.3°C) and the average low-temperature is 75.6°F (24.2°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is computed to be 111.2°F (44°C).

What is the average humidity in August in Yemassee?

In August, the average relative humidity in Yemassee, South Carolina, is 76%.

What is the rainiest month in Yemassee?

The month with the most rainfall is August, when the rain falls for 23.3 days and typically aggregates up to 4.76" (121mm) of precipitation.

How much does it rain in Yemassee in August?

In August, in Yemassee, the rain falls for 23.3 days. Throughout August, 4.76" (121mm) of precipitation is accumulated.

When it does not snow in Yemassee?

February through December are months without snowfall.

What is the average length of the day in August in Yemassee?

In Yemassee, the average day length in August is 13h and 19min.

What time are sunrise and sunset in August in Yemassee?

On the first day of August in Yemassee, South Carolina, sunrise is at 6:37 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 7:48 pm EDT.

How long on average sun shines in August in Yemassee?

The average sunshine duration in August in Yemassee, South Carolina, is 10.4h.

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

The months with the highest UV index in Yemassee are May through August, with an average maximum UV index of 7.

How high is the UV index in August in Yemassee?

The average daily maximum UV index in August in Yemassee, South Carolina, is 7. A UV Index of 6 to 7 symbolizes a high health threat from unsafe 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 August
Yemassee, SC

Average temperature in August - Yemassee, SC
  • Average high temperature in August: 90.1°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (57.7°F).

  • Average low temperature in August: 75.6°F

The months with the highest average low temperature are July and August (75.6°F).
The coldest month (with the lowest average low temperature) is January (42.6°F).

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Average pressure in August
Yemassee, SC

Average pressure in August - Yemassee, SC
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

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Average wind speed in August
Yemassee, SC

Average wind speed in August - Yemassee, SC
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in August
Yemassee, SC

Average humidity in August - Yemassee, SC
  • Average humidity in August: 76%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January and March (71%).

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Average rainfall in August
Yemassee, SC

Average rainfall in August - Yemassee, SC
  • Average rainfall in August: 4.76"

The wettest month (with the highest rainfall) is August (4.76").
The driest month (with the least rainfall) is January (1.54").

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Average rainfall days in August
Yemassee, SC

Average rainfall days in August - Yemassee, SC
  • Average rainfall days in August: 23.3 days

The month with the highest number of rainy days is August (23.3 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in August
Yemassee, SC

Average snowfall in August - Yemassee, SC
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in August
Yemassee, SC

Average snowfall days in August - Yemassee, SC
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in August /
Average sunshine in August
Yemassee, SC

Average daylight in August / Average sunshine in August - Yemassee, SC
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in August: 10h and 2min

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 30min).

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Average sunshine days in August
Yemassee, SC

Average sunshine days in August - Yemassee, SC
  • Average sunshine days in August: 5.2 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is August (5.2 days).

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Average UV index in August
Yemassee, SC

Average UV index in August - Yemassee, SC
  • Average UV index in August: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

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Average cloud cover in August
Yemassee, SC

Average cloud cover in August - Yemassee, SC
  • Average cloud cover in August: 30

The months with the most cloud cover are February and December (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in August
Yemassee, SC

Average visibility in August - Yemassee, SC
  • Average visibility in August: 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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Yemassee, South Carolina, USA

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