August weather forecast
Tybee Island, GA

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Weather in August

August sees the continuation of summer at its peak in Tybee Island. It generally presents the same conditions as July, with high temperature, robust sunshine, and a high quantity of rainfall. August stands out with the highest rainfall of the year at 6.02in, attributing to the most significant number of rainfall days. Moving towards September, a lessening of both heat and daylight hours can be expected. However, snowfall remains practically non-existent.

Temperature

August's arrival in Tybee Island, Georgia, brings an average high-temperature of a still tropical 87.1°F (30.6°C), slightly deviating from July's 87.4°F (30.8°C). In Tybee Island, a slight decrease from the daytime peak is noted during the month of August, with an average low-temperature of 78.4°F (25.8°C).

Heat index

The heat index value for August is appraised at a sweltering 102.2°F (39°C). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is found by incorporating humidity levels into the air temperature measurement. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

In Tybee Island, the average relative humidity in August is 77%.

Rainfall

August is the month with the most rainfall in Tybee Island. Rain falls for 22.5 days and accumulates 6.02" (153mm) of precipitation.

Snowfall

In Tybee Island, snow does not fall in March through December.

Ocean temperature

The month with the warmest seawater is August, with an average ocean temperature of 83.5°F (28.6°C).
Note: Water temperature ranging between 77°F (25°C) and 84.2°F (29°C) is considered very warm and pleasing for everyone. It allows for enjoyable water activities over extended periods without discomfort.

Daylight

The average length of the day in August is 13h and 17min.
On the first day of the month, sunrise is at 6:39 am and sunset at 8:20 pm. On the last day of August, in Tybee Island, sunrise is at 6:58 am and sunset at 7:48 pm EDT.

Sunshine

In August, the average sunshine in Tybee Island is 10.8h.

UV index

The months with the highest UV index in Tybee Island, Georgia, are May through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 7 during August morphs into the following directions:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Attention! UV radiation is ramped up when reflecting off sand and water surfaces.
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Frequently asked questions

Is it hot in Tybee Island during August?

In Tybee Island, in August, the average high-temperature is 87.1°F (30.6°C), and the average low-temperature is 78.4°F (25.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in August is appraised at 102.2°F (39°C).

What is the average humidity in August in Tybee Island?

In Tybee Island, Georgia, the average relative humidity in August is 77%.

What is the rainiest month in Tybee Island?

The month with the most rainfall in Tybee Island is August, when the rain falls for 22.5 days and typically aggregates up to 6.02" (153mm) of precipitation.

How many days does it rain in August in Tybee Island?

In August, the rain falls for 22.5 days. Throughout August, 6.02" (153mm) of precipitation is accumulated.

When it does not snow in Tybee Island?

In Tybee Island, snow does not fall in March through December.

What is the month with the warmest ocean in Tybee Island?

August is the month with the warmest seawater in Tybee Island, Georgia, with an average ocean temperature of 83.5°F (28.6°C).

What is the ocean temperature in August in Tybee Island?

In Tybee Island, in August, the average water temperature is 83.5°F (28.6°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Tybee Island have in August?

In Tybee Island, the average day length in August is 13h and 17min.

What time are sunrise and sunset in August in Tybee Island?

On the first day of August, sunrise is at 6:39 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 7:48 pm EDT.

How long on average sun shines in August in Tybee Island?

In August, the average sunshine duration in Tybee Island is 10.8h.

When is the highest UV index in Tybee Island?

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

How high is the UV index in August in Tybee Island?

In Tybee Island, the average daily maximum UV index in August is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Tybee Island, GA

Average temperature in August - Tybee Island, GA
  • Average high temperature in August: 87.1°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (57.7°F).

  • Average low temperature in August: 78.4°F

The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (47.1°F).

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Average pressure in August
Tybee Island, GA

Average pressure in August - Tybee Island, GA
  • 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
Tybee Island, GA

Average wind speed in August - Tybee Island, GA
  • Average wind speed in August: 8.2mph

The windiest months (with the highest average wind speed) are January and November (10.3mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).

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Average humidity in August
Tybee Island, GA

Average humidity in August - Tybee Island, GA
  • Average humidity in August: 77%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January, March and October (73%).

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Average rainfall in August
Tybee Island, GA

Average rainfall in August - Tybee Island, GA
  • Average rainfall in August: 6.02"

The wettest month (with the highest rainfall) is August (6.02").
The driest month (with the least rainfall) is January (1.5").

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Average rainfall days in August
Tybee Island, GA

Average rainfall days in August - Tybee Island, GA
  • Average rainfall days in August: 22.5 days

The month with the highest number of rainy days is August (22.5 days).
The month with the least rainy days is November (8 days).

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Average snowfall days in August
Tybee Island, GA

Average snowfall days in August - Tybee Island, GA
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

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Average sea temperature in August
Tybee Island, GA

Average sea temperature in August - Tybee Island, GA
  • Average sea temperature in August: 83.5°F

The best month for swimming (with the highest average sea temperature) is August (83.5°F).
The coldest month (with the lowest average sea temperature) is February (57.5°F).

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Average daylight in August /
Average sunshine in August
Tybee Island, GA

Average daylight in August / Average sunshine in August - Tybee Island, GA
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in August: 10h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in August
Tybee Island, GA

Average sunshine days in August - Tybee Island, GA
  • Average sunshine days in August: 6 days

The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is August (6 days).

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Average UV index in August
Tybee Island, GA

Average UV index in August - Tybee Island, GA
  • 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
Tybee Island, GA

Average cloud cover in August - Tybee Island, GA
  • Average cloud cover in August: 28

The month with the most cloud cover is December (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in August
Tybee Island, GA

Average visibility in August - Tybee Island, GA
  • 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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Tybee Island, Georgia, USA

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