August weather forecast
Jamaica Beach, TX

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Weather in August

August, the last month of the summer in Jamaica Beach, is another hot month, with temperature in the range of an average low of 81.9°F (27.7°C) and an average high of 87.4°F (30.8°C).

Temperature

Temperature records mark August as the warmest month, with highs averaging 87.4°F (30.8°C) and lows at 81.9°F (27.7°C).

Heat index

The heat index value during August is calculated to be a torrid 102.2°F (39°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Heat index determinations are made taking into account the shade and light air movements. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

In Jamaica Beach, Texas, the average relative humidity in August is 75%.

Rainfall

In August, the rain falls for 19.4 days. Throughout August, 3.46" (88mm) of precipitation is accumulated. In Jamaica Beach, during the entire year, the rain falls for 161.9 days and collects up to 24.33" (618mm) of precipitation.

Snowfall

March through December are months without snowfall.

Daylight

The average length of the day in August is 13h and 10min.
On the first day of August, sunrise is at 6:40 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 7:42 pm CDT.

Sunshine

August has the most sunshine of the year, with an average of 10.9h of sunshine.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 7 in August suggests the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest in Jamaica Beach?

In Jamaica Beach, August is the warmest month, with temperatures averaging a high of 87.4°F (30.8°C) and a low of 81.9°F (27.7°C).

Is it hot in Jamaica Beach during August?

The high-temperature in Jamaica Beach during August is 87.4°F (30.8°C) and the low-temperature is 81.9°F (27.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 102.2°F (39°C).

What is the average humidity in August?

The average relative humidity in August in Jamaica Beach is 75%.

How many days does it rain in August?

In August, the rain falls for 19.4 days. Throughout August, 3.46" (88mm) of precipitation is accumulated.

When it does not snow?

March through December are months without snowfall.

What is the average length of the day in August in Jamaica Beach?

The average day length in August is 13h and 10min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 6:40 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 7:42 pm CDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.9h of sunshine.

How many hours of sunshine does Jamaica Beach have in August?

The average sunshine duration in August in Jamaica Beach is 10.9h.

What is the month with the highest UV index?

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

What is the UV index reading in August?

In Jamaica Beach, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
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
Jamaica Beach, TX

Average temperature in August - Jamaica Beach, TX
  • Average high temperature in August: 87.4°F

The warmest month (with the highest average high temperature) is August (87.4°F).
The month with the lowest average high temperature is January (59.7°F).

  • Average low temperature in August: 81.9°F

The month with the highest average low temperature is August (81.9°F).
The coldest month (with the lowest average low temperature) is January (51.6°F).

Average pressure in August
Jamaica Beach, TX

Average pressure in August - Jamaica Beach, TX
  • Average pressure in August: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Jamaica Beach, TX

Average wind speed in August - Jamaica Beach, TX
  • Average wind speed in August: 9.4mph

The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).

Average humidity in August
Jamaica Beach, TX

Average humidity in August - Jamaica Beach, TX
  • Average humidity in August: 75%

The months with the highest relative humidity are February and March (81%).
The month with the lowest relative humidity is October (72%).

Average rainfall in August
Jamaica Beach, TX

Average rainfall in August - Jamaica Beach, TX
  • Average rainfall in August: 3.46"

The wettest month (with the highest rainfall) is September (4.29").
The driest months (with the least rainfall) are February and March (0.75").

Average rainfall days in August
Jamaica Beach, TX

Average rainfall days in August - Jamaica Beach, TX
  • Average rainfall days in August: 19.4 days

The month with the highest number of rainy days is September (19.9 days).
The month with the least rainy days is January (10.1 days).

Average snowfall days in August
Jamaica Beach, TX

Average snowfall days in August - Jamaica Beach, TX
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in August /
Average sunshine in August
Jamaica Beach, TX

Average daylight in August / Average sunshine in August - Jamaica Beach, TX
  • Average daylight in August: 13h and 1min

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

  • Average sunshine in August: 10h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in August
Jamaica Beach, TX

Average sunshine days in August - Jamaica Beach, TX
  • Average sunshine days in August: 8.3 days

The month with the most sunshine days is January (18.2 days).
The month with the least sunshine days is August (8.3 days).

Average UV index in August
Jamaica Beach, TX

Average UV index in August - Jamaica Beach, TX
  • Average UV index in August: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

Average cloud cover in August
Jamaica Beach, TX

Average cloud cover in August - Jamaica Beach, TX
  • Average cloud cover in August: 26

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, July, August and October (Cloud cover 26).

Average visibility in August
Jamaica Beach, TX

Average visibility in August - Jamaica Beach, TX
  • 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).

Jamaica Beach, Texas, USA

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