August weather forecast
Marathon, TX

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Weather in August

The last month of the summer, August, is another hot month in Marathon, Texas, with an average temperature varying between 69.4°F (20.8°C) and 88°F (31.1°C).

Temperature

As August unfolds, the average high-temperature reaches a still hot 88°F (31.1°C), hinting at a slight fluctuation from the previous month. An average nighttime temperature of 69.4°F (20.8°C) is observed in Marathon, Texas, during August.

Heat index

The average heat index in August is calculated to be a hot 89.6°F (32°C). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. 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 'feels like' or 'real feel', quantifies the warmth felt when relative humidity is considered. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

In Marathon, the average relative humidity in August is 46%.

Rainfall

In Marathon, in August, during 12.4 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. In Marathon, during the entire year, the rain falls for 87.6 days and collects up to 10.83" (275mm) of precipitation.

Snowfall

April through September are months without snowfall in Marathon.

Daylight

The average length of the day in August is 13h and 12min.
On the first day of the month, sunrise is at 7:12 am and sunset at 8:46 pm. On the last day of August, sunrise is at 7:29 am and sunset at 8:16 pm CDT.

Sunshine

In August, the average sunshine in Marathon, Texas, is 9.8h.

UV index

In Marathon, Texas, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 6 in August translates into these instructions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Marathon in August?

Marathon in August has an average high-temperature of 88°F (31.1°C) and an average low-temperature of 69.4°F (20.8°C). In August, 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 89.6°F (32°C).

What is the average humidity in August in Marathon?

In Marathon, Texas, the average relative humidity in August is 46%.

How much does it rain in Marathon in August?

In Marathon, Texas, in August, during 12.4 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

When it does not snow in Marathon?

April through September are months without snowfall in Marathon, Texas.

How many hours of daylight does Marathon have in August?

In August, the average day length in Marathon, Texas, is 13h and 12min.

When is the sunrise / sunset in August in Marathon?

In August, on the first day of the month, sunrise is at 7:12 am and sunset at 8:46 pm. On the last day of the month, in Marathon, Texas, sunrise is at 7:29 am and sunset at 8:16 pm CDT.

How many hours of sunshine does Marathon have in August?

In Marathon, Texas, the average sunshine duration in August is 9.8h.

What is the UV index intensity in August in Marathon?

In August, the average daily maximum UV index in Marathon is 6. A UV Index reading of 6 to 7 represents a high health threat from 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
Marathon, TX

Average temperature in August - Marathon, TX
  • Average high temperature in August: 88°F

The warmest month (with the highest average high temperature) is June (90°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in August: 69.4°F

The months with the highest average low temperature are July and August (69.4°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).

Average pressure in August
Marathon, TX

Average pressure in August - Marathon, TX
  • Average pressure in August: 29.91"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are May and June (29.84"Hg).

Average wind speed in August
Marathon, TX

Average wind speed in August - Marathon, TX
  • Average wind speed in August: 7.8mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is September (7.6mph).

Average humidity in August
Marathon, TX

Average humidity in August - Marathon, TX
  • Average humidity in August: 46%

The month with the highest relative humidity is September (56%).
The month with the lowest relative humidity is April (29%).

Average rainfall in August
Marathon, TX

Average rainfall in August - Marathon, TX
  • Average rainfall in August: 1.5"

The wettest month (with the highest rainfall) is September (2.01").
The driest month (with the least rainfall) is February (0.2").

Average rainfall days in August
Marathon, TX

Average rainfall days in August - Marathon, TX
  • Average rainfall days in August: 12.4 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (2.2 days).

Average snowfall in August
Marathon, TX

Average snowfall in August - Marathon, TX
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in August
Marathon, TX

Average snowfall days in August - Marathon, TX
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (1.6 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Marathon, TX

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

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

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 7h and 42min).

Average sunshine days in August
Marathon, TX

Average sunshine days in August - Marathon, TX
  • Average sunshine days in August: 13 days

The month with the most sunshine days is January (26.8 days).
The month with the least sunshine days is July (11.7 days).

Average UV index in August
Marathon, TX

Average UV index in August - Marathon, TX
  • Average UV index in August: 6

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

Average cloud cover in August
Marathon, TX

Average cloud cover in August - Marathon, TX
  • Average cloud cover in August: 15

The month with the most cloud cover is September (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 12).

Average visibility in August
Marathon, TX

Average visibility in August - Marathon, 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).

Marathon, Texas, USA

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