August weather forecast
Waco, TX

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The high Waco Suspension Bridge crossing on the large Brazos River in the Indian Spring Park in Waco, Texas
The high Waco Suspension Bridge crossing on the large Brazos River in the Indian Spring Park in Waco, Texas

Weather in August

The sweltering heat continues into August with temperatures soaring to 96.4°F (35.8°C) - the highest for the year. However, rainfall decreases slightly making it a drier month than July. Even though the winds are at their calmest, averaging 7.5mph (12.1km/h), they provide a welcome respite from the oppressive heat. August holds the crown as the warmest month in Waco’s calendar.

Temperature

With average high temperatures of 96.4°F (35.8°C) and lows of 76.1°F (24.5°C), August is the warmest month.

Heat index

During August, the heat index is appraised at a burning hot 114.8°F (46°C). Stay vigilant: Heat cramps along with heat exhaustion are expected. Heatstroke may follow prolonged exertion.
Understand that the heat index values take into account shaded locations and mild winds. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an estimation of the warmth sensation when considering humidity levels. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

The least humid month is August, with an average relative humidity of 57%.

Rainfall

In Waco, in August, it is raining for 10.8 days, with typically 1.97" (50mm) of accumulated precipitation. In Waco, during the entire year, the rain falls for 133.5 days and collects up to 26.65" (677mm) of precipitation.

Snowfall

March through December are months without snowfall.

Daylight

The average length of the day in August is 13h and 16min.
On the first day of the month, sunrise is at 6:45 am and sunset at 8:24 pm. On the last day of August, sunrise is at 7:04 am and sunset at 7:53 pm CDT.

Sunshine

In August, the average sunshine is 10.7h.

UV index

The average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, the maximum UV index of 7 suggests these recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

August, characterized by an average high temperature of 96.4°F (35.8°C) and a low temperature of 76.1°F (24.5°C), is generally the warmest month.

How hot does it get in August?

An average high-temperature, in August, in Waco, is 96.4°F (35.8°C) and the average low-temperature is 76.1°F (24.5°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 114.8°F (46°C).

What is the least humid month in Waco?

August is the least humid month, with an average relative humidity of 57%.

What is the average humidity in August?

In Waco, the average relative humidity in August is 57%.

How much does it rain in August?

In Waco, in August, during 10.8 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow?

March through December are months without snowfall.

How many hours of daylight does Waco have in August?

In August, the average day length is 13h and 16min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:45 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 7:53 pm CDT.

How long on average sun shines in August?

In Waco, Texas, the average sunshine duration in August is 10.7h.

What is the UV index reading in August?

The average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high health risk 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
Waco, TX

Average temperature in August - Waco, TX
  • Average high temperature in August: 96.4°F

The warmest month (with the highest average high temperature) is August (96.4°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in August: 76.1°F

The month with the highest average low temperature is August (76.1°F).
The coldest month (with the lowest average low temperature) is January (40.5°F).

Average pressure in August
Waco, TX

Average pressure in August - Waco, TX
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
Waco, TX

Average wind speed in August - Waco, TX
  • Average wind speed in August: 7.5mph

The windiest month (with the highest average wind speed) is March (10.5mph).
The calmest month (with the lowest average wind speed) is September (6.9mph).

Average humidity in August
Waco, TX

Average humidity in August - Waco, TX
  • Average humidity in August: 57%

The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (57%).

Average rainfall in August
Waco, TX

Average rainfall in August - Waco, TX
  • Average rainfall in August: 1.97"

The wettest month (with the highest rainfall) is October (3.82").
The driest month (with the least rainfall) is November (1.42").

Average rainfall days in August
Waco, TX

Average rainfall days in August - Waco, TX
  • Average rainfall days in August: 10.8 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in August
Waco, TX

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

The month with the highest snowfall is February (0.39").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in August
Waco, TX

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

The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in August / Average sunshine in August - Waco, TX
  • 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 4min

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 18min).

Average sunshine days in August
Waco, TX

Average sunshine days in August - Waco, TX
  • Average sunshine days in August: 17.3 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is September (13.5 days).

Average UV index in August
Waco, TX

Average UV index in August - Waco, TX
  • Average UV index in August: 7

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in August
Waco, TX

Average cloud cover in August - Waco, TX
  • Average cloud cover in August: 22

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in August
Waco, TX

Average visibility in August - Waco, 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).

Waco, Texas, USA

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