August weather forecast
Gainesville, TX

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Weather in August

August, the last month of the summer in Gainesville, is a sweltering month, with an average temperature fluctuating between 95°F (35°C) and 74.3°F (23.5°C).

Temperature

In Gainesville, August is the warmest month, with temperatures averaging a high of 95°F (35°C) and a low of 74.3°F (23.5°C).

Heat index

The heat index value for August is computed to be a blisteringly hot 111.2°F (44°C). Guard: Heat exhaustion and heat cramps are foreseeable. Prolonged effort may bring about heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

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

Rainfall

In August, the rain falls for 11.3 days. Throughout August, 2.44" (62mm) of precipitation is accumulated. Throughout the year, in Gainesville, there are 130.7 rainfall days, and 29.33" (745mm) of precipitation is accumulated.

Snowfall

In Gainesville, Texas, snow does not fall in April through October.

Daylight

In August, the average length of the day is 13h and 22min.
On the first day of August, sunrise is at 6:41 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 7:54 pm CDT.

Sunshine

August has the most sunshine of the year in Gainesville, with an average of 11.1h of sunshine.

UV index

June 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 threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 7 in August transforms into this advice:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

In Gainesville, August records the average highest temperatures, peaking at 95°F (35°C) and reaching a low of 74.3°F (23.5°C).

How hot is it in August?

In Gainesville, 95°F (35°C) is the average high-temperature and 74.3°F (23.5°C) is the average low-temperature during August. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 111.2°F (44°C).

What is the least humid month?

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

What is the average humidity in August?

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

How many days does it rain in August?

In August, the rain falls for 11.3 days. Throughout August, 2.44" (62mm) of precipitation is accumulated.

When it does not snow in Gainesville?

In Gainesville, snow does not fall in April through October.

What is the average length of the day in August?

In August, the average day length is 13h and 22min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:41 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 7:54 pm CDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 11.1h of sunshine.

How long on average sun shines in August?

In Gainesville, the average sunshine duration in August is 11.1h.

What is the month with the highest UV index?

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

What is the UV index intensity in August?

The average daily maximum UV index in August is 7. A UV Index 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
Gainesville, TX

Average temperature in August - Gainesville, TX
  • Average high temperature in August: 95°F

The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (52.5°F).

  • Average low temperature in August: 74.3°F

The months with the highest average low temperature are July and August (74.3°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

Average pressure in August
Gainesville, TX

Average pressure in August - Gainesville, TX
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in August
Gainesville, TX

Average wind speed in August - Gainesville, TX
  • Average wind speed in August: 7.2mph

The windiest months (with the highest average wind speed) are March and April (10.5mph).
The calmest month (with the lowest average wind speed) is September (7mph).

Average humidity in August
Gainesville, TX

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

The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is August (57%).

Average rainfall in August
Gainesville, TX

Average rainfall in August - Gainesville, TX
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is October (3.78").
The driest month (with the least rainfall) is January (1.42").

Average rainfall days in August
Gainesville, TX

Average rainfall days in August - Gainesville, TX
  • Average rainfall days in August: 11.3 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (6.7 days).

Average snowfall in August
Gainesville, TX

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

The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Gainesville, TX

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

The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Gainesville, TX
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in August: 11h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

Average sunshine days in August
Gainesville, TX

Average sunshine days in August - Gainesville, TX
  • Average sunshine days in August: 16.3 days

The month with the most sunshine days is January (22.9 days).
The month with the least sunshine days is May (15.1 days).

Average UV index in August
Gainesville, TX

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

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

Average cloud cover in August
Gainesville, TX

Average cloud cover in August - Gainesville, TX
  • Average cloud cover in August: 19

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 19).

Average visibility in August
Gainesville, TX

Average visibility in August - Gainesville, 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).

Gainesville, Texas, USA

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