August weather forecast
Kerrville, TX

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Weather in August

August, the last month of the summer in Kerrville, is another hot month, with an average temperature fluctuating between 92.8°F (33.8°C) and 71.6°F (22°C).

Temperature

The warmest time of the year is August, with temperatures averaging a high of 92.8°F (33.8°C) and a low of 71.6°F (22°C).

Heat index

August's mean heat index is appraised at a scorching 107.6°F (42°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', offers an insight into how hot it feels when we factor in moisture content. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

With an average relative humidity of 60%, August is the least humid month.

Rainfall

In Kerrville, during August, the rain falls for 9.8 days and regularly aggregates up to 1.77" (45mm) of precipitation. Throughout the year, there are 135.4 rainfall days, and 18.27" (464mm) of precipitation is accumulated.

Snowfall

March through October are months without snowfall.

Daylight

In August, the average length of the day in Kerrville is 13h and 12min.
On the first day of August, sunrise is at 6:56 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:59 pm CDT.

Sunshine

The average sunshine in August is 9.7h.

UV index

July and August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The average daily UV index of 7 in August transforms into the following instructions:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year?

Kerrville reaches its average highest temperatures in August, measuring 92.8°F (33.8°C) at the peak and 71.6°F (22°C) at the lowest.

How hot does it get in August?

Kerrville in August has an average high-temperature of 92.8°F (33.8°C) and an average low-temperature of 71.6°F (22°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in August is appraised at 107.6°F (42°C).

What is the least humid month?

The least humid month is August, with an average relative humidity of 60%.

What is the average humidity in August?

In Kerrville, the average relative humidity in August is 60%.

How much does it rain in August?

In August, in Kerrville, the rain falls for 9.8 days. Throughout August, 1.77" (45mm) of precipitation is accumulated.

When it does not snow?

In Kerrville, snow does not fall in March through October.

How many hours of daylight does Kerrville have in August?

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

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:56 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:59 pm CDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.7h.

What is the month with the highest UV index?

July and 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 August, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
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
Kerrville, TX

Average temperature in August - Kerrville, TX
  • Average high temperature in August: 92.8°F

The warmest month (with the highest average high temperature) is August (92.8°F).
The month with the lowest average high temperature is January (58.6°F).

  • Average low temperature in August: 71.6°F

The month with the highest average low temperature is August (71.6°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).

Average pressure in August
Kerrville, TX

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in August
Kerrville, TX

Average wind speed in August - Kerrville, TX
  • Average wind speed in August: 8.1mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is September (7.5mph).

Average humidity in August
Kerrville, TX

Average humidity in August - Kerrville, TX
  • Average humidity in August: 60%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (60%).

Average rainfall in August
Kerrville, TX

Average rainfall in August - Kerrville, TX
  • Average rainfall in August: 1.77"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is November (0.87").

Average rainfall days in August
Kerrville, TX

Average rainfall days in August - Kerrville, TX
  • Average rainfall days in August: 9.8 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in August
Kerrville, TX

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

The month with the highest snowfall is February (0.16").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

Average snowfall days in August
Kerrville, TX

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

The month with the highest number of snowfall days is January (0.7 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Kerrville, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are November and December (Average sunshine: 5h and 48min).

Average sunshine days in August
Kerrville, TX

Average sunshine days in August - Kerrville, TX
  • Average sunshine days in August: 19.5 days

The month with the most sunshine days is January (21.2 days).
The month with the least sunshine days is May (12.1 days).

Average UV index in August
Kerrville, TX

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

The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in August
Kerrville, TX

Average cloud cover in August - Kerrville, TX
  • Average cloud cover in August: 24

The month with the most cloud cover is May (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in August
Kerrville, TX

Average visibility in August - Kerrville, 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).

Kerrville, Texas, USA

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