August weather forecast
Helotes, TX

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Weather in August

The last month of the summer, August, is a torrid month in Helotes, Texas, with an average temperature varying between 95°F (35°C) and 74.5°F (23.6°C).

Temperature

Helotes witnesses the warmest weather in August, with temperatures averaging a high of 95°F (35°C) and a low of 74.5°F (23.6°C).

Heat index

The heat index for August is estimated at a burning hot 113°F (45°C). Keep wary: Heat cramps along with heat exhaustion are expected. Heatstroke is a possible outcome of ongoing activity.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'real feel', comes about by integrating the temperature readings with the humidity levels. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important 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 human body keeps its cool primarily through perspiration, as this process enables sweat to evaporate, taking away the excess heat. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

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

Rainfall

In Helotes, in August, during 10.2 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Helotes, during the entire year, the rain falls for 140.3 days and collects up to 23.15" (588mm) of precipitation.

Snowfall

In Helotes, snow does not fall in March through December.

Daylight

The average length of the day in August is 13h and 11min.
On the first day of the month, sunrise is at 6:55 am and sunset at 8:27 pm. On the last day of August, sunrise is at 7:11 am and sunset at 7:57 pm CDT.

Sunshine

In August, the average sunshine is 9.9h.

UV index

The months with the highest UV index in Helotes are June through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 7 in August interprets into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. 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. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year in Helotes?

August is the warmest month, with the temperature often reaching an average high of 95°F (35°C) and an average low of 74.5°F (23.6°C).

How hot does it get in Helotes in August?

The high-temperature, in August, in Helotes, is 95°F (35°C), while the low-temperature averages to 74.5°F (23.6°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 113°F (45°C).

What is the least humid month?

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

What is the average humidity in August?

The average relative humidity in August is 60%.

How many days does it rain in August?

In Helotes, in August, during 10.2 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

When it does not snow?

March through December are months without snowfall.

What is the average length of the day in August?

In Helotes, the average day length in August is 13h and 11min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:55 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 7:57 pm CDT.

How many hours of sunshine does Helotes have in August?

In Helotes, the average sunshine duration in August is 9.9h.

When is the highest UV index?

June through 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 Helotes, the average daily maximum UV index in August is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Helotes, TX

Average temperature in August - Helotes, 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 (60.4°F).

  • Average low temperature in August: 74.5°F

The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (43.2°F).

Average pressure in August
Helotes, TX

Average pressure in August - Helotes, 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
Helotes, TX

Average wind speed in August - Helotes, TX
  • Average wind speed in August: 6.9mph

The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is September (6.5mph).

Average humidity in August
Helotes, TX

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

The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (60%).

Average rainfall in August
Helotes, TX

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

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is February (0.94").

Average rainfall days in August
Helotes, TX

Average rainfall days in August - Helotes, TX
  • Average rainfall days in August: 10.2 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in August
Helotes, TX

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

The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in August
Helotes, TX

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

The month with the highest number of snowfall days is February (0.5 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
Helotes, TX

Average daylight in August / Average sunshine in August - Helotes, 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: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are November and December (Average sunshine: 5h and 30min).

Average sunshine days in August
Helotes, TX

Average sunshine days in August - Helotes, TX
  • Average sunshine days in August: 18.3 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is September (11.2 days).

Average UV index in August
Helotes, TX

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

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

Average cloud cover in August
Helotes, TX

Average cloud cover in August - Helotes, TX
  • Average cloud cover in August: 23

The months with the most cloud cover are March and May (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in August
Helotes, TX

Average visibility in August - Helotes, 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).

Helotes, Texas, USA

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