August weather forecast
Newcastle, TX

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Weather in August

The last month of the summer, August, is also a fiery hot month in Newcastle, Texas, with an average temperature fluctuating between 97°F (36.1°C) and 75.7°F (24.3°C).

Temperature

In Newcastle, the month of August is known for its highest average temperatures, reaching a high of 97°F (36.1°C) and a low of 75.7°F (24.3°C).

Heat index

The average heat index in August is estimated at a blistering 109.4°F (43°C). Attention: Heat exhaustion and heat cramps are quite likely. Heatstroke becomes a risk with continued exertion.
In reference to the heat index, it's for places in shade and with a slight wind. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

The least humid month is August, with an average relative humidity of 49%.

Rainfall

In Newcastle, Texas, during August, the rain falls for 10.9 days and regularly aggregates up to 1.54" (39mm) of precipitation. Throughout the year, there are 104 rainfall days, and 18.58" (472mm) of precipitation is accumulated.

Snowfall

In Newcastle, snow does not fall in May through October.

Daylight

In Newcastle, the average length of the day in August is 13h and 20min.
On the first day of August, sunrise is at 6:48 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 8:00 pm CDT.

Sunshine

In Newcastle, the average sunshine in August is 10.7h.

UV index

The average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 7 during August translates into the following directions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. 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 wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

August, with average temperatures reaching a high of 97°F (36.1°C) and a low of 75.7°F (24.3°C), is the warmest month.

How hot does it get in August?

The high-temperature during August is 97°F (36.1°C) and the low-temperature is 75.7°F (24.3°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is estimated at 109.4°F (43°C).

What is the least humid month?

August is the least humid month, with an average relative humidity of 49%.

What is the average humidity in August?

In Newcastle, the average relative humidity in August is 49%.

How much does it rain in August?

In August, the rain falls for 10.9 days. Throughout August, 1.54" (39mm) of precipitation is accumulated.

When it does not snow?

In Newcastle, Texas, snow does not fall in May through October.

What is the average length of the day in August?

In August, the average day length is 13h and 20min.

When is the sunrise / sunset in August in Newcastle?

In August, on the first day of the month, sunrise is at 6:48 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 8:00 pm CDT.

How long on average sun shines in August?

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 reading of 6 to 7 represents a high hazard to health 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
Newcastle, TX

Average temperature in August - Newcastle, TX
  • Average high temperature in August: 97°F

The warmest month (with the highest average high temperature) is August (97°F).
The month with the lowest average high temperature is December (54.9°F).

  • Average low temperature in August: 75.7°F

The months with the highest average low temperature are July and August (75.7°F).
The coldest month (with the lowest average low temperature) is January (37°F).

Average pressure in August
Newcastle, TX

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in August
Newcastle, TX

Average wind speed in August - Newcastle, TX
  • Average wind speed in August: 8.6mph

The windiest month (with the highest average wind speed) is April (12.1mph).
The calmest month (with the lowest average wind speed) is September (8.3mph).

Average humidity in August
Newcastle, TX

Average humidity in August - Newcastle, TX
  • Average humidity in August: 49%

The month with the highest relative humidity is May (65%).
The month with the lowest relative humidity is August (49%).

Average rainfall in August
Newcastle, TX

Average rainfall in August - Newcastle, TX
  • Average rainfall in August: 1.54"

The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is February (0.87").

Average rainfall days in August
Newcastle, TX

Average rainfall days in August - Newcastle, TX
  • Average rainfall days in August: 10.9 days

The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in August
Newcastle, TX

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

The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Newcastle, TX

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

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in August: 10h and 4min

The months with the most sunshine are June and July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).

Average sunshine days in August
Newcastle, TX

Average sunshine days in August - Newcastle, TX
  • Average sunshine days in August: 16.8 days

The month with the most sunshine days is January (25.3 days).
The month with the least sunshine days is September (16.2 days).

Average UV index in August
Newcastle, TX

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

The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in August
Newcastle, TX

Average cloud cover in August - Newcastle, TX
  • Average cloud cover in August: 16

The month with the most cloud cover is March (Cloud cover 30).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in August
Newcastle, TX

Average visibility in August - Newcastle, 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).

Newcastle, Texas, USA

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