August weather forecast
Norfork, AR

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Weather in August

The last month of the summer, August, is another hot month in Norfork, Arkansas, with temperature in the range of an average low of 66.9°F (19.4°C) and an average high of 89.8°F (32.1°C).

Temperature

The onset of August notes an average high-temperature of a still hot 89.8°F (32.1°C), subtly shifted from July's 90.5°F (32.5°C). Norfork, in August, experiences a marked contrast from daytime zeniths to a steady average low-temperature of 66.9°F (19.4°C).

Heat index

The heat index for August is appraised at an extremely hot 107.6°F (42°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Understanding the heat index involves considering values for shaded locales with light wind. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is achieved by amalgamating air temperature with the relative humidity readings. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

The months with the lowest humidity are August and October, with an average relative humidity of 73%.

Rainfall

In Norfork, in August, it is raining for 15.8 days, with typically 2.87" (73mm) of accumulated precipitation. In Norfork, during the entire year, the rain falls for 150 days and collects up to 33.66" (855mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Norfork, the average length of the day in August is 13h and 29min.
On the first day of August, sunrise is at 6:16 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:37 pm CDT.

Sunshine

In August, the average sunshine is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

In August, in Norfork, the average high-temperature is 89.8°F (32.1°C), and the average low-temperature is 66.9°F (19.4°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is appraised at 107.6°F (42°C).

What is the least humid month?

The months with the lowest humidity in Norfork are August and October, with an average relative humidity of 73%.

What is the average humidity in August in Norfork?

The average relative humidity in August is 73%.

How much does it rain in August?

In August, the rain falls for 15.8 days. Throughout August, 2.87" (73mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Norfork have in August?

In August, the average day length is 13h and 29min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:16 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:37 pm CDT.

How many hours of sunshine does Norfork have in August?

In August, the average sunshine duration is 10.2h.

When is the highest UV index?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in August?

In August, the average daily maximum UV index in Norfork is 6. 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
Norfork, AR

Average temperature in August - Norfork, AR
  • Average high temperature in August: 89.8°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (44.2°F).

  • Average low temperature in August: 66.9°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

Average pressure in August
Norfork, AR

Average pressure in August - Norfork, AR
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Norfork, AR

Average wind speed in August - Norfork, AR
  • Average wind speed in August: 4.5mph

The windiest months (with the highest average wind speed) are February, March and April (7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in August
Norfork, AR

Average humidity in August - Norfork, AR
  • Average humidity in August: 73%

The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are August and October (73%).

Average rainfall in August
Norfork, AR

Average rainfall in August - Norfork, AR
  • Average rainfall in August: 2.87"

The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days in August
Norfork, AR

Average rainfall days in August - Norfork, AR
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in August
Norfork, AR

Average snowfall in August - Norfork, AR
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.93").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Norfork, AR

Average snowfall days in August - Norfork, AR
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (3.8 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
Norfork, AR

Average daylight in August / Average sunshine in August - Norfork, AR
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in August
Norfork, AR

Average sunshine days in August - Norfork, AR
  • Average sunshine days in August: 12.5 days

The month with the most sunshine days is January (19.5 days).
The month with the least sunshine days is July (11.9 days).

Average UV index in August
Norfork, AR

Average UV index in August - Norfork, AR
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in August
Norfork, AR

Average cloud cover in August - Norfork, AR
  • Average cloud cover in August: 30

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in August
Norfork, AR

Average visibility in August - Norfork, AR
  • Average visibility in August: 5mi

The months with the highest visibility are January, February, June, October, November and December (6mi).
The months with the lowest visibility are March, April, May, July, August and September (5mi).

Norfork, Arkansas, USA

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