August weather forecast
Bethlehem, NC

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Weather in August

The last month of the summer, August, is another hot month in Bethlehem, North Carolina, with an average temperature ranging between max 86.2°F (30.1°C) and min 64.4°F (18°C).

Temperature

August's average high-temperature is a still tropical 86.2°F (30.1°C), maintaining a close comparison with July's 88.2°F (31.2°C). Throughout August, Bethlehem registers a distinct decrease from daytime highs, reaching an average low of 64.4°F (18°C).

Heat index

The average heat index in August is estimated at a fiery hot 96.8°F (36°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
Keep in mind the heat index values are meant for areas in shade and with light 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 'real feel' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

In August, the average relative humidity in Bethlehem is 73%.

Rainfall

In August, the rain falls for 17.1 days. Throughout August, 2.72" (69mm) of precipitation is accumulated. Throughout the year, there are 160.8 rainfall days, and 30.59" (777mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Bethlehem, the average length of the day in August is 13h and 28min.
On the first day of the month, sunrise is at 6:33 am and sunset at 8:29 pm. On the last day of August, sunrise is at 6:56 am and sunset at 7:53 pm EDT.

Sunshine

In August, the average sunshine is 10.6h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Fend off overexposure. Sun protection is vital. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Updated: Jun 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

The average high-temperature and low-temperature during August are 86.2°F (30.1°C) and 64.4°F (18°C) respectively. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 96.8°F (36°C).

What is the average humidity in August?

The average relative humidity in August is 73%.

How many days does it rain in August?

In Bethlehem, during August, the rain falls for 17.1 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in August?

In August, the average day length is 13h and 28min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:33 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 7:53 pm EDT.

How long on average sun shines in August?

In Bethlehem, the average sunshine duration in August is 10.6h.

What is the month with 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 reading in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk from 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
Bethlehem, NC

Average temperature in August - Bethlehem, NC
  • Average high temperature in August: 86.2°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in August: 64.4°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).

Average pressure in August
Bethlehem, NC

Average pressure in August - Bethlehem, NC
  • Average pressure in August: 30.02"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in August
Bethlehem, NC

Average wind speed in August - Bethlehem, NC
  • Average wind speed in August: 3.8mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in August
Bethlehem, NC

Average humidity in August - Bethlehem, NC
  • Average humidity in August: 73%

The months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (71%).

Average rainfall in August
Bethlehem, NC

Average rainfall in August - Bethlehem, NC
  • Average rainfall in August: 2.72"

The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in August
Bethlehem, NC

Average rainfall days in August - Bethlehem, NC
  • Average rainfall days in August: 17.1 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in August
Bethlehem, NC

Average snowfall in August - Bethlehem, NC
  • Average snowfall in August: 0"

The month with the highest snowfall is December (2.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Bethlehem, NC

Average snowfall days in August - Bethlehem, NC
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (2.8 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
Bethlehem, NC

Average daylight in August / Average sunshine in August - Bethlehem, NC
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in August: 10h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

Average sunshine days in August
Bethlehem, NC

Average sunshine days in August - Bethlehem, NC
  • Average sunshine days in August: 11.5 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is July (10.3 days).

Average UV index in August
Bethlehem, NC

Average UV index in August - Bethlehem, NC
  • 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, February and December (UV index 2).

Average cloud cover in August
Bethlehem, NC

Average cloud cover in August - Bethlehem, NC
  • Average cloud cover in August: 31

The month with the most cloud cover is March (Cloud cover 41).
The months with the least cloud cover are June and July (Cloud cover 28).

Average visibility in August
Bethlehem, NC

Average visibility in August - Bethlehem, NC
  • Average visibility in August: 6mi

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

Bethlehem, North Carolina, USA

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