August weather forecast
Bethlehem, MD

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Weather in August

August, the last month of the summer in Bethlehem, is another warm month, with an average temperature fluctuating between 82.9°F (28.3°C) and 68.9°F (20.5°C).

Temperature

The ushering in of August brings an average high-temperature of a still moderately hot 82.9°F (28.3°C), closely mirroring the 84.4°F (29.1°C) of July. Bethlehem, during August, witnesses an average low-temperature of 68.9°F (20.5°C).

Heat index

For most parts of August, the heat index is estimated at a hot 89.6°F (32°C). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. 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', blends air temperature and moisture content to represent the felt temperature to humans. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

In Bethlehem, the average relative humidity in August is 77%.

Rainfall

The month with the most rainfall is August, when the rain falls for 14.2 days and typically aggregates up to 1.93" (49mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in August in Bethlehem is 13h and 38min.
On the first day of August in Bethlehem, sunrise is at 6:05 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:35 pm EDT.

Sunshine

In Bethlehem, the average sunshine in August is 10.5h.

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 risk from unsafe exposure to UV radiation for the ordinary person.
Note: In August, the maximum UV index of 6 suggests this advice:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

How hot does it get in Bethlehem in August?

The high-temperature, in August, in Bethlehem, records 82.9°F (28.3°C), while the low-temperature is 68.9°F (20.5°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 89.6°F (32°C).

What is the average humidity in August in Bethlehem?

The average relative humidity in August in Bethlehem is 77%.

What is the rainiest month in Bethlehem?

The month with the most rainfall is August, when the rain falls for 14.2 days and typically aggregates up to 1.93" (49mm) of precipitation.

How many days does it rain in August in Bethlehem?

In Bethlehem, Maryland, in August, during 14.2 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

When it does not snow in Bethlehem?

In Bethlehem, Maryland, snow does not fall in May through October.

What is the average length of the day in August in Bethlehem?

In August, the average day length is 13h and 38min.

When is the sunrise / sunset in August in Bethlehem?

On the first day of August in Bethlehem, sunrise is at 6:05 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:35 pm EDT.

How many hours of sunshine does Bethlehem have in August?

The average sunshine duration in August is 10.5h.

When is the highest UV index in Bethlehem?

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

What is the UV index intensity in August in Bethlehem?

In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
Bethlehem, MD

Average temperature in August - Bethlehem, MD
  • Average high temperature in August: 82.9°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in August: 68.9°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in August
Bethlehem, MD

Average pressure in August - Bethlehem, MD
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Bethlehem, MD

Average wind speed in August - Bethlehem, MD
  • Average wind speed in August: 6.2mph

The windiest months (with the highest average wind speed) are February and March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in August
Bethlehem, MD

Average humidity in August - Bethlehem, MD
  • Average humidity in August: 77%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (73%).

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Average rainfall in August
Bethlehem, MD

Average rainfall in August - Bethlehem, MD
  • Average rainfall in August: 1.93"

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.75").

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Average rainfall days in August
Bethlehem, MD

Average rainfall days in August - Bethlehem, MD
  • Average rainfall days in August: 14.2 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is February (7.4 days).

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Average snowfall in August
Bethlehem, MD

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

The month with the highest snowfall is January (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Bethlehem, MD

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

The month with the highest number of snowfall days is January (3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Bethlehem, MD

Average daylight in August / Average sunshine in August - Bethlehem, MD
  • Average daylight in August: 13h and 4min

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

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).

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Average sunshine days in August
Bethlehem, MD

Average sunshine days in August - Bethlehem, MD
  • Average sunshine days in August: 13 days

The month with the most sunshine days is November (21 days).
The month with the least sunshine days is August (13 days).

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Average UV index in August
Bethlehem, MD

Average UV index in August - Bethlehem, MD
  • 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).

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Average cloud cover in August
Bethlehem, MD

Average cloud cover in August - Bethlehem, MD
  • Average cloud cover in August: 29

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in August
Bethlehem, MD

Average visibility in August - Bethlehem, MD
  • 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).

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Bethlehem, Maryland, USA

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