August weather forecast
Port Penn, DE

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Weather in August

August, the last month of the summer in Port Penn, is also a moderately hot month, with an average temperature varying between 83.5°F (28.6°C) and 67.3°F (19.6°C).

Temperature

Port Penn experiences a recorded average high-temperature of a still warm 83.5°F (28.6°C) in August, closely aligned with July's 85.1°F (29.5°C). An average low-temperature of 67.3°F (19.6°C) is anticipated throughout the nights in Port Penn during August.

Heat index

The average heat index in August is calculated to be a tropical 91.4°F (33°C). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In August, the average relative humidity is 76%.

Rainfall

August is the month with the most rainfall in Port Penn. Rain falls for 15 days and accumulates 3.23" (82mm) of precipitation.

Snowfall

In Port Penn, snow does not fall in June through October.

Daylight

In August, the average length of the day is 13h and 40min.
On the first day of August in Port Penn, Delaware, sunrise is at 6:02 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:34 pm EDT.

Sunshine

The average sunshine in August in Port Penn, Delaware, is 10.2h.

UV index

The months with the highest UV index in Port Penn are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

Is it hot in Port Penn during August?

The average high-temperature, in August, in Port Penn, is 83.5°F (28.6°C), while the average low-temperature is 67.3°F (19.6°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is calculated to be 91.4°F (33°C).

What is the average humidity in August in Port Penn?

In Port Penn, Delaware, the average relative humidity in August is 76%.

What is the wettest month in Port Penn?

The month with the most rainfall is August, when the rain falls for 15 days and typically aggregates up to 3.23" (82mm) of precipitation.

How much does it rain in Port Penn in August?

In August, in Port Penn, Delaware, the rain falls for 15 days. Throughout August, 3.23" (82mm) of precipitation is accumulated.

When it does not snow in Port Penn?

In Port Penn, Delaware, snow does not fall in June through October.

How many hours of daylight does Port Penn have in August?

The average day length in August is 13h and 40min.

When is the sunrise / sunset in August in Port Penn?

On the first day of August in Port Penn, sunrise is at 6:02 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:34 pm EDT.

How long on average sun shines in August in Port Penn?

In August, the average sunshine duration in Port Penn, Delaware, is 10.2h.

What are the months with the highest UV index in Port Penn?

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

What is the UV index intensity in August in Port Penn?

The average daily maximum UV index in August in Port Penn, Delaware, is 6. A UV Index 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
Port Penn, DE

Average temperature in August - Port Penn, DE
  • Average high temperature in August: 83.5°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in August: 67.3°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in August
Port Penn, DE

Average pressure in August - Port Penn, DE
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Port Penn, DE

Average wind speed in August - Port Penn, DE
  • Average wind speed in August: 5.7mph

The windiest months (with the highest average wind speed) are February, March and April (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in August
Port Penn, DE

Average humidity in August - Port Penn, DE
  • Average humidity in August: 76%

The months with the highest relative humidity are May, June, September and October (77%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in August
Port Penn, DE

Average rainfall in August - Port Penn, DE
  • Average rainfall in August: 3.23"

The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is January (1.77").

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Average rainfall days in August
Port Penn, DE

Average rainfall days in August - Port Penn, DE
  • Average rainfall days in August: 15 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (8 days).

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Average snowfall in August
Port Penn, DE

Average snowfall in August - Port Penn, DE
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.32").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Port Penn, DE

Average snowfall days in August - Port Penn, DE
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Port Penn, DE

Average daylight in August / Average sunshine in August - Port Penn, DE
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in August
Port Penn, DE

Average sunshine days in August - Port Penn, DE
  • Average sunshine days in August: 13.6 days

The month with the most sunshine days is November (20.6 days).
The months with the least sunshine days are May and July (11.8 days).

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Average UV index in August
Port Penn, DE

Average UV index in August - Port Penn, DE
  • 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
Port Penn, DE

Average cloud cover in August - Port Penn, DE
  • Average cloud cover in August: 32

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in August
Port Penn, DE

Average visibility in August - Port Penn, DE
  • 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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Port Penn, Delaware, USA

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