August weather forecast
South Bethany, DE

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Weather in August

August in South Bethany, Delaware, continues July's pattern of high temperatures, though a slight decrease can be noted. Compared to July, August maintains a similar weather pattern, with the heat lingering both during the day and at night. The monthly precipitation rate peaks at 2.68" (68mm), marking it as a notably wet month. Despite the high humidity, locals and tourists alike continue to enjoy summer festivities. As people attempt to extract the most from the remaining summer warmth, outdoor activities remain prevalent, and the city buzzes with energy.

Temperature

South Bethany's average high-temperature in August is a still warm 79.3°F (26.3°C), indicating a subtle variation from July. South Bethany's nighttime temperatures in August settle close to daytime highs at an average of 73.2°F (22.9°C).

Humidity

The average relative humidity in August in South Bethany is 78%.

Rainfall

August is the month with the most rainfall. Rain falls for 15.3 days and accumulates 2.68" (68mm) of precipitation.

Snowfall

In South Bethany, snow does not fall in April through November.

Daylight

In August, the average length of the day is 13h and 37min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:10 pm. On the last day of August, in South Bethany, sunrise is at 6:29 am and sunset at 7:31 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 value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily high UV index of 6 in August leads to these guidelines:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What are August temperatures in South Bethany?

In South Bethany, 79.3°F (26.3°C) is the average high-temperature and 73.2°F (22.9°C) is the average low-temperature during August.

What is the average humidity in August in South Bethany?

The average relative humidity in August in South Bethany is 78%.

What is the wettest month in South Bethany?

The month with the most rainfall in South Bethany, Delaware, is August, when the rain falls for 15.3 days and typically aggregates up to 2.68" (68mm) of precipitation.

How many days does it rain in August in South Bethany?

In South Bethany, during August, the rain falls for 15.3 days and regularly aggregates up to 2.68" (68mm) of precipitation.

When it does not snow in South Bethany?

April through November are months without snowfall in South Bethany, Delaware.

What is the average length of the day in August in South Bethany?

In August, the average day length in South Bethany, Delaware, is 13h and 37min.

What time are sunrise and sunset in August in South Bethany?

On the first day of August, sunrise is at 6:02 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:31 pm EDT.

How many hours of sunshine does South Bethany have in August?

In August, the average sunshine duration in South Bethany, Delaware, is 10.6h.

What is the month with the highest UV index in South Bethany?

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 in South Bethany?

In South Bethany, Delaware, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
South Bethany, DE

Average temperature in August - South Bethany, DE
  • Average high temperature in August: 79.3°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (41.7°F).

  • Average low temperature in August: 73.2°F

The month with the highest average low temperature is July (73.9°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

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Average pressure in August
South Bethany, DE

Average pressure in August - South Bethany, DE
  • Average pressure in August: 29.98"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
South Bethany, DE

Average wind speed in August - South Bethany, DE
  • Average wind speed in August: 9.3mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

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Average humidity in August
South Bethany, DE

Average humidity in August - South Bethany, DE
  • Average humidity in August: 78%

The month with the highest relative humidity is May (82%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in August
South Bethany, DE

Average rainfall in August - South Bethany, DE
  • Average rainfall in August: 2.68"

The wettest month (with the highest rainfall) is August (2.68").
The driest month (with the least rainfall) is January (1.38").

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Average rainfall days in August
South Bethany, DE

Average rainfall days in August - South Bethany, DE
  • Average rainfall days in August: 15.3 days

The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is January (8.5 days).

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Average snowfall in August
South Bethany, DE

Average snowfall in August - South Bethany, DE
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in August
South Bethany, DE

Average snowfall days in August - South Bethany, DE
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (2.8 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
South Bethany, DE

Average daylight in August / Average sunshine in August - South Bethany, DE
  • 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 4min

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 0min).

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Average sunshine days in August
South Bethany, DE

Average sunshine days in August - South Bethany, DE
  • Average sunshine days in August: 13.2 days

The months with the most sunshine days are January and November (18.4 days).
The month with the least sunshine days is August (13.2 days).

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Average UV index in August
South Bethany, DE

Average UV index in August - South Bethany, 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 and December (UV index 2).

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Average cloud cover in August
South Bethany, DE

Average cloud cover in August - South Bethany, DE
  • Average cloud cover in August: 27

The months with the most cloud cover are February, March and December (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in August
South Bethany, DE

Average visibility in August - South Bethany, 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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South Bethany, Delaware, USA

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