August weather forecast
Smyrna, DE

Weather in August

August, the last month of the summer in Smyrna, is another warm month, with an average temperature ranging between min 67.6°F (19.8°C) and max 82.4°F (28°C).

Temperature

In Smyrna, the average high-temperature in August is practically the same as in July - a still moderately hot 82.4°F (28°C). In August, the average low-temperature is 67.6°F (19.8°C).

Heat index

In August, the average heat index is estimated at a hot 89.6°F (32°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'real feel', or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (differences in body mass, height, and shape, wind, clothing), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In August, the average relative humidity in Smyrna is 78%.

Rainfall

August is the month with the most rainfall in Smyrna. Rain falls for 16.4 days and accumulates 3.86" (98mm) of precipitation.

Snowfall

In Smyrna, snow does not fall in May through October.

Daylight

The average length of the day in August is 13h and 40min.
On the first day of August, sunrise is at 6:02 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:35 pm EDT.

Sunshine

In August, the average sunshine is 10.5h.

UV index

The months with the highest UV index in Smyrna 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 exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 in August interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in August in Smyrna?

In August, the average high-temperature is 82.4°F (28°C), and the average low-temperature is 67.6°F (19.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is estimated at 89.6°F (32°C).

What is the average humidity in August in Smyrna?

In August, the average relative humidity in Smyrna, Delaware, is 78%.

What is the wettest month in Smyrna?

The month with the most rainfall in Smyrna is August, when the rain falls for 16.4 days and typically aggregates up to 3.86" (98mm) of precipitation.

How much does it rain in Smyrna in August?

In August, in Smyrna, Delaware, the rain falls for 16.4 days. Throughout August, 3.86" (98mm) of precipitation is accumulated.

When it does not snow in Smyrna?

May through October are months without snowfall in Smyrna.

How many hours of daylight does Smyrna have in August?

In August, the average day length is 13h and 40min.

When is the sunrise / sunset in August in Smyrna?

In August, on the first day of the month, sunrise is at 6:02 am and sunset at 8:15 pm. On the last day of the month, in Smyrna, sunrise is at 6:30 am and sunset at 7:35 pm EDT.

How many hours of sunshine does Smyrna have in August?

In Smyrna, the average sunshine duration in August is 10.5h.

What is the month with the highest UV index in Smyrna?

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

What is the UV index reading in August in Smyrna?

In Smyrna, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Smyrna, DE

Average temperature in August - Smyrna, DE
  • Average high temperature in August: 82.4°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 (39.2°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

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Average pressure in August
Smyrna, DE

Average pressure in August - Smyrna, 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
Smyrna, DE

Average wind speed in August - Smyrna, DE
  • Average wind speed in August: 6mph

The windiest months (with the highest average wind speed) are February and March (9.5mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in August
Smyrna, DE

Average humidity in August - Smyrna, DE
  • Average humidity in August: 78%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in August
Smyrna, DE

Average rainfall in August - Smyrna, DE
  • Average rainfall in August: 3.86"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.13").

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Average rainfall days in August
Smyrna, DE

Average rainfall days in August - Smyrna, DE
  • Average rainfall days in August: 16.4 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in August
Smyrna, DE

Average snowfall in August - Smyrna, DE
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Smyrna, DE

Average snowfall days in August - Smyrna, DE
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.5 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
Smyrna, DE

Average daylight in August / Average sunshine in August - Smyrna, DE
  • Average daylight in August: 13h and 40min

The month with the longest days is June (Average daylight: 14h and 53min).
The month with the shortest days is December (Average daylight: 9h and 28min).

  • Average sunshine in August: 10h and 30min

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

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Average sunshine days in August
Smyrna, DE

Average sunshine days in August - Smyrna, DE
  • Average sunshine days in August: 11.3 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (9.5 days).

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Average UV index in August
Smyrna, DE

Average UV index in August - Smyrna, 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
Smyrna, DE

Average cloud cover in August - Smyrna, DE
  • Average cloud cover in August: 30

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in August
Smyrna, DE

Average visibility in August - Smyrna, 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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