August weather forecast
Dayton, MD

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Weather in August

The last month of the summer, August, is also a moderately hot month in Dayton, Maryland, with an average temperature varying between 67.3°F (19.6°C) and 83.8°F (28.8°C).

Temperature

August's arrival registers an average high-temperature of a still moderately hot 83.8°F (28.8°C), closely aligning with the temperature of the previous month. Dayton, during August, witnesses an average low-temperature of 67.3°F (19.6°C).

Heat index

August's heat index is estimated at a tropical 91.4°F (33°C). Implement more safety precautions, heat cramps and heat exhaustion may happen. Persistent activity could induce heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In August, the average relative humidity is 73%.

Rainfall

August is the month with the most rainfall. Rain falls for 17.1 days and accumulates 4.06" (103mm) of precipitation.

Snowfall

In Dayton, Maryland, snow does not fall in April through October.

Daylight

The average length of the day in August is 13h and 40min.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:19 pm. On the last day of August, in Dayton, sunrise is at 6:36 am and sunset at 7:39 pm EDT.

Sunshine

The average sunshine in August in Dayton is 10.4h.

UV index

The months with the highest UV index in Dayton are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high daily UV index of 6 during August translates into the following directions:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

Is it hot in Dayton during August?

The high-temperature, in August, in Dayton, records 83.8°F (28.8°C), while the low-temperature is 67.3°F (19.6°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is estimated at 91.4°F (33°C).

What is the average humidity in August in Dayton?

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

What is the rainiest month in Dayton?

The month with the most rainfall in Dayton is August, when the rain falls for 17.1 days and typically aggregates up to 4.06" (103mm) of precipitation.

How much does it rain in Dayton in August?

In Dayton, in August, it is raining for 17.1 days, with typically 4.06" (103mm) of accumulated precipitation.

When it does not snow in Dayton?

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

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

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

When are sunrise and sunset in August in Dayton?

On the first day of August, sunrise is at 6:08 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:39 pm EDT.

How long on average sun shines in August in Dayton?

In Dayton, Maryland, the average sunshine duration in August is 10.4h.

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

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

What is the UV index intensity in August in Dayton?

The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Dayton, MD

Average temperature in August - Dayton, MD
  • Average high temperature in August: 83.8°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in August: 67.3°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in August
Dayton, MD

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Dayton, MD

Average wind speed in August - Dayton, MD
  • Average wind speed in August: 5.3mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in August
Dayton, MD

Average humidity in August - Dayton, MD
  • Average humidity in August: 73%

The months with the highest relative humidity are May and October (77%).
The months with the lowest relative humidity are April and July (72%).

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Average rainfall in August
Dayton, MD

Average rainfall in August - Dayton, MD
  • Average rainfall in August: 4.06"

The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is January (1.85").

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Average rainfall days in August
Dayton, MD

Average rainfall days in August - Dayton, MD
  • Average rainfall days in August: 17.1 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in August
Dayton, MD

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

The month with the highest snowfall is March (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Dayton, MD

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

The month with the highest number of snowfall days is February (4.6 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
Dayton, MD

Average daylight in August / Average sunshine in August - Dayton, MD
  • 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 30min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).

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Average sunshine days in August
Dayton, MD

Average sunshine days in August - Dayton, MD
  • Average sunshine days in August: 12 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11 days).

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Average UV index in August
Dayton, MD

Average UV index in August - Dayton, 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, November and December (UV index 2).

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Average cloud cover in August
Dayton, MD

Average cloud cover in August - Dayton, MD
  • Average cloud cover in August: 32

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in August
Dayton, MD

Average visibility in August - Dayton, 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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Dayton, Maryland, USA

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