August weather forecast
Delmar, MD

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Weather in August

The last month of the summer, August, is also a moderately hot month in Delmar, Maryland, with temperature in the range of an average high of 82.8°F (28.2°C) and an average low of 68°F (20°C).

Temperature

The onset of August notes an average high-temperature of a still moderately hot 82.8°F (28.2°C), subtly shifted from July's 84.4°F (29.1°C). Delmar, during the month of August, experiences an average low-temperature of 68°F (20°C).

Heat index

For August, the heat index is estimated at a tropical 91.4°F (33°C). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

The months with the highest humidity are May, August and September, with an average relative humidity of 80%.

Rainfall

In August, the rain falls for 12.6 days. Throughout August, 1.42" (36mm) of precipitation is accumulated. Throughout the year, there are 113.9 rainfall days, and 11.77" (299mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In August, the average length of the day is 13h and 37min.
On the first day of August, sunrise is at 6:04 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:33 pm EDT.

Sunshine

In Delmar, the average sunshine in August is 10.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 6 in August, converts into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

How hot is August?

In Delmar, in August, the average high-temperature is 82.8°F (28.2°C), and the average low-temperature is 68°F (20°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in August is estimated at 91.4°F (33°C).

What are the most humid months?

May, August and September, with an average relative humidity of 80%, are most humid months.

What is the average humidity in August?

In August, the average relative humidity is 80%.

How many days does it rain in August?

In August, the rain falls for 12.6 days. Throughout August, 1.42" (36mm) of precipitation is accumulated.

When it does not snow?

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

How many hours of daylight does Delmar have in August?

The average day length in August is 13h and 37min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:04 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:33 pm EDT.

How long on average sun shines in August?

In Delmar, the average sunshine duration in August is 10.3h.

What is the month with the highest UV index?

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

What is the UV index reading in August?

In August, the average daily maximum UV index in Delmar is 6. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to 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
Delmar, MD

Average temperature in August - Delmar, MD
  • Average high temperature in August: 82.8°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 (42.1°F).

  • Average low temperature in August: 68°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in August
Delmar, MD

Average pressure in August - Delmar, MD
  • 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).

Average wind speed in August
Delmar, MD

Average wind speed in August - Delmar, MD
  • Average wind speed in August: 6.1mph

The windiest month (with the highest average wind speed) is February (9.7mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity in August
Delmar, MD

Average humidity in August - Delmar, MD
  • Average humidity in August: 80%

The months with the highest relative humidity are May, August and September (80%).
The months with the lowest relative humidity are January, February, March and April (75%).

Average rainfall in August
Delmar, MD

Average rainfall in August - Delmar, MD
  • Average rainfall in August: 1.42"

The wettest month (with the highest rainfall) is July (1.46").
The driest month (with the least rainfall) is September (0.71").

Average rainfall days in August
Delmar, MD

Average rainfall days in August - Delmar, MD
  • Average rainfall days in August: 12.6 days

The month with the highest number of rainy days is July (13.2 days).
The month with the least rainy days is November (6.5 days).

Average snowfall in August
Delmar, MD

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

The month with the highest snowfall is January (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Delmar, MD

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

The month with the highest number of snowfall days is January (3.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Delmar, 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 2min

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).

Average sunshine days in August
Delmar, MD

Average sunshine days in August - Delmar, MD
  • Average sunshine days in August: 15.1 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (14.7 days).

Average UV index in August
Delmar, MD

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

Average cloud cover in August
Delmar, MD

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

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in August
Delmar, MD

Average visibility in August - Delmar, 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).

Delmar, Maryland, USA

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