August weather forecastDen Mar, MD
August
Weather in August
August, the last month of the summer in Den Mar, is another warm month, with an average temperature ranging between min 70.5°F (21.4°C) and max 82.9°F (28.3°C).Temperature
Den Mar observes an average high-temperature of a still moderately hot 82.9°F (28.3°C) in August, barely different from 84.7°F (29.3°C) in July. In August, Den Mar encounters an average low-temperature of 70.5°F (21.4°C) during the night.Heat index
In August, the heat index is evaluated at a hot 89.6°F (32°C). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.For clarity, heat index numbers account for light winds and areas under shade. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Humidity
The average relative humidity in August is 75%.Rainfall
The month with the most rainfall is August, when the rain falls for 14.8 days and typically aggregates up to 2.4" (61mm) of precipitation.Snowfall
In Den Mar, snow does not fall in April through October.Daylight
The average length of the day in August is 13h and 38min.On the first day of the month, sunrise is at 6:08 am and sunset at 8:16 pm. On the last day of August, sunrise is at 6:35 am and sunset at 7:37 pm EDT.
Sunshine
In Den Mar, the average sunshine in August is 10.5h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: The average daily UV index of 6 in August transforms into the following instructions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Den Mar, MD
- Average high temperature in August: 82.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in August: 70.5°F
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in August
Den Mar, MD
- Average pressure in August: 29.99"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in August
Den Mar, MD
- Average wind speed in August: 6.7mph
The windiest months (with the highest average wind speed) are January and March (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in August
Den Mar, MD
- Average humidity in August: 75%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (72%).
Average rainfall in August
Den Mar, MD
- Average rainfall in August: 2.4"
The wettest month (with the highest rainfall) is August (2.4").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in August
Den Mar, MD
- Average rainfall days in August: 14.8 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (6.6 days).
Average snowfall in August
Den Mar, MD
- Average snowfall in August: 0"
The month with the highest snowfall is January (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in August
Den Mar, MD
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (2.9 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
Den Mar, MD
- Average daylight in August: 13h and 36min
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 30min
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 6min).
Average sunshine days in August
Den Mar, MD
- Average sunshine days in August: 13.7 days
The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is August (13.7 days).
Average UV index in August
Den Mar, 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
Den Mar, MD
- Average cloud cover in August: 29
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in August
Den Mar, 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).





