August weather forecast
New Carrollton, MD

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Weather in August

There is a minimal decrease in August's weather patterns in New Carrollton as compared to the preceding month. The city enjoys the final whiffs of the summer heat, with temperatures still on the higher end of the scale. Even though the average high temperatures drop slightly to 85.1°F (29.5°C), August remains a month of fairly hot and clear days. The progression towards the subsequent month stipulates signs of the forthcoming transitional weather, shedding the summer heat and welcoming the temperate fall.

Temperature

New Carrollton experiences a transition to a moderately hot 85.1°F (29.5°C) in average high-temperatures with the arrival of August, not greatly differing from July's 87.4°F (30.8°C). Nightly temperatures drop to an average low of 68.7°F (20.4°C) in August.

Heat index

The heat index value for August is evaluated at a tropical 93.2°F (34°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

In New Carrollton, the average relative humidity in August is 72%.

Rainfall

August is the month with the most rainfall in New Carrollton. Rain falls for 15.8 days and accumulates 3.58" (91mm) of precipitation.

Snowfall

May through November are months without snowfall.

Daylight

The average length of the day in August is 13h and 38min.
On the first day of August, sunrise is at 6:09 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:39 pm EDT.

Sunshine

In New Carrollton, 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 of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index, 6 during August, leads to the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Frequently asked questions

Is it hot during August?

In New Carrollton, in August, the average high-temperature is 85.1°F (29.5°C), and the average low-temperature is 68.7°F (20.4°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, in August is evaluated at 93.2°F (34°C).

What is the average humidity in August?

The average relative humidity in August is 72%.

What is the rainiest month?

August is the month with the most rainfall. Rain falls for 15.8 days and accumulates 3.58" (91mm) of precipitation.

How many days does it rain in August in New Carrollton?

In New Carrollton, in August, it is raining for 15.8 days, with typically 3.58" (91mm) of accumulated precipitation.

When it does not snow?

In New Carrollton, snow does not fall in May through November.

How many hours of daylight does New Carrollton have in August?

In August, the average day length is 13h and 38min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:09 am and sunset at 8:18 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 August, the average sunshine duration is 10.3h.

When is the highest UV index?

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

How high is the UV index in August?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
New Carrollton, MD

Average temperature in August - New Carrollton, MD
  • Average high temperature in August: 85.1°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in August: 68.7°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

Average pressure in August
New Carrollton, MD

Average pressure in August - New Carrollton, 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).

Average wind speed in August
New Carrollton, MD

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

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in August
New Carrollton, MD

Average humidity in August - New Carrollton, MD
  • Average humidity in August: 72%

The months with the highest relative humidity are May, October and December (76%).
The months with the lowest relative humidity are April and July (71%).

Average rainfall in August
New Carrollton, MD

Average rainfall in August - New Carrollton, MD
  • Average rainfall in August: 3.58"

The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is January (2.01").

Average rainfall days in August
New Carrollton, MD

Average rainfall days in August - New Carrollton, MD
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is November (9 days).

Average snowfall in August
New Carrollton, MD

Average snowfall in August - New Carrollton, MD
  • Average snowfall in August: 0"

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

Average snowfall days in August
New Carrollton, MD

Average snowfall days in August - New Carrollton, MD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.1 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
New Carrollton, MD

Average daylight in August / Average sunshine in August - New Carrollton, 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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in August
New Carrollton, MD

Average sunshine days in August - New Carrollton, MD
  • Average sunshine days in August: 12.8 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).

Average UV index in August
New Carrollton, MD

Average UV index in August - New Carrollton, 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
New Carrollton, MD

Average cloud cover in August - New Carrollton, MD
  • Average cloud cover in August: 31

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

Average visibility in August
New Carrollton, MD

Average visibility in August - New Carrollton, 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).

New Carrollton, Maryland, USA

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