August weather forecast
Calverton, MD

Share

Weather in August

The last month of the summer, August, is another warm month in Calverton, Maryland, with an average temperature ranging between min 67.8°F (19.9°C) and max 83.5°F (28.6°C).

Temperature

As July transitions into August, the average high-temperature rests at a still warm 83.5°F (28.6°C), maintaining a close resemblance to the previous month. Calverton observes an average nighttime temperature of 67.8°F (19.9°C) during August.

Heat index

The heat index value for August is appraised at a tropical 89.6°F (32°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is the outcome of merging air's temperature and its humidity metrics. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

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

Rainfall

August is the month with the most rainfall. Rain falls for 16.8 days and accumulates 4.13" (105mm) of precipitation.

Snowfall

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

Daylight

In Calverton, Maryland, the average length of the day in August is 13h and 39min.
On the first day of the month, sunrise is at 6:09 am and sunset at 8:19 pm. On the last day of August, sunrise is at 6:36 am and sunset at 7:39 pm EDT.

Sunshine

In Calverton, the average sunshine in August is 10.4h.

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 threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 6 translates into these guidelines:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

How hot does it get in August?

The average high-temperature and low-temperature during August are 83.5°F (28.6°C) and 67.8°F (19.9°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is appraised at 89.6°F (32°C).

What is the average humidity in August?

The average relative humidity in August is 73%.

What is the rainiest month?

The month with the most rainfall is August, when the rain falls for 16.8 days and typically aggregates up to 4.13" (105mm) of precipitation.

How much does it rain in August?

In August, the rain falls for 16.8 days. Throughout August, 4.13" (105mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Calverton have in August?

The average day length in August is 13h and 39min.

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 8:19 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 August, the average sunshine duration is 10.4h.

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?

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Calverton, MD

Average temperature in August - Calverton, MD
  • Average high temperature in August: 83.5°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in August: 67.8°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in August
Calverton, MD

Average pressure in August - Calverton, 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
Calverton, MD

Average wind speed in August - Calverton, MD
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in August
Calverton, MD

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

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are April, July and November (72%).

Average rainfall in August
Calverton, MD

Average rainfall in August - Calverton, MD
  • Average rainfall in August: 4.13"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in August
Calverton, MD

Average rainfall days in August - Calverton, MD
  • Average rainfall days in August: 16.8 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (8.4 days).

Average snowfall in August
Calverton, MD

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

The month with the highest snowfall is January (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Calverton, MD

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

The month with the highest number of snowfall days is January (4.2 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
Calverton, MD

Average daylight in August / Average sunshine in August - Calverton, 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
Calverton, MD

Average sunshine days in August - Calverton, MD
  • Average sunshine days in August: 12.1 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (10.3 days).

Average UV index in August
Calverton, MD

Average UV index in August - Calverton, 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).

Average cloud cover in August
Calverton, MD

Average cloud cover in August - Calverton, 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
Calverton, MD

Average visibility in August - Calverton, 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).

Calverton, Maryland, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location