August weather forecast
Cape Saint John, MD

Share

Weather in August

August, the last month of the summer in Cape Saint John, is another warm month, with an average temperature varying between 83.3°F (28.5°C) and 70.5°F (21.4°C).

Temperature

The commencement of August brings an average high-temperature of a still moderately hot 83.3°F (28.5°C), marking an inconsequential divergence from July. Cape Saint John's average low-temperature for the month of August records at an agreeable 70.5°F (21.4°C).

Heat index

The heat index value during August is calculated to be a hot 89.6°F (32°C). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.
Heat index readings emphasize conditions of light breezes and shaded spots. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

In Cape Saint John, the average relative humidity in August is 74%.

Rainfall

August is the month with the most rainfall. Rain falls for 14.3 days and accumulates 1.69" (43mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 38min.
On the first day of August in Cape Saint John, sunrise is at 6:07 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 7:37 pm EDT.

Sunshine

In August, the average sunshine in Cape Saint John, Maryland, is 10.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Cape Saint John. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Deter overexposure. Protecting against the sun's effects is essential. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
[Resources]

Frequently asked questions

How hot is August in Cape Saint John?

In August, in Cape Saint John, the average high-temperature is 83.3°F (28.5°C), and the average low-temperature is 70.5°F (21.4°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 89.6°F (32°C).

What is the average humidity in August in Cape Saint John?

The average relative humidity in August is 74%.

What is the rainiest month in Cape Saint John?

August is the month with the most rainfall in Cape Saint John. Rain falls for 14.3 days and accumulates 1.69" (43mm) of precipitation.

How much does it rain in Cape Saint John in August?

In August, in Cape Saint John, the rain falls for 14.3 days. Throughout August, 1.69" (43mm) of precipitation is accumulated.

When it does not snow in Cape Saint John?

In Cape Saint John, snow does not fall in April through October.

What is the average length of the day in August in Cape Saint John?

In August, the average day length in Cape Saint John is 13h and 38min.

What time are sunrise and sunset in August in Cape Saint John?

In August, on the first day of the month, sunrise is at 6:07 am and sunset at 8:17 pm. On the last day of the month, in Cape Saint John, Maryland, sunrise is at 6:34 am and sunset at 7:37 pm EDT.

How long on average sun shines in August in Cape Saint John?

In Cape Saint John, Maryland, the average sunshine duration in August is 10.5h.

When is the highest UV index in Cape Saint John?

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

What is the UV index intensity in August in Cape Saint John?

In Cape Saint John, Maryland, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Cape Saint John, MD

Average temperature in August - Cape Saint John, MD
  • Average high temperature in August: 83.3°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 (40.3°F).

  • Average low temperature in August: 70.5°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

[Resources]

Average pressure in August
Cape Saint John, MD

Average pressure in August - Cape Saint John, 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).

[Resources]

Average wind speed in August
Cape Saint John, MD

Average wind speed in August - Cape Saint John, MD
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

[Resources]

Average humidity in August
Cape Saint John, MD

Average humidity in August - Cape Saint John, MD
  • Average humidity in August: 74%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

[Resources]

Average rainfall in August
Cape Saint John, MD

Average rainfall in August - Cape Saint John, MD
  • Average rainfall in August: 1.69"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

[Resources]

Average rainfall days in August
Cape Saint John, MD

Average rainfall days in August - Cape Saint John, MD
  • Average rainfall days in August: 14.3 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

[Resources]

Average snowfall in August
Cape Saint John, MD

Average snowfall in August - Cape Saint John, MD
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

[Resources]

Average snowfall days in August
Cape Saint John, MD

Average snowfall days in August - Cape Saint John, MD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

Average daylight in August /
Average sunshine in August
Cape Saint John, MD

Average daylight in August / Average sunshine in August - Cape Saint John, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

[Resources]

Average sunshine days in August
Cape Saint John, MD

Average sunshine days in August - Cape Saint John, MD
  • Average sunshine days in August: 13.8 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

[Resources]

Average UV index in August
Cape Saint John, MD

Average UV index in August - Cape Saint John, 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 and December (UV index 2).

[Resources]

Average cloud cover in August
Cape Saint John, MD

Average cloud cover in August - Cape Saint John, MD
  • Average cloud cover in August: 29

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

[Resources]

Average visibility in August
Cape Saint John, MD

Average visibility in August - Cape Saint John, 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).

[Resources]

Cape Saint John, Maryland, USA

Weather forecast for your location

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