August weather forecast
Joppa, MD

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Weather in August

August, the last month of the summer in Joppa, is also a moderately hot month, with an average temperature ranging between min 65.7°F (18.7°C) and max 82.2°F (27.9°C).

Temperature

Joppa's shift into August is marked by a subtle change to a still moderately hot 82.2°F (27.9°C) from July's 84.6°F (29.2°C) in temperature. August nights in Joppa observe an average temperature dip to a refreshing 65.7°F (18.7°C).

Heat index

The average heat index in August is estimated at a tropical 87.8°F (31°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
Understand that the heat index values take into account shaded locations and mild winds. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'feels like' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

The average relative humidity in August is 77%.

Rainfall

August is the month with the most rainfall. Rain falls for 15.9 days and accumulates 4.09" (104mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

In Joppa, the average length of the day in August is 13h and 40min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:17 pm. On the last day of August, sunrise is at 6:33 am and sunset at 7:37 pm EDT.

Sunshine

In Joppa, the average sunshine in August is 10.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: In August, the UV index of 6 transforms into the following advice:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What are August temperatures in Joppa?

The average high-temperature, in August, in Joppa, is 82.2°F (27.9°C), while the average low-temperature is 65.7°F (18.7°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is estimated at 87.8°F (31°C).

What is the average humidity in August in Joppa?

In August, the average relative humidity in Joppa, Maryland, is 77%.

What is the rainiest month in Joppa?

The month with the most rainfall in Joppa, Maryland, is August, when the rain falls for 15.9 days and typically aggregates up to 4.09" (104mm) of precipitation.

How much does it rain in Joppa in August?

In Joppa, in August, it is raining for 15.9 days, with typically 4.09" (104mm) of accumulated precipitation.

When it does not snow in Joppa?

In Joppa, snow does not fall in June through October.

How many hours of daylight does Joppa have in August?

The average day length in August in Joppa, Maryland, is 13h and 40min.

When are sunrise and sunset in August in Joppa?

In August, on the first day of the month, sunrise is at 6:05 am and sunset at 8:17 pm. On the last day of the month, in Joppa, Maryland, sunrise is at 6:33 am and sunset at 7:37 pm EDT.

How long on average sun shines in August in Joppa?

In Joppa, Maryland, the average sunshine duration in August is 10.1h.

What is the month with the highest UV index in Joppa?

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

What is the UV index intensity in August in Joppa?

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

Average temperature in August - Joppa, MD
  • Average high temperature in August: 82.2°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (37.6°F).

  • Average low temperature in August: 65.7°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

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Average pressure in August
Joppa, MD

Average pressure in August - Joppa, 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).

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Average wind speed in August
Joppa, MD

Average wind speed in August - Joppa, MD
  • Average wind speed in August: 5.4mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in August
Joppa, MD

Average humidity in August - Joppa, MD
  • Average humidity in August: 77%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in August
Joppa, MD

Average rainfall in August - Joppa, MD
  • Average rainfall in August: 4.09"

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is February (2.09").

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Average rainfall days in August
Joppa, MD

Average rainfall days in August - Joppa, MD
  • Average rainfall days in August: 15.9 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in August
Joppa, MD

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

The month with the highest snowfall is March (2.87").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Joppa, MD

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

The months with the highest number of snowfall days are January and February (5.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Joppa, 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 24min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in August
Joppa, MD

Average sunshine days in August - Joppa, MD
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index in August
Joppa, MD

Average UV index in August - Joppa, 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).

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Average cloud cover in August
Joppa, MD

Average cloud cover in August - Joppa, MD
  • Average cloud cover in August: 33

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in August
Joppa, MD

Average visibility in August - Joppa, MD
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Joppa, Maryland, USA

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