August weather forecast
Chesapeake, WV

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Weather in August

August, the last month of the summer in Chesapeake, is another warm month, with temperature in the range of an average low of 60.6°F (15.9°C) and an average high of 84.2°F (29°C).

Temperature

Chesapeake registers an average high-temperature of a still moderately hot 84.2°F (29°C) with the arrival of August, showing minor deviation from the preceding month. Contrasted against daytime highs, Chesapeake records an average nighttime low of 60.6°F (15.9°C) in August.

Heat index

August's average heat index is calculated to be a hot 93.2°F (34°C). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are primarily vital for children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

The months with the lowest humidity are June through August and November, with an average relative humidity of 76%.

Rainfall

In Chesapeake, in August, during 16.8 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. In Chesapeake, during the entire year, the rain falls for 175.4 days and collects up to 33.39" (848mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 36min.
On the first day of August, sunrise is at 6:29 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 7:56 pm EDT.

Sunshine

With an average of 10.2h of sunshine, August has the most sunshine of the year.

UV index

May, June and 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 exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 6 during August leads to these advisories:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. 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. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

The average high-temperature and low-temperature during August are 84.2°F (29°C) and 60.6°F (15.9°C) respectively. In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is calculated to be 93.2°F (34°C).

What are the least humid months?

The months with the lowest humidity are June through August and November, with an average relative humidity of 76%.

What is the average humidity in August?

In August, the average relative humidity is 76%.

How much does it rain in Chesapeake in August?

In Chesapeake, during August, the rain falls for 16.8 days and regularly aggregates up to 2.44" (62mm) of precipitation.

When it does not snow?

In Chesapeake, snow does not fall in June through September.

How many hours of daylight does Chesapeake have in August?

In Chesapeake, the average day length in August is 13h and 36min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:29 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 7:56 pm EDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.2h of sunshine.

How many hours of sunshine does Chesapeake have in August?

In Chesapeake, the average sunshine duration in August is 10.2h.

When is the highest UV index?

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

How high is the UV index in August?

The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health threat 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
Chesapeake, WV

Average temperature in August - Chesapeake, WV
  • Average high temperature in August: 84.2°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in August: 60.6°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in August
Chesapeake, WV

Average pressure in August - Chesapeake, WV
  • Average pressure in August: 30.02"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in August
Chesapeake, WV

Average wind speed in August - Chesapeake, WV
  • Average wind speed in August: 4mph

The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in August
Chesapeake, WV

Average humidity in August - Chesapeake, WV
  • Average humidity in August: 76%

The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are June, July, August and November (76%).

Average rainfall in August
Chesapeake, WV

Average rainfall in August - Chesapeake, WV
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in August
Chesapeake, WV

Average rainfall days in August - Chesapeake, WV
  • Average rainfall days in August: 16.8 days

The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in August
Chesapeake, WV

Average snowfall in August - Chesapeake, WV
  • Average snowfall in August: 0"

The month with the highest snowfall is January (3.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Chesapeake, WV

Average snowfall days in August - Chesapeake, WV
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Chesapeake, WV

Average daylight in August / Average sunshine in August - Chesapeake, WV
  • Average daylight in August: 13h and 4min

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 36min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in August
Chesapeake, WV

Average sunshine days in August - Chesapeake, WV
  • Average sunshine days in August: 12.7 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is May (9.8 days).

Average UV index in August
Chesapeake, WV

Average UV index in August - Chesapeake, WV
  • Average UV index in August: 6

The months with the highest UV index are May, June and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in August
Chesapeake, WV

Average cloud cover in August - Chesapeake, WV
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
Chesapeake, WV

Average visibility in August - Chesapeake, WV
  • Average visibility in August: 5mi

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

Chesapeake, West Virginia, USA

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