August weather forecast
Martinsburg, WV

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Weather in August

August in Martinsburg maintains the summer's heat, albeit with a slight dip in temperatures compared to July. Among the striking weather facts is that the city convenes a uniform 62.6°F (17°C) as the low, coupled with warm days. The city remains active and vibrant under the long sunshine hours. Regular rains contribute to the city's verdancy, creating lush landscapes. The winds are similarly mild, adding to the gentle and relaxing ambience of the late summer days.

Temperature

With the onset of August, a modest change to a warm 84.2°F (29°C) from July's 86.5°F (30.3°C) is noted in high-temperature. A striking difference from the daytime highs is registered during August nights in Martinsburg, West Virginia, with an average temperature of 62.6°F (17°C).

Heat index

For most parts of August, the heat index is appraised at a tropical 93.2°F (34°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

The average relative humidity in August is 75%.

Rainfall

In Martinsburg, during August, the rain falls for 12.8 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Martinsburg, during the entire year, the rain falls for 117.3 days and collects up to 12.24" (311mm) of precipitation.

Snowfall

In Martinsburg, West Virginia, snow does not fall in May through October.

Daylight

In August, the average length of the day is 13h and 40min.
On the first day of August in Martinsburg, sunrise is at 6:12 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:43 pm EDT.

Sunshine

In August, the average sunshine 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 reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 in August converts into the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. 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. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

The average high-temperature and low-temperature during August are 84.2°F (29°C) and 62.6°F (17°C) respectively. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 93.2°F (34°C).

What is the average humidity in August?

The average relative humidity in August is 75%.

How many days does it rain in August?

In Martinsburg, in August, during 12.8 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

When it does not snow?

In Martinsburg, snow does not fall in May through October.

How many hours of daylight does Martinsburg have in August?

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

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:12 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:43 pm EDT.

How many hours of sunshine does Martinsburg have in August?

In August, the average sunshine duration in Martinsburg is 10.3h.

What are the months 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?

In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe 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
Martinsburg, WV

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

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in August: 62.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in August
Martinsburg, WV

Average pressure in August - Martinsburg, WV
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
Martinsburg, WV

Average wind speed in August - Martinsburg, WV
  • Average wind speed in August: 4.3mph

The windiest month (with the highest average wind speed) is March (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in August
Martinsburg, WV

Average humidity in August - Martinsburg, WV
  • Average humidity in August: 75%

The months with the highest relative humidity are May, October and December (78%).
The month with the lowest relative humidity is July (73%).

Average rainfall in August
Martinsburg, WV

Average rainfall in August - Martinsburg, WV
  • Average rainfall in August: 1.42"

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in August
Martinsburg, WV

Average rainfall days in August - Martinsburg, WV
  • Average rainfall days in August: 12.8 days

The month with the highest number of rainy days is May (14 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in August
Martinsburg, WV

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

The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Martinsburg, WV

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

The month with the highest number of snowfall days is January (5.3 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
Martinsburg, WV

Average daylight in August / Average sunshine in August - Martinsburg, WV
  • 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in August
Martinsburg, WV

Average sunshine days in August - Martinsburg, WV
  • Average sunshine days in August: 16.2 days

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is May (14.6 days).

Average UV index in August
Martinsburg, WV

Average UV index in August - Martinsburg, WV
  • 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
Martinsburg, WV

Average cloud cover in August - Martinsburg, WV
  • Average cloud cover in August: 32

The months with the most cloud cover are January, March and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in August
Martinsburg, WV

Average visibility in August - Martinsburg, WV
  • Average visibility in August: 6mi

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

Martinsburg, West Virginia, USA

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