July weather forecast
Harley, WV

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Weather in July

July, like June, in Harley, West Virginia, is another warm summer month, with an average temperature fluctuating between 85.5°F (29.7°C) and 63.5°F (17.5°C).

Temperature

The highest temperatures are recorded in July, with averages reaching a high of 85.5°F (29.7°C) and a low of 63.5°F (17.5°C).

Heat index

The heat index value during July is computed to be a fiery hot 96.8°F (36°C). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a metric representing the sensation of warmth when air temperature and moisture come together. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

The average relative humidity in July is 77%.

Rainfall

In Harley, in July, it is raining for 18.7 days, with typically 3.43" (87mm) of accumulated precipitation. Throughout the year, in Harley, West Virginia, there are 186.1 rainfall days, and 36.3" (922mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in July is 14h and 33min.
On the first day of July, sunrise is at 6:04 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 8:36 pm EDT.

Sunshine

In Harley, West Virginia, the average sunshine in July is 9.8h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily high UV index of 6 in July leads to these guidelines:
Shun overexposure. Protection from sun ravages is indispensable. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months in Harley?

July, with its high-temperature average of 85.5°F (29.7°C) and a low-temperature average of 63.5°F (17.5°C), is the warmest month in Harley, West Virginia.

Is it hot in Harley during July?

In July, the average high-temperature and low-temperature in Harley, West Virginia, are 85.5°F (29.7°C) and 63.5°F (17.5°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is computed to be 96.8°F (36°C).

What is the average humidity in July in Harley?

In Harley, the average relative humidity in July is 77%.

How much does it rain in Harley in July?

In Harley, in July, during 18.7 rainfall days, 3.43" (87mm) of precipitation is typically accumulated.

When it does not snow in Harley?

June through September are months without snowfall.

What is the average length of the day in July in Harley?

In Harley, the average day length in July is 14h and 33min.

When is the sunrise / sunset in July in Harley?

On the first day of July in Harley, sunrise is at 6:04 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 8:36 pm EDT.

How many hours of sunshine does Harley have in July?

The average sunshine duration in July is 9.8h.

What are the months with the highest UV index in Harley?

The months with the highest UV index in Harley, West Virginia, are June through August, with an average maximum UV index of 6.

How high is the UV index in July in Harley?

In July, the average daily maximum UV index in Harley is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's 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 July
Harley, WV

Average temperature in July - Harley, WV
  • Average high temperature in July: 85.5°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 (37.8°F).

  • Average low temperature in July: 63.5°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in July
Harley, WV

Average pressure in July - Harley, WV
  • Average pressure in July: 30"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in July
Harley, WV

Average wind speed in July - Harley, WV
  • Average wind speed in July: 4.3mph

The windiest month (with the highest average wind speed) is February (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in July
Harley, WV

Average humidity in July - Harley, WV
  • Average humidity in July: 77%

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

Average rainfall in July
Harley, WV

Average rainfall in July - Harley, WV
  • Average rainfall in July: 3.43"

The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in July
Harley, WV

Average rainfall days in July - Harley, WV
  • Average rainfall days in July: 18.7 days

The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is November (11.5 days).

Average snowfall in July
Harley, WV

Average snowfall in July - Harley, WV
  • Average snowfall in July: 0"

The month with the highest snowfall is January (5.39").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Harley, WV

Average snowfall days in July - Harley, WV
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Harley, WV

Average daylight in July / Average sunshine in July - Harley, WV
  • Average daylight in July: 14h 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 30min).

  • Average sunshine in July: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in July
Harley, WV

Average sunshine days in July - Harley, WV
  • Average sunshine days in July: 10 days

The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is May (7.9 days).

Average UV index in July
Harley, WV

Average UV index in July - Harley, WV
  • Average UV index in July: 6

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

Average cloud cover in July
Harley, WV

Average cloud cover in July - Harley, WV
  • Average cloud cover in July: 37

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in July
Harley, WV

Average visibility in July - Harley, WV
  • Average visibility in July: 5mi

The months with the highest visibility are April and November (6mi).
The month with the lowest visibility is January (4mi).

Harley, West Virginia, USA

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