July weather forecast
Portersville, WV

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Weather in July

July in Portersville, West Virginia, is a hot summer month, with an average temperature varying between 64°F (17.8°C) and 87.1°F (30.6°C).

Temperature

The highest temperatures are recorded in July, with averages reaching a high of 87.1°F (30.6°C) and a low of 64°F (17.8°C).

Heat index

For most parts of July, the heat index is computed to be a very hot 100.4°F (38°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
The physiological way the human body responds to excessive heat is by inducing perspiration, using sweat evaporation as a cooling mechanism. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

In Portersville, the average relative humidity in July is 75%.

Rainfall

In Portersville, in July, during 17.2 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. Throughout the year, there are 176 rainfall days, and 33.15" (842mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Portersville.

Daylight

The average length of the day in July is 14h and 32min.
On the first day of July, sunrise is at 6:08 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 8:39 pm EDT.

Sunshine

In Portersville, the average sunshine in July is 10h.

UV index

The months with the highest UV index in Portersville are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: An average UV index of 6 in July transforms into this advice:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

What are the warmest months in Portersville?

Portersville's temperatures peak on average in July, reaching 87.1°F (30.6°C) at their highest and 64°F (17.8°C) at their lowest.

How hot is it in Portersville in July?

The high-temperature, in July, in Portersville, records 87.1°F (30.6°C), while the low-temperature is 64°F (17.8°C). In July, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is computed to be 100.4°F (38°C).

What is the average humidity in July in Portersville?

The average relative humidity in July in Portersville is 75%.

How much does it rain in Portersville in July?

In Portersville, West Virginia, during July, the rain falls for 17.2 days and regularly aggregates up to 2.91" (74mm) of precipitation.

When it does not snow in Portersville?

May through September are months without snowfall.

How many hours of daylight does Portersville have in July?

The average day length in July is 14h and 32min.

When is the sunrise / sunset in July in Portersville?

On the first day of July in Portersville, West Virginia, sunrise is at 6:08 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 8:39 pm EDT.

How many hours of sunshine does Portersville have in July?

In July, the average sunshine duration in Portersville, West Virginia, is 10h.

When is the highest UV index in Portersville?

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

What is the UV index intensity in July in Portersville?

The average daily maximum UV index in July in Portersville is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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 July
Portersville, WV

Average temperature in July - Portersville, WV
  • Average high temperature in July: 87.1°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in July: 64°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in July
Portersville, WV

Average pressure in July - Portersville, 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).

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Average wind speed in July
Portersville, WV

Average wind speed in July - Portersville, WV
  • Average wind speed in July: 4.4mph

The windiest month (with the highest average wind speed) is February (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in July
Portersville, WV

Average humidity in July - Portersville, WV
  • Average humidity in July: 75%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).

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Average rainfall in July
Portersville, WV

Average rainfall in July - Portersville, WV
  • Average rainfall in July: 2.91"

The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in July
Portersville, WV

Average rainfall days in July - Portersville, WV
  • Average rainfall days in July: 17.2 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is November (10.9 days).

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Average snowfall in July
Portersville, WV

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

The month with the highest snowfall is January (3.62").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Portersville, WV

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

The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Portersville, WV
  • Average daylight in July: 14h and 3min

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: 10h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in July
Portersville, WV

Average sunshine days in July - Portersville, WV
  • Average sunshine days in July: 12.3 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (9.3 days).

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Average UV index in July
Portersville, WV

Average UV index in July - Portersville, WV
  • Average UV index in July: 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).

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Average cloud cover in July
Portersville, WV

Average cloud cover in July - Portersville, WV
  • Average cloud cover in July: 36

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in July
Portersville, WV

Average visibility in July - Portersville, WV
  • Average visibility in July: 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).

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Portersville, West Virginia, USA

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