July weather forecast
Parkersburg, WV

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Weather in July

July is the peak of summer in Parkersburg, with temperatures reaching the annual high of 85.8°F (29.9°C). The city vibrates with summer activity, accompanied by predictable weather conditions. Generally, July represents a time of warmth and sunshine, popular for outdoor events and recreational activities. Coupled with the heat, humidity levels are relatively high, adding to the balmy summer feel. Despite it being the hottest month, cool nights offer respite from the daytime heat, making evenings an enjoyable experience.

Temperature

July, marked by an average high-temperature of 85.8°F (29.9°C) and a low-temperature of 63.3°F (17.4°C), is the warmest month.

Heat index

The heat index in July is evaluated at a sweltering 96.8°F (36°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', comes about by integrating the temperature readings with the humidity levels. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

In Parkersburg, the average relative humidity in July is 76%.

Rainfall

In Parkersburg, in July, it is raining for 17.7 days, with typically 2.83" (72mm) of accumulated precipitation. Throughout the year, there are 175.1 rainfall days, and 30.59" (777mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in July is 14h and 37min.
On the first day of the month, sunrise is at 6:03 am and sunset at 8:56 pm. On the last day of July, sunrise is at 6:26 am and sunset at 8:39 pm EDT.

Sunshine

In July, the average sunshine is 9.8h.

UV index

The months with the highest UV index in Parkersburg are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 6 in July translates into this advice:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

The highest temperatures are recorded in July, with averages reaching a high of 85.8°F (29.9°C) and a low of 63.3°F (17.4°C).

How hot is it in July?

In July, in Parkersburg, the average high-temperature is 85.8°F (29.9°C), and the average low-temperature is 63.3°F (17.4°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 96.8°F (36°C).

What is the average humidity in July?

The average relative humidity in July is 76%.

How many days does it rain in July?

In July, in Parkersburg, the rain falls for 17.7 days. Throughout July, 2.83" (72mm) of precipitation is accumulated.

When it does not snow?

In Parkersburg, snow does not fall in May through September.

How many hours of daylight does Parkersburg have in July?

In Parkersburg, the average day length in July is 14h and 37min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 6:03 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 8:39 pm EDT.

How long on average sun shines in July?

The average sunshine duration in July is 9.8h.

What is the month with the highest UV index?

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

How high is the UV index in July?

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

Average temperature in July - Parkersburg, WV
  • Average high temperature in July: 85.8°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in July: 63.3°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in July
Parkersburg, WV

Average pressure in July - Parkersburg, WV
  • Average pressure in July: 29.99"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in July
Parkersburg, WV

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

The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in July
Parkersburg, WV

Average humidity in July - Parkersburg, WV
  • Average humidity in July: 76%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (75%).

Average rainfall in July
Parkersburg, WV

Average rainfall in July - Parkersburg, WV
  • Average rainfall in July: 2.83"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in July
Parkersburg, WV

Average rainfall days in July - Parkersburg, WV
  • Average rainfall days in July: 17.7 days

The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is November (10.4 days).

Average snowfall in July
Parkersburg, WV

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

The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Parkersburg, WV

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

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

Average sunshine days in July
Parkersburg, WV

Average sunshine days in July - Parkersburg, WV
  • Average sunshine days in July: 11.1 days

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is February (9.2 days).

Average UV index in July
Parkersburg, WV

Average UV index in July - Parkersburg, 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, November and December (UV index 2).

Average cloud cover in July
Parkersburg, WV

Average cloud cover in July - Parkersburg, WV
  • Average cloud cover in July: 38

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 July
Parkersburg, WV

Average visibility in July - Parkersburg, 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).

Parkersburg, West Virginia, USA

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