July weather forecast
Wylliesburg, VA

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Weather in July

July is a hot summer month in Wylliesburg, Virginia, with an average temperature varying between 68.9°F (20.5°C) and 90°F (32.2°C).

Temperature

Wylliesburg notes the warmest temperatures in July, with a high average of 90°F (32.2°C) and a low of 68.9°F (20.5°C).

Heat index

For July, the heat index is evaluated at a blisteringly hot 105.8°F (41°C). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

The least humid month is July, with an average relative humidity of 71%.

Rainfall

In Wylliesburg, during July, the rain falls for 17.4 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Wylliesburg, during the entire year, the rain falls for 160.4 days and collects up to 30.91" (785mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in July is 14h and 24min.
On the first day of July, sunrise is at 5:59 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:21 pm EDT.

Sunshine

The average sunshine in July is 10.6h.

UV index

May through 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 unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index, 6 during July, leads to the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

July is the month when Wylliesburg sees the average highest temperatures, with a high of 90°F (32.2°C) and a low of 68.9°F (20.5°C).

How hot is it in July?

Wylliesburg in July has an average high-temperature of 90°F (32.2°C) and an average low-temperature of 68.9°F (20.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is evaluated at 105.8°F (41°C).

What is the least humid month?

The least humid month is July, with an average relative humidity of 71%.

What is the average humidity in July?

The average relative humidity in July is 71%.

How many days does it rain in July?

In Wylliesburg, during July, the rain falls for 17.4 days and regularly aggregates up to 2.48" (63mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

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

The average day length in July is 14h and 24min.

What time are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:59 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:21 pm EDT.

How many hours of sunshine does Wylliesburg have in July?

The average sunshine duration in July is 10.6h.

What are the months with the highest UV index?

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

What is the UV index intensity in July?

In Wylliesburg, the average daily maximum UV index in July is 6. A UV Index reading 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
Wylliesburg, VA

Average temperature in July - Wylliesburg, VA
  • Average high temperature in July: 90°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in July: 68.9°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).

Average pressure in July
Wylliesburg, VA

Average pressure in July - Wylliesburg, VA
  • Average pressure in July: 29.98"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
Wylliesburg, VA

Average wind speed in July - Wylliesburg, VA
  • Average wind speed in July: 5.2mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in July
Wylliesburg, VA

Average humidity in July - Wylliesburg, VA
  • Average humidity in July: 71%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (71%).

Average rainfall in July
Wylliesburg, VA

Average rainfall in July - Wylliesburg, VA
  • Average rainfall in July: 2.48"

The wettest months (with the highest rainfall) are May and August (2.91").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in July
Wylliesburg, VA

Average rainfall days in July - Wylliesburg, VA
  • Average rainfall days in July: 17.4 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (9.6 days).

Average snowfall in July
Wylliesburg, VA

Average snowfall in July - Wylliesburg, VA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (2.44").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Wylliesburg, VA

Average snowfall days in July - Wylliesburg, VA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (3.3 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
Wylliesburg, VA

Average daylight in July / Average sunshine in July - Wylliesburg, VA
  • Average daylight in July: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in July
Wylliesburg, VA

Average sunshine days in July - Wylliesburg, VA
  • Average sunshine days in July: 11.1 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11 days).

Average UV index in July
Wylliesburg, VA

Average UV index in July - Wylliesburg, VA
  • 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).

Average cloud cover in July
Wylliesburg, VA

Average cloud cover in July - Wylliesburg, VA
  • Average cloud cover in July: 32

The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are June and July (Cloud cover 32).

Average visibility in July
Wylliesburg, VA

Average visibility in July - Wylliesburg, VA
  • Average visibility in July: 6mi

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

Wylliesburg, Virginia, USA

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