July weather forecast
Butterworth, VA

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Weather in July

July in Butterworth, Virginia, is a tropical summer month, with an average temperature fluctuating between 90.1°F (32.3°C) and 69.4°F (20.8°C).

Temperature

July, noted for its average high-temperature of 90.1°F (32.3°C) and an average low-temperature of 69.4°F (20.8°C), is considered the warmest month.

Heat index

July's heat index is computed to be a blistering 107.6°F (42°C). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

With an average relative humidity of 71%, July is the least humid month.

Rainfall

In July, the rain falls for 15.4 days. Throughout July, 1.61" (41mm) of precipitation is accumulated. Throughout the year, there are 138.7 rainfall days, and 19.72" (501mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in July is 14h and 25min.
On the first day of July, sunrise is at 5:54 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:18 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 10.7h of sunshine.

UV index

In July, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 6 during July translates into the following guidance:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Jun 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

The highest temperatures are recorded in July, with averages reaching a high of 90.1°F (32.3°C) and a low of 69.4°F (20.8°C).

How hot is it in July?

During July, Butterworth experiences an average high-temperature of 90.1°F (32.3°C) and a low-temperature of 69.4°F (20.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in July is computed to be 107.6°F (42°C).

What is the least humid month in Butterworth?

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

What is the average humidity in July in Butterworth?

In July, the average relative humidity is 71%.

How many days does it rain in July?

In Butterworth, in July, during 15.4 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

When it does not snow?

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

What is the average length of the day in July?

In July, the average day length is 14h and 25min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:54 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:18 pm EDT.

What month has the most sunshine?

With an average of 10.7h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July?

In July, the average sunshine duration is 10.7h.

What is the UV index reading in July?

In July, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to 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
Butterworth, VA

Average temperature in July - Butterworth, VA
  • Average high temperature in July: 90.1°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (45.3°F).

  • Average low temperature in July: 69.4°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in July
Butterworth, VA

Average pressure in July - Butterworth, VA
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in July
Butterworth, VA

Average wind speed in July - Butterworth, VA
  • Average wind speed in July: 5.6mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in July
Butterworth, VA

Average humidity in July - Butterworth, 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
Butterworth, VA

Average rainfall in July - Butterworth, VA
  • Average rainfall in July: 1.61"

The wettest month (with the highest rainfall) is August (2.09").
The driest month (with the least rainfall) is October (1.14").

Average rainfall days in July
Butterworth, VA

Average rainfall days in July - Butterworth, VA
  • Average rainfall days in July: 15.4 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is October (7.5 days).

Average snowfall in July
Butterworth, VA

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

The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Butterworth, VA

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

The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in July /
Average sunshine in July
Butterworth, VA

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

The month with the longest days is June (Average daylight: 14h and 42min).
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 July (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 5h and 24min).

Average sunshine days in July
Butterworth, VA

Average sunshine days in July - Butterworth, VA
  • Average sunshine days in July: 13.1 days

The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is July (13.1 days).

Average UV index in July
Butterworth, VA

Average UV index in July - Butterworth, VA
  • Average UV index in July: 6

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in July
Butterworth, VA

Average cloud cover in July - Butterworth, VA
  • Average cloud cover in July: 31

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in July
Butterworth, VA

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

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

Butterworth, Virginia, USA

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