July weather forecast
Marvin, VA

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Weather in July

July, like June, in Marvin, Virginia, is another warm summer month, with an average temperature fluctuating between 82.6°F (28.1°C) and 59.7°F (15.4°C).

Temperature

In Marvin, Virginia, the peak temperatures are generally noted in July, averaging a high of 82.6°F (28.1°C) and a low of 59.7°F (15.4°C).

Heat index

The average heat index in July is estimated at a tropical 89.6°F (32°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.
Heat index evaluations are typically in the context of light winds and shaded environments. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is the outcome of merging air's temperature and its humidity metrics. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

In July, the average relative humidity is 77%.

Rainfall

In July, the rain falls for 17.6 days. Throughout July, 2.01" (51mm) of precipitation is accumulated. In Marvin, during the entire year, the rain falls for 155.9 days and collects up to 23.31" (592mm) of precipitation.

Snowfall

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

Daylight

In Marvin, the average length of the day in July is 14h and 25min.
On the first day of the month, sunrise is at 6:11 am and sunset at 8:51 pm. On the last day of July, sunrise is at 6:32 am and sunset at 8:35 pm EDT.

Sunshine

The months with the most sunshine are June through August, with an average of 10h of sunshine.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In July, a daily maximum UV index of 5 leads to the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest?

With an average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 59.7°F (15.4°C), July is the warmest month.

How hot does it get in July?

Marvin in July has an average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 59.7°F (15.4°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 89.6°F (32°C).

What is the average humidity in July?

The average relative humidity in July is 77%.

How many days does it rain in July?

In Marvin, during July, the rain falls for 17.6 days and regularly aggregates up to 2.01" (51mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Marvin have in July?

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

When is the sunrise / sunset in July?

On the first day of July, sunrise is at 6:11 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 8:35 pm EDT.

What are the months with the most sunshine?

June through August, with an average of 10h of sunshine, are months with the most sunshine.

How many hours of sunshine does Marvin have in July?

The average sunshine duration in July is 10h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

How high is the UV index in July?

In Marvin, the average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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
Marvin, VA

Average temperature in July - Marvin, VA
  • Average high temperature in July: 82.6°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in July: 59.7°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average pressure in July
Marvin, VA

Average pressure in July - Marvin, VA
  • Average pressure in July: 30.02"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in July
Marvin, VA

Average wind speed in July - Marvin, VA
  • Average wind speed in July: 4.7mph

The windiest months (with the highest average wind speed) are January, February and April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in July
Marvin, VA

Average humidity in July - Marvin, VA
  • Average humidity in July: 77%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is November (76%).

Average rainfall in July
Marvin, VA

Average rainfall in July - Marvin, VA
  • Average rainfall in July: 2.01"

The wettest month (with the highest rainfall) is February (2.72").
The driest month (with the least rainfall) is September (1.14").

Average rainfall days in July
Marvin, VA

Average rainfall days in July - Marvin, VA
  • Average rainfall days in July: 17.6 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in July
Marvin, VA

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

The month with the highest snowfall is December (4.65").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Marvin, VA

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

The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Marvin, 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 0min

The months with the most sunshine are June, July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in July
Marvin, VA

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

The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is May (10.3 days).

Average UV index in July
Marvin, VA

Average UV index in July - Marvin, VA
  • Average UV index in July: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in July
Marvin, VA

Average cloud cover in July - Marvin, VA
  • Average cloud cover in July: 38

The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in July
Marvin, VA

Average visibility in July - Marvin, VA
  • Average visibility in July: 5mi

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

Marvin, Virginia, USA

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