July weather forecast
Norfolk, VA

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A breathtaking night panorama of the well developed Norfolk City, Virginia
A breathtaking night panorama of the well developed Norfolk City, Virginia

Weather in July

July in Norfolk holds the title for the warmest month march, with the mercury soaring to an impressive high of 86.4°F (30.2°C). There is an increased likelihood of occasional thunderstorms, given that this month has the highest rainfall. Despite the increased number of rainy days, the total amount of sunshine is not hampered significantly. Wind speed slightly decreases compared to June. In July, the sea maintains its inviting warmth, encouraging residents and tourists alike to take a dip.

Temperature

Norfolk's warmest weather arrives in July, when temperatures average a high of 86.4°F (30.2°C) and a low of 73.6°F (23.1°C).

Heat index

The heat index value for July is computed to be a torrid 98.6°F (37°C). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
Heat index values are typically calculated for conditions of shade and a light breeze. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. 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 hold great significance to children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.

Humidity

The months with the lowest humidity in Norfolk, Virginia, are July and November, with an average relative humidity of 74%.

Rainfall

In July, the rain falls for 17.4 days. Throughout July, 2.2" (56mm) of precipitation is accumulated. Throughout the year, in Norfolk, Virginia, there are 151.9 rainfall days, and 20.35" (517mm) of precipitation is accumulated.

Snowfall

In Norfolk, snow does not fall in April through October.

Ocean temperature

In July, the average ocean temperature is 78.3°F (25.7°C).
Note: For swimming, diving, or other water activities, the temperature range of 77°F (25°C) to 84.2°F (29°C) is perceived as exceptionally enjoyable and comfortable even for prolonged periods.

Daylight

In Norfolk, Virginia, the average length of the day in July is 14h and 23min.
On the first day of July in Norfolk, sunrise is at 5:49 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:12 pm EDT.

Sunshine

With an average of 10.9h of sunshine, July has the most sunshine of the year.

UV index

July and August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 7 in July interprets into the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Watch out! Sand and water enhance the UV exposure you receive.
Updated: Feb 14, 2024 | Published by: Weather Atlas | Resources

Frequently asked questions

What is the hottest time of year in Norfolk?

July proves to be the warmest month, recording an average peak temperature of 86.4°F (30.2°C) and a minimum temperature of 73.6°F (23.1°C).

How hot does it get in Norfolk in July?

In Norfolk, in July, the average high-temperature is 86.4°F (30.2°C), and the average low-temperature is 73.6°F (23.1°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is computed to be 98.6°F (37°C).

What are the least humid months in Norfolk?

The months with the lowest humidity in Norfolk, Virginia, are July and November, with an average relative humidity of 74%.

What is the average humidity in July in Norfolk?

The average relative humidity in July in Norfolk, Virginia, is 74%.

How many days does it rain in July in Norfolk?

In Norfolk, during July, the rain falls for 17.4 days and regularly aggregates up to 2.2" (56mm) of precipitation.

When it does not snow in Norfolk?

In Norfolk, snow does not fall in April through October.

What is the water temperature in July in Norfolk?

In July, the average ocean temperature in Norfolk, Virginia, is 78.3°F (25.7°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Norfolk have in July?

In Norfolk, the average day length in July is 14h and 23min.

When are sunrise and sunset in July in Norfolk?

In July, on the first day of the month, sunrise is at 5:49 am and sunset at 8:28 pm. On the last day of the month, in Norfolk, sunrise is at 6:10 am and sunset at 8:12 pm EDT.

What month has the most sunshine in Norfolk?

July has the most sunshine of the year in Norfolk, with an average of 10.9h of sunshine.

How long on average sun shines in July in Norfolk?

The average sunshine duration in July in Norfolk, Virginia, is 10.9h.

What is the month with the highest UV index in Norfolk?

The months with the highest UV index in Norfolk, Virginia, are July and August, with an average maximum UV index of 7.

How high is the UV index in July in Norfolk?

In July, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes 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
Norfolk, VA

Average temperature in July - Norfolk, VA
  • Average high temperature in July: 86.4°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (45.9°F).

  • Average low temperature in July: 73.6°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).

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Average pressure in July
Norfolk, VA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in July
Norfolk, VA

Average wind speed in July - Norfolk, VA
  • Average wind speed in July: 8mph

The windiest months (with the highest average wind speed) are March and April (10.5mph).
The calmest month (with the lowest average wind speed) is August (7.5mph).

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Average humidity in July
Norfolk, VA

Average humidity in July - Norfolk, VA
  • Average humidity in July: 74%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are July and November (74%).

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Average rainfall in July
Norfolk, VA

Average rainfall in July - Norfolk, VA
  • Average rainfall in July: 2.2"

The wettest month (with the highest rainfall) is August (2.52").
The driest month (with the least rainfall) is November (1.1").

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Average rainfall days in July
Norfolk, VA

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

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is November (8.3 days).

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Average snowfall in July
Norfolk, VA

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

The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Norfolk, VA

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

The month with the highest number of snowfall days is January (2.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average sea temperature in July
Norfolk, VA

Average sea temperature in July - Norfolk, VA
  • Average sea temperature in July: 78.2°F

The best month for swimming (with the highest average sea temperature) is August (80°F).
The coldest month (with the lowest average sea temperature) is February (44.5°F).

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

Average daylight in July / Average sunshine in July - Norfolk, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).

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Average sunshine days in July
Norfolk, VA

Average sunshine days in July - Norfolk, VA
  • Average sunshine days in July: 11.2 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is August (10.8 days).

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Average UV index in July
Norfolk, VA

Average UV index in July - Norfolk, VA
  • Average UV index in July: 7

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

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Average cloud cover in July
Norfolk, VA

Average cloud cover in July - Norfolk, VA
  • Average cloud cover in July: 26

The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in July
Norfolk, VA

Average visibility in July - Norfolk, 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).

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Norfolk, Virginia, USA

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