July weather forecast
Grimstead, VA

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Weather in July

July is a tropical summer month in Grimstead, Virginia, with an average temperature fluctuating between 72.3°F (22.4°C) and 87.8°F (31°C).

Temperature

July, on average, is the warmest month, registering a high temperature of 87.8°F (31°C) and a low of 72.3°F (22.4°C).

Heat index

For most parts of July, the heat index is appraised at a torrid 100.4°F (38°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is the outcome of merging air's temperature and its humidity metrics. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

The least humid month in Grimstead is July, with an average relative humidity of 72%.

Rainfall

In Grimstead, in July, it is raining for 16.9 days, with typically 3.31" (84mm) of accumulated precipitation. In Grimstead, during the entire year, the rain falls for 165.3 days and collects up to 34.25" (870mm) of precipitation.

Snowfall

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

Daylight

In July, the average length of the day in Grimstead is 14h and 27min.
On the first day of July in Grimstead, sunrise is at 5:48 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:14 pm EDT.

Sunshine

The month with the most sunshine in Grimstead is July, with an average of 10.8h of sunshine.

UV index

June and July, with an average maximum UV index of 7, are months with the highest UV index in Grimstead. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 7 during July translates into the following directions:
Inhibit overexposure. Warding off sun damage is of utmost importance. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What is the hottest time of year in Grimstead?

July, having an average high-temperature of 87.8°F (31°C) and an average low-temperature of 72.3°F (22.4°C), is the warmest month.

How hot is July in Grimstead?

The high-temperature, in July, in Grimstead, is 87.8°F (31°C), while the low-temperature averages to 72.3°F (22.4°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 appraised at 100.4°F (38°C).

What is the least humid month in Grimstead?

The least humid month in Grimstead is July, with an average relative humidity of 72%.

What is the average humidity in July in Grimstead?

In July, the average relative humidity in Grimstead is 72%.

How many days does it rain in July in Grimstead?

In Grimstead, in July, it is raining for 16.9 days, with typically 3.31" (84mm) of accumulated precipitation.

When it does not snow in Grimstead?

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

How many hours of daylight does Grimstead have in July?

In Grimstead, Virginia, the average day length in July is 14h and 27min.

When is the sunrise / sunset in July in Grimstead?

In July, on the first day of the month, sunrise is at 5:48 am and sunset at 8:30 pm. On the last day of the month, in Grimstead, sunrise is at 6:09 am and sunset at 8:14 pm EDT.

What month has the most sunshine in Grimstead?

July has the most sunshine of the year, with an average of 10.8h of sunshine.

How many hours of sunshine does Grimstead have in July?

In Grimstead, Virginia, the average sunshine duration in July is 10.8h.

What are the months with the highest UV index in Grimstead?

June and July, with an average maximum UV index of 7, are months with the highest UV index in Grimstead, Virginia.

How high is the UV index in July in Grimstead?

The average daily maximum UV index in July is 7. A UV Index value of 6 to 7 symbolizes a high health threat 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
Grimstead, VA

Average temperature in July - Grimstead, VA
  • Average high temperature in July: 87.8°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in July: 72.3°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

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Average pressure in July
Grimstead, VA

Average pressure in July - Grimstead, VA
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in July
Grimstead, VA

Average wind speed in July - Grimstead, VA
  • Average wind speed in July: 7.1mph

The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

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Average humidity in July
Grimstead, VA

Average humidity in July - Grimstead, VA
  • Average humidity in July: 72%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in July
Grimstead, VA

Average rainfall in July - Grimstead, VA
  • Average rainfall in July: 3.31"

The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is September (2.4").

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Average rainfall days in July
Grimstead, VA

Average rainfall days in July - Grimstead, VA
  • Average rainfall days in July: 16.9 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is November (9.6 days).

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Average snowfall in July
Grimstead, VA

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

The month with the highest snowfall is February (1.34").
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
Grimstead, VA

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

The month with the highest number of snowfall days is January (3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in July / Average sunshine in July - Grimstead, VA
  • Average daylight in July: 14h and 3min

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 36min).

  • Average sunshine in July: 10h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).

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Average sunshine days in July
Grimstead, VA

Average sunshine days in July - Grimstead, VA
  • Average sunshine days in July: 12.2 days

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (11.5 days).

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Average UV index in July
Grimstead, VA

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

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

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Average cloud cover in July
Grimstead, VA

Average cloud cover in July - Grimstead, VA
  • Average cloud cover in July: 28

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in July
Grimstead, VA

Average visibility in July - Grimstead, 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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Grimstead, Virginia, USA

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