July weather forecast
Grimstead, VA

Weather in July

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

Temperature

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

Heat index

In July, the average heat index is estimated at a sweltering 100.4°F (38°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
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 'apparent temperature', 'felt air temperature', 'real feel', or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (differences in body mass, height, and shape, wind, clothing), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. If the body can not disperse the excessive heat and body temperature reaches conditions of hyperthermia, above 99.5°F (37.5°C) to 100.9°F (38.3°C), thermal conditions are potentially life-threatening.

Humidity

With an average relative humidity of 72%, July is the least humid month.

Rainfall

In July, the rain falls for 16.9 days. Throughout July, 3.31" (84mm) of precipitation is accumulated. 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 Grimstead, the average length of the day in July is 14h and 27min.
On the first day of the month, sunrise is at 5:47 am and sunset at 8:30 pm. On the last day of July, in Grimstead, sunrise is at 6:08 am and sunset at 8:14 pm EDT.

Sunshine

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

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 7 in July transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the warmest month in Grimstead?

The warmest month in Grimstead, Virginia, is July, with an average high-temperature of 87.8°F (31°C) and an average low-temperature of 72.3°F (22.4°C).

What is the temperature in July in Grimstead?

In July, in Grimstead, the average high-temperature is 87.8°F (31°C), and the average low-temperature is 72.3°F (22.4°C). in July, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is estimated at 100.4°F (38°C).

What is the least humid month in Grimstead?

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

What is the average humidity in July in Grimstead?

The average relative humidity in July in Grimstead, Virginia, 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?

April through October are months without snowfall.

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

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

When are sunrise and sunset in July in Grimstead?

In July, on the first day of the month, sunrise is at 5:47 am and sunset at 8:30 pm. On the last day of the month, in Grimstead, Virginia, sunrise is at 6:08 am and sunset at 8:14 pm EDT.

What month has the most sunshine in Grimstead?

With an average of 10.8h of sunshine, July has the most sunshine of the year in Grimstead, Virginia.

How long on average sun shines in July in Grimstead?

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

What is the month 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.

What is the UV index intensity in July in Grimstead?

In July, the average daily maximum UV index in Grimstead, Virginia, is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
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 27min

The month with the longest days is June (Average daylight: 14h and 43min).
The month with the shortest days is December (Average daylight: 9h and 38min).

  • Average sunshine in July: 10h and 48min

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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