July weather forecast
Charles Town, WV

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Weather in July

July brings the heat in Charles Town with an average high of 86.5°F (30.3°C), marking it as the hottest month of the year. Compared to June, days are akin with similar daylight and sunshine hours. Despite the scorching sun, July experiences frequent showers, and it is advised to always carry an umbrella. The wind speed typically diminishes in this month, leading to long, calm, sultry summer days.

Temperature

July is the warmest month, with the temperature often reaching an average high of 86.5°F (30.3°C) and an average low of 64.4°F (18°C).

Heat index

In July, the heat index is appraised at a fiery hot 98.6°F (37°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
In reference to the heat index, it's for places in shade and with a slight wind. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is the outcome of merging air's temperature and its humidity metrics. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

With an average relative humidity of 73%, July is the least humid month.

Rainfall

The wettest months are May, July and August, with an average 3.15" (80mm) of rainfall.

Snowfall

June through October are months without snowfall.

Daylight

The average length of the day in July is 14h and 37min.
On the first day of the month, sunrise is at 5:48 am and sunset at 8:41 pm. On the last day of July, sunrise is at 6:11 am and sunset at 8:24 pm EDT.

Sunshine

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

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Charles Town. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 during July translates into the following directions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What is the hottest time of year in Charles Town?

July, recording an average high temperature of 86.5°F (30.3°C) and a low temperature of 64.4°F (18°C), is Charles Town's warmest month.

How hot does it get in Charles Town in July?

The high-temperature, in July, in Charles Town, records 86.5°F (30.3°C), while the low-temperature is 64.4°F (18°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 98.6°F (37°C).

What is the least humid month in Charles Town?

With an average relative humidity of 73%, July is the least humid month in Charles Town.

What is the average humidity in July in Charles Town?

The average relative humidity in July in Charles Town, West Virginia, is 73%.

What is the wettest month in Charles Town?

The months with the most rainfall in Charles Town, West Virginia, are May, July and August, with an average 3.15" (80mm) of precipitation.

How many days does it rain in July in Charles Town?

In July, in Charles Town, the rain falls for 17.3 days. Throughout July, 3.15" (80mm) of precipitation is accumulated.

When it does not snow in Charles Town?

In Charles Town, snow does not fall in June through October.

What is the average length of the day in July in Charles Town?

In Charles Town, the average day length in July is 14h and 37min.

When are sunrise and sunset in July in Charles Town?

In July, on the first day of the month, sunrise is at 5:48 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:24 pm EDT.

What month has the most sunshine in Charles Town?

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

How many hours of sunshine does Charles Town have in July?

In July, the average sunshine duration is 10.7h.

What are the months with the highest UV index in Charles Town?

The months with the highest UV index in Charles Town are May through August, with an average maximum UV index of 6.

How high is the UV index in July in Charles Town?

In Charles Town, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
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
Charles Town, WV

Average temperature in July - Charles Town, WV
  • Average high temperature in July: 86.5°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in July: 64.4°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).

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Average pressure in July
Charles Town, WV

Average pressure in July - Charles Town, WV
  • 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 (29.95"Hg).

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Average wind speed in July
Charles Town, WV

Average wind speed in July - Charles Town, WV
  • Average wind speed in July: 4.4mph

The windiest month (with the highest average wind speed) is March (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in July
Charles Town, WV

Average humidity in July - Charles Town, WV
  • Average humidity in July: 73%

The months with the highest relative humidity are May, October and December (78%).
The month with the lowest relative humidity is July (73%).

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Average rainfall in July
Charles Town, WV

Average rainfall in July - Charles Town, WV
  • Average rainfall in July: 3.15"

The wettest months (with the highest rainfall) are May, July and August (3.15").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in July
Charles Town, WV

Average rainfall days in July - Charles Town, WV
  • Average rainfall days in July: 17.3 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.2 days).

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Average snowfall in July
Charles Town, WV

Average snowfall in July - Charles Town, WV
  • Average snowfall in July: 0"

The month with the highest snowfall is January (4.17").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in July
Charles Town, WV

Average snowfall days in July - Charles Town, WV
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Charles Town, WV

Average daylight in July / Average sunshine in July - Charles Town, WV
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • 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 January, February and December (Average sunshine: 5h and 6min).

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Average sunshine days in July
Charles Town, WV

Average sunshine days in July - Charles Town, WV
  • Average sunshine days in July: 11.9 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.2 days).

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Average UV index in July
Charles Town, WV

Average UV index in July - Charles Town, WV
  • Average UV index in July: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in July
Charles Town, WV

Average cloud cover in July - Charles Town, WV
  • Average cloud cover in July: 30

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in July
Charles Town, WV

Average visibility in July - Charles Town, WV
  • Average visibility in July: 6mi

The months with the highest visibility are February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, May, September and October (5mi).

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Charles Town, West Virginia, USA

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