July weather forecast
Sistersville, WV

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Weather in July

July, like June, in Sistersville, West Virginia, is a moderately hot summer month, with temperature in the range of an average low of 61.9°F (16.6°C) and an average high of 84°F (28.9°C).

Temperature

Sistersville's July weather reaches an average high of 84°F (28.9°C) and an average low of 61.9°F (16.6°C), making it the warmest month.

Heat index

The heat index for July is evaluated at a tropical 93.2°F (34°C). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 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.

Humidity

In Sistersville, West Virginia, the average relative humidity in July is 78%.

Rainfall

In Sistersville, during July, the rain falls for 18.2 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, there are 176.6 rainfall days, and 25.91" (658mm) of precipitation is accumulated.

Snowfall

In Sistersville, snow does not fall in May through October.

Daylight

In Sistersville, West Virginia, the average length of the day in July is 14h and 38min.
On the first day of July in Sistersville, sunrise is at 6:00 am and sunset at 8:55 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:37 pm EDT.

Sunshine

In Sistersville, the average sunshine in July is 9.8h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: In July, a daily maximum UV index of 6 leads to the following instructions:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What is the warmest month in Sistersville?

July, recognised by an average high temperature of 84°F (28.9°C) and a low of 61.9°F (16.6°C), is Sistersville's warmest month.

Is it hot in Sistersville during July?

The high-temperature, in July, in Sistersville, records 84°F (28.9°C), while the low-temperature is 61.9°F (16.6°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 93.2°F (34°C).

What is the average humidity in July in Sistersville?

In Sistersville, the average relative humidity in July is 78%.

How much does it rain in Sistersville in July?

In Sistersville, in July, it is raining for 18.2 days, with typically 2.72" (69mm) of accumulated precipitation.

When it does not snow in Sistersville?

In Sistersville, snow does not fall in May through October.

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

The average day length in July is 14h and 38min.

When are sunrise and sunset in July in Sistersville?

In July, on the first day of the month, sunrise is at 6:00 am and sunset at 8:55 pm. On the last day of the month, in Sistersville, West Virginia, sunrise is at 6:23 am and sunset at 8:37 pm EDT.

How many hours of sunshine does Sistersville have in July?

In July, the average sunshine duration in Sistersville is 9.8h.

When is the highest UV index in Sistersville?

The months with the highest UV index in Sistersville, West Virginia, are June and July, with an average maximum UV index of 6.

How high is the UV index in July in Sistersville?

In July, the average daily maximum UV index in Sistersville, West Virginia, is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Sistersville, WV

Average temperature in July - Sistersville, WV
  • Average high temperature in July: 84°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in July: 61.9°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

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Average pressure in July
Sistersville, WV

Average pressure in July - Sistersville, 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
Sistersville, WV

Average wind speed in July - Sistersville, WV
  • Average wind speed in July: 4.3mph

The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in July
Sistersville, WV

Average humidity in July - Sistersville, WV
  • Average humidity in July: 78%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (77%).

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Average rainfall in July
Sistersville, WV

Average rainfall in July - Sistersville, WV
  • Average rainfall in July: 2.72"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in July
Sistersville, WV

Average rainfall days in July - Sistersville, WV
  • Average rainfall days in July: 18.2 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (10.2 days).

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Average snowfall in July
Sistersville, WV

Average snowfall in July - Sistersville, WV
  • Average snowfall in July: 0"

The month with the highest snowfall is January (3.19").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Sistersville, WV

Average snowfall days in July - Sistersville, WV
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Sistersville, WV

Average daylight in July / Average sunshine in July - Sistersville, 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 24min).

  • Average sunshine in July: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days in July
Sistersville, WV

Average sunshine days in July - Sistersville, WV
  • Average sunshine days in July: 10.2 days

The month with the most sunshine days is November (16.9 days).
The months with the least sunshine days are January and February (8.7 days).

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Average UV index in July
Sistersville, WV

Average UV index in July - Sistersville, WV
  • Average UV index in July: 6

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in July
Sistersville, WV

Average cloud cover in July - Sistersville, WV
  • Average cloud cover in July: 38

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in July
Sistersville, WV

Average visibility in July - Sistersville, WV
  • Average visibility in July: 5mi

The month with the highest visibility is November (6mi).
The month with the lowest visibility is January (4mi).

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Sistersville, West Virginia, USA

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