July weather forecast
South Portsmouth, KY

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Weather in July

July is a hot summer month in South Portsmouth, Kentucky, with an average temperature ranging between max 86°F (30°C) and min 64°F (17.8°C).

Temperature

July, recording an average high temperature of 86°F (30°C) and a low temperature of 64°F (17.8°C), is South Portsmouth's warmest month.

Heat index

July's average heat index is computed to be a very hot 98.6°F (37°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
When assessing, remember that heat index measurements are for light winds and shaded spots. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is found by incorporating humidity levels into the air temperature measurement. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

The average relative humidity in July is 76%.

Rainfall

In South Portsmouth, Kentucky, during July, the rain falls for 16.8 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, there are 170.4 rainfall days, and 31.02" (788mm) of precipitation is accumulated.

Snowfall

In South Portsmouth, snow does not fall in May through September.

Daylight

In South Portsmouth, the average length of the day in July is 14h and 34min.
On the first day of the month, sunrise is at 6:11 am and sunset at 9:00 pm. On the last day of July, in South Portsmouth, sunrise is at 6:33 am and sunset at 8:43 pm EDT.

Sunshine

The average sunshine in July in South Portsmouth, Kentucky, is 10h.

UV index

The months with the highest UV index in South Portsmouth are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during July leads to these instructions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What is the hottest time of year in South Portsmouth?

July is the month when South Portsmouth, Kentucky, sees the average highest temperatures, with a high of 86°F (30°C) and a low of 64°F (17.8°C).

How hot is it in South Portsmouth in July?

During July, South Portsmouth experiences an average high-temperature of 86°F (30°C) and a low-temperature of 64°F (17.8°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in July is computed to be 98.6°F (37°C).

What is the average humidity in July in South Portsmouth?

In July, the average relative humidity in South Portsmouth is 76%.

How much does it rain in South Portsmouth in July?

In South Portsmouth, in July, it is raining for 16.8 days, with typically 2.72" (69mm) of accumulated precipitation.

When it does not snow in South Portsmouth?

In South Portsmouth, snow does not fall in May through September.

What is the average length of the day in July in South Portsmouth?

In July, the average day length is 14h and 34min.

What time are sunrise and sunset in July in South Portsmouth?

In July, on the first day of the month, sunrise is at 6:11 am and sunset at 9:00 pm. On the last day of the month, in South Portsmouth, sunrise is at 6:33 am and sunset at 8:43 pm EDT.

How long on average sun shines in July in South Portsmouth?

The average sunshine duration in July in South Portsmouth, Kentucky, is 10h.

What is the month with the highest UV index in South Portsmouth?

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

What is the UV index reading in July in South Portsmouth?

In July, the average daily maximum UV index in South Portsmouth, Kentucky, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe 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
South Portsmouth, KY

Average temperature in July - South Portsmouth, KY
  • Average high temperature in July: 86°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in July: 64°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in July
South Portsmouth, KY

Average pressure in July - South Portsmouth, KY
  • Average pressure in July: 29.99"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in July
South Portsmouth, KY

Average wind speed in July - South Portsmouth, KY
  • Average wind speed in July: 4.6mph

The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in July
South Portsmouth, KY

Average humidity in July - South Portsmouth, KY
  • Average humidity in July: 76%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (75%).

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Average rainfall in July
South Portsmouth, KY

Average rainfall in July - South Portsmouth, KY
  • Average rainfall in July: 2.72"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in July
South Portsmouth, KY

Average rainfall days in July - South Portsmouth, KY
  • Average rainfall days in July: 16.8 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (10.5 days).

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Average snowfall in July
South Portsmouth, KY

Average snowfall in July - South Portsmouth, KY
  • 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 and September (0").

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Average snowfall days in July
South Portsmouth, KY

Average snowfall days in July - South Portsmouth, KY
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
South Portsmouth, KY

Average daylight in July / Average sunshine in July - South Portsmouth, KY
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 10h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in July
South Portsmouth, KY

Average sunshine days in July - South Portsmouth, KY
  • Average sunshine days in July: 11.8 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (10 days).

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Average UV index in July
South Portsmouth, KY

Average UV index in July - South Portsmouth, KY
  • 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
South Portsmouth, KY

Average cloud cover in July - South Portsmouth, KY
  • Average cloud cover in July: 34

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in July
South Portsmouth, KY

Average visibility in July - South Portsmouth, KY
  • Average visibility in July: 5mi

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

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South Portsmouth, Kentucky, USA

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