July weather forecast
South Portsmouth, KY

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Weather in July

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

Temperature

South Portsmouth experiences its highest temperatures in July, with an average peak of 86°F (30°C) and a low of 64°F (17.8°C).

Heat index

The heat index value for July is calculated to be a fiery hot 98.6°F (37°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The average relative humidity in July is 76%.

Rainfall

In July, the rain falls for 16.8 days. Throughout July, 2.72" (69mm) of precipitation is accumulated. Throughout the year, there are 170.4 rainfall days, and 31.02" (788mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

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, sunrise is at 6:33 am and sunset at 8:43 pm EDT.

Sunshine

In July, the average sunshine is 10h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 6 in July translates into these instructions:
Fend off overexposure. Sun protection is vital. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest?

July stands out as South Portsmouth's warmest month, with temperatures ranging between an average high of 86°F (30°C) and a low of 64°F (17.8°C).

Is it hot during July?

The high-temperature, in July, in South Portsmouth, records 86°F (30°C), while the low-temperature is 64°F (17.8°C). In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 98.6°F (37°C).

What is the average humidity in July?

The average relative humidity in July is 76%.

How much does it rain in July?

In South Portsmouth, during July, the rain falls for 16.8 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

What is the average length of the day in July?

The average day length in July is 14h and 34min.

When are sunrise and sunset in July?

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

How many hours of sunshine does South Portsmouth have in July?

In July, the average sunshine duration is 10h.

What are the months with the highest UV index?

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

How high is the UV index in July?

In July, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

South Portsmouth, Kentucky, USA

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