July weather forecast
Denniston, KY

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Weather in July

July in Denniston, Kentucky, is a hot summer month, with temperature in the range of an average high of 86.9°F (30.5°C) and an average low of 64.4°F (18°C).

Temperature

July, having an average high-temperature of 86.9°F (30.5°C) and an average low-temperature of 64.4°F (18°C), is the warmest month.

Heat index

Throughout July, the heat index is appraised at a torrid 100.4°F (38°C). Implement more safety precautions, heat cramps and heat exhaustion may happen. Persistent activity could induce heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In July, the average relative humidity is 76%.

Rainfall

In Denniston, Kentucky, in July, it is raining for 17.3 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, there are 162.2 rainfall days, and 29.45" (748mm) of precipitation is accumulated.

Snowfall

In Denniston, Kentucky, snow does not fall in May through September.

Daylight

The average length of the day in July is 14h and 29min.
On the first day of the month, sunrise is at 6:15 am and sunset at 9:00 pm. On the last day of July, sunrise is at 6:37 am and sunset at 8:43 pm EDT.

Sunshine

The average sunshine in July is 9.6h.

UV index

May through August, 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 threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 6 during July translates into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

Denniston's warmest month, July, generally records average temperatures ranging from a high of 86.9°F (30.5°C) to a low of 64.4°F (18°C).

How hot is it in July?

The high-temperature, in July, in Denniston, is 86.9°F (30.5°C), while the low-temperature averages to 64.4°F (18°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 100.4°F (38°C).

What is the average humidity in July in Denniston?

The average relative humidity in July is 76%.

How much does it rain in July?

In Denniston, during July, the rain falls for 17.3 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 29min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 6:15 am and sunset at 9:00 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 8:43 pm EDT.

How many hours of sunshine does Denniston have in July?

In July, the average sunshine duration is 9.6h.

When is the highest UV index?

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

How high is the UV index in July in Denniston?

In July, the average daily maximum UV index is 6. A UV Index reading 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
Denniston, KY

Average temperature in July - Denniston, KY
  • Average high temperature in July: 86.9°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (39.7°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 (26.1°F).

Average pressure in July
Denniston, KY

Average pressure in July - Denniston, KY
  • Average pressure in July: 30"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in July
Denniston, KY

Average wind speed in July - Denniston, KY
  • Average wind speed in July: 4.8mph

The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in July
Denniston, KY

Average humidity in July - Denniston, KY
  • Average humidity in July: 76%

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

Average rainfall in July
Denniston, KY

Average rainfall in July - Denniston, KY
  • Average rainfall in July: 2.72"

The wettest month (with the highest rainfall) is February (2.99").
The driest months (with the least rainfall) are September and November (1.89").

Average rainfall days in July
Denniston, KY

Average rainfall days in July - Denniston, KY
  • Average rainfall days in July: 17.3 days

The months with the highest number of rainy days are May and July (17.3 days).
The month with the least rainy days is November (9.7 days).

Average snowfall in July
Denniston, KY

Average snowfall in July - Denniston, KY
  • Average snowfall in July: 0"

The month with the highest snowfall is February (3.23").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Denniston, KY

Average snowfall days in July - Denniston, KY
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Denniston, KY

Average daylight in July / Average sunshine in July - Denniston, KY
  • Average daylight in July: 14h and 3min

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 36min).

  • Average sunshine in July: 9h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in July
Denniston, KY

Average sunshine days in July - Denniston, KY
  • Average sunshine days in July: 12 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is February (10.3 days).

Average UV index in July
Denniston, KY

Average UV index in July - Denniston, 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 and December (UV index 2).

Average cloud cover in July
Denniston, KY

Average cloud cover in July - Denniston, KY
  • Average cloud cover in July: 37

The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in July
Denniston, KY

Average visibility in July - Denniston, KY
  • Average visibility in July: 5mi

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

Denniston, Kentucky, USA

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