July weather forecast
Princeton, KY

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Weather in July

July in Princeton, Kentucky, is a tropical summer month, with an average temperature fluctuating between 87.3°F (30.7°C) and 68.5°F (20.3°C).

Temperature

July proves to be the warmest month, recording an average peak temperature of 87.3°F (30.7°C) and a minimum temperature of 68.5°F (20.3°C).

Heat index

For most parts of July, the heat index is appraised at a torrid 102.2°F (39°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Be advised, the heat index considers values for conditions in shade and with a light breeze. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

The average relative humidity in July is 78%.

Rainfall

In July, the rain falls for 18.3 days. Throughout July, 3.43" (87mm) of precipitation is accumulated. In Princeton, during the entire year, the rain falls for 174.5 days and collects up to 39.65" (1007mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in July in Princeton is 14h and 25min.
On the first day of the month, sunrise is at 5:35 am and sunset at 8:15 pm. On the last day of July, sunrise is at 5:56 am and sunset at 7:59 pm CDT.

Sunshine

In Princeton, the average sunshine in July is 10.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in July interprets into the following advice:
Deter overexposure. Protecting against the sun's effects is essential. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest in Princeton?

The month of July, characterized by an average high of 87.3°F (30.7°C) and a low of 68.5°F (20.3°C), is recognized as the warmest.

How hot is July?

During July, Princeton experiences an average high-temperature of 87.3°F (30.7°C) and a low-temperature of 68.5°F (20.3°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is appraised at 102.2°F (39°C).

What is the average humidity in July?

The average relative humidity in July is 78%.

How much does it rain in July?

In Princeton, during July, the rain falls for 18.3 days and regularly aggregates up to 3.43" (87mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

How many hours of daylight does Princeton have in July?

In Princeton, the average day length in July is 14h and 25min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:35 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 7:59 pm CDT.

How long on average sun shines in July?

In July, the average sunshine duration is 10.4h.

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.

What is the UV index reading in July in Princeton?

The average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health threat 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
Princeton, KY

Average temperature in July - Princeton, KY
  • Average high temperature in July: 87.3°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in July: 68.5°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure in July
Princeton, KY

Average pressure in July - Princeton, KY
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in July
Princeton, KY

Average wind speed in July - Princeton, KY
  • Average wind speed in July: 5.5mph

The windiest month (with the highest average wind speed) is February (9.3mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

Average humidity in July
Princeton, KY

Average humidity in July - Princeton, KY
  • Average humidity in July: 78%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in July
Princeton, KY

Average rainfall in July - Princeton, KY
  • Average rainfall in July: 3.43"

The wettest month (with the highest rainfall) is April (4.33").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in July
Princeton, KY

Average rainfall days in July - Princeton, KY
  • Average rainfall days in July: 18.3 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (10.4 days).

Average snowfall in July
Princeton, KY

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

The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Princeton, KY

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

The month with the highest number of snowfall days is January (5.3 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
Princeton, KY

Average daylight in July / Average sunshine in July - Princeton, KY
  • Average daylight in July: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

Average sunshine days in July
Princeton, KY

Average sunshine days in July - Princeton, KY
  • Average sunshine days in July: 9.4 days

The months with the most sunshine days are October and November (18.3 days).
The month with the least sunshine days is July (9.4 days).

Average UV index in July
Princeton, KY

Average UV index in July - Princeton, 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
Princeton, KY

Average cloud cover in July - Princeton, KY
  • Average cloud cover in July: 31

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

Average visibility in July
Princeton, KY

Average visibility in July - Princeton, KY
  • Average visibility in July: 6mi

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

Princeton, Kentucky, USA

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