Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
Keystone Heights, Florida, reaches its highest average temperatures in July, measuring 91°F (32.8°C) at the peak and 74.5°F (23.6°C) at the lowest.Heat index
The heat index value for July is evaluated at a life-threatening hot 114.8°F (46°C). Take note: Heat exhaustion and heat cramps are expected. Heatstroke can occur with prolonged effort.Heat index's context suggests values are appropriate for shady areas and slight breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.
Humidity
In July, the average relative humidity is 77%.Rainfall
The month with the most rainfall in Keystone Heights is July, when the rain falls for 25.3 days and typically aggregates up to 5.31" (135mm) of precipitation.Snowfall
In Keystone Heights, snow does not fall in January through November.Daylight
The average length of the day in July is 13h and 50min.On the first day of the month, sunrise is at 6:31 am and sunset at 8:32 pm. On the last day of July, sunrise is at 6:47 am and sunset at 8:21 pm EDT.
Sunshine
With an average of 10.7h of sunshine, July has the most sunshine of the year.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In July, a daily maximum UV index of 7 leads to the following instructions:
Guard oneself from overexposure. Defence against sun injury is vital. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the warmest months?
How hot does it get in July?
What is the average humidity in July in Keystone Heights?
What is the wettest month?
How many days does it rain in July?
When it does not snow?
What is the average length of the day in July?
When are sunrise and sunset in July?
What month has the most sunshine?
How long on average sun shines in July?
What are the months with the highest UV index?
How high is the UV index in July?
Average temperature in July
Keystone Heights, FL
- Average high temperature in July: 91°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (64.2°F).
- Average low temperature in July: 74.5°F
The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (46.6°F).
Average pressure in July
Keystone Heights, FL
- Average pressure in July: 30.01"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in July
Keystone Heights, FL
- Average wind speed in July: 4.5mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).
Average humidity in July
Keystone Heights, FL
- Average humidity in July: 77%
The months with the highest relative humidity are August and September (78%).
The month with the lowest relative humidity is March (71%).
Average rainfall in July
Keystone Heights, FL
- Average rainfall in July: 5.31"
The wettest month (with the highest rainfall) is July (5.31").
The driest months (with the least rainfall) are January and November (1.5").
Average rainfall days in July
Keystone Heights, FL
- Average rainfall days in July: 25.3 days
The month with the highest number of rainy days is August (25.9 days).
The month with the least rainy days is November (9 days).
Average snowfall days in July
Keystone Heights, FL
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in July /
Average sunshine in July
Keystone Heights, FL
- Average daylight in July: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in July: 10h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in July
Keystone Heights, FL
- Average sunshine days in July: 3.6 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is July (3.6 days).
Average UV index in July
Keystone Heights, FL
- Average UV index in July: 7
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in July
Keystone Heights, FL
- Average cloud cover in July: 32
The month with the most cloud cover is December (Cloud cover 40).
The months with the least cloud cover are May and October (Cloud cover 31).
Average visibility in July
Keystone Heights, FL
- Average visibility in July: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is December (5mi).
Keystone Heights, Florida, USA
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