July weather forecastSummerland Key, FL

July

Weather in July

July, like June, in Summerland Key, Florida, is a moderately hot summer month, with temperature in the range of an average high of 84.6°F (29.2°C) and an average low of 82.9°F (28.3°C).

Temperature

In July, Summerland Key experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 83.3°F (28.5°C) in June to a still warm 84.6°F (29.2°C). Summerland Key records a consistent average nighttime temperature of 82.9°F (28.3°C) in July, slightly lower than the daytime high.

Heat index

The heat index value for July is calculated to be a hot 93.2°F (34°C). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

July through September, with an average relative humidity of 74%, are the least humid months.

Rainfall

In Summerland Key, in July, during 18.3 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, there are 171.1 rainfall days, and 21.54" (547mm) of precipitation is accumulated.

Daylight

The average length of the day in July is 13h and 29min.
On the first day of the month, sunrise is at 6:40 am and sunset at 8:18 pm. On the last day of July, sunrise is at 6:53 am and sunset at 8:10 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 11.1h of sunshine.

UV index

The months with the highest UV index are April through October, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.
Note: A maximum UV index of 7 in July translates into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature, in July, in Summerland Key, is 84.6°F (29.2°C), while the average low-temperature is 82.9°F (28.3°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in July is calculated to be 93.2°F (34°C).

The months with the lowest humidity are July through September, with an average relative humidity of 74%.

The average relative humidity in July is 74%.

In Summerland Key, during July, the rain falls for 18.3 days and regularly aggregates up to 2.52" (64mm) of precipitation.

The average day length in July in Summerland Key is 13h and 29min.

In July, on the first day of the month, sunrise is at 6:40 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 8:10 pm EDT.

The month with the most sunshine is July, with an average of 11.1h of sunshine.

The average sunshine duration in July is 11.1h.

April through October, with an average maximum UV index of 7, are months with the highest UV index.

In Summerland Key, the average daily maximum UV index in July is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J July A S O N D

Jun

July

Aug

Average high temperature

83.3°F

84.6°F

85.3°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

10.8mph

9.9mph

10.6mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

9.7

9.9

10.8

Average UV index

Average cloud cover

30%

27%

Average visibility

6mi

Average temperature in July
Summerland Key, FL

Average high temperature in July: 84.6°F

The warmest month (with the highest average high temperature) is August (85.3°F).
The month with the lowest average high temperature is January (72.7°F).

Average low temperature in July: 82.9°F

The month with the highest average low temperature is August (83.1°F).
The coldest month (with the lowest average low temperature) is January (68.5°F).

Average pressure in July
Summerland Key, FL

Average pressure in July: 30.02"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are September and October (29.93"Hg).

Average wind speed in July
Summerland Key, FL

Average wind speed in July: 9.4mph

The windiest month (with the highest average wind speed) is November (14.4mph).
The calmest month (with the lowest average wind speed) is July (9.4mph).

Average humidity in July
Summerland Key, FL

Average humidity in July: 74%

The month with the highest relative humidity is February (78%).
The months with the lowest relative humidity are July, August and September (74%).

Average rainfall in July
Summerland Key, FL

Average rainfall in July: 2.52"

The wettest month (with the highest rainfall) is September (3.54").
The driest month (with the least rainfall) is March (0.43").

Average rainfall days in July
Summerland Key, FL

Average rainfall days in July: 18.3 days

The month with the highest number of rainy days is September (20.8 days).
The month with the least rainy days is March (9.4 days).

Average daylight in July /
Average sunshine in July
Summerland Key, FL

Average daylight in July: 13h and 30min

The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 36min).

Average sunshine in July: 11h and 6min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in July
Summerland Key, FL

Average sunshine days in July: 9.9 days

The month with the most sunshine days is March (19.6 days).
The month with the least sunshine days is September (6.2 days).

Average UV index in July
Summerland Key, FL

Average UV index in July: 7

The months with the highest UV index are April, May, June, July, August, September and October (UV index 7).
The month with the lowest UV index is January (UV index 5).

Average cloud cover in July
Summerland Key, FL

Average cloud cover in July: 27

The month with the most cloud cover is January (Cloud cover 34).
The month with the least cloud cover is April (Cloud cover 23).

Average visibility in July
Summerland Key, FL

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).