June weather forecast
Summerland Key, FL

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Weather in June

The first month of the summer, June, is still a warm month in Summerland Key, Florida, with temperature in the range of an average high of 83.3°F (28.5°C) and an average low of 81.5°F (27.5°C).

Temperature

June's weather records an average high-temperature of a still warm 83.3°F (28.5°C), showing little deviation from May. June witnesses a minor deviation from daytime peaks, with an average nighttime temperature of 81.5°F (27.5°C).

Heat index

The average heat index in June is calculated to be a hot 91.4°F (33°C). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', binds temperature metrics with humidity values to give a sense of the actual 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. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

The average relative humidity in June is 77%.

Rainfall

In Summerland Key, in June, during 17.4 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. In Summerland Key, during the entire year, the rain falls for 171.1 days and collects up to 21.54" (547mm) of precipitation.

Daylight

The month with the longest days in Summerland Key is June, with an average of 13h and 36min of daylight.
On the first day of June, sunrise is at 6:36 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 8:18 pm EDT.

Sunshine

The average sunshine in June is 10.6h.

UV index

April through October, with an average maximum UV index of 7, are months with the highest UV index in Summerland Key. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 7 during June translates into the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in June?

The high-temperature, in June, in Summerland Key, records 83.3°F (28.5°C), while the low-temperature is 81.5°F (27.5°C). In June, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is calculated to be 91.4°F (33°C).

What is the average humidity in June?

In Summerland Key, the average relative humidity in June is 77%.

How much does it rain in June?

In June, the rain falls for 17.4 days. Throughout June, 2.52" (64mm) of precipitation is accumulated.

When are the longest days?

With an average of 13h and 36min of daylight, June has the longest days of the year.

What is the average length of the day in June?

In Summerland Key, the average day length in June is 13h and 38min.

When are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 6:36 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 8:18 pm EDT.

How many hours of sunshine does Summerland Key have in June?

In Summerland Key, the average sunshine duration in June is 10.6h.

When is the highest UV index?

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

What is the UV index intensity in June?

The average daily maximum UV index in June is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in June
Summerland Key, FL

Average temperature in June - Summerland Key, FL
  • Average high temperature in June: 83.3°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 June: 81.5°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 June
Summerland Key, FL

Average pressure in June - Summerland Key, FL
  • Average pressure in June: 29.98"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 June
Summerland Key, FL

Average wind speed in June - Summerland Key, FL
  • Average wind speed in June: 10.1mph

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 June
Summerland Key, FL

Average humidity in June - Summerland Key, FL
  • Average humidity in June: 77%

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 June
Summerland Key, FL

Average rainfall in June - Summerland Key, FL
  • Average rainfall in June: 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 June
Summerland Key, FL

Average rainfall days in June - Summerland Key, FL
  • Average rainfall days in June: 17.4 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 June /
Average sunshine in June
Summerland Key, FL

Average daylight in June / Average sunshine in June - Summerland Key, FL
  • Average daylight in June: 13h and 4min

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 June: 10h and 4min

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 June
Summerland Key, FL

Average sunshine days in June - Summerland Key, FL
  • Average sunshine days in June: 9.7 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 June
Summerland Key, FL

Average UV index in June - Summerland Key, FL
  • Average UV index in June: 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 June
Summerland Key, FL

Average cloud cover in June - Summerland Key, FL
  • Average cloud cover in June: 30

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 June
Summerland Key, FL

Average visibility in June - Summerland Key, FL
  • Average visibility in June: 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).

Summerland Key, Florida, USA

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