June weather forecast
Cudjoe Key, FL

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Weather in June

June, the first month of the summer in Cudjoe Key, is still a warm month, with an average temperature varying between 83.3°F (28.5°C) and 81.5°F (27.5°C).

Temperature

June's advent notes a subtle adjustment in average high-temperature to a still warm 83.3°F (28.5°C) from May. June nighttime temperatures hover close to the daytime peak with an average of 81.5°F (27.5°C).

Heat index

The average heat index in June is calculated to be a tropical 91.4°F (33°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
Always consider that heat index estimations are for light winds and places in the shade. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

The average relative humidity in June is 77%.

Rainfall

In Cudjoe Key, in June, it is raining for 17.4 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, there are 171.1 rainfall days, and 21.54" (547mm) of precipitation is accumulated.

Ocean temperature

In Cudjoe Key, the average seawater temperature in June is 83.7°F (28.7°C).
Note: For swimming, diving, or other water activities, temperatures from 77°F (25°C) to 84.2°F (29°C) provide the most enjoyable experience for extended periods without discomfort.

Daylight

With an average of 13h and 36min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 6:36 am and sunset at 8:11 pm. On the last day of June, sunrise is at 6:40 am and sunset at 8:19 pm EDT.

Sunshine

In June, the average sunshine is 10.6h.

UV index

The months with the highest UV index are April through October, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In June, a regular UV index of 7 translates into these guidelines:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Stay alert! Reflective properties of sand and water amplify the Sun's UV radiation.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in June?

An average high-temperature, in June, in Cudjoe Key, is 83.3°F (28.5°C) and the average low-temperature is 81.5°F (27.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in June is calculated to be 91.4°F (33°C).

What is the average humidity in June in Cudjoe Key?

The average relative humidity in June is 77%.

How much does it rain in June?

In Cudjoe Key, in June, it is raining for 17.4 days, with typically 2.52" (64mm) of accumulated precipitation.

What is the water temperature in June?

In Cudjoe Key, the average seawater temperature in June is 83.7°F (28.7°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

When are the longest days?

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

How many hours of daylight does Cudjoe Key have in June?

The average day length in June is 13h and 38min.

When is the sunrise / 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 8:19 pm EDT.

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

The average sunshine duration in June is 10.6h.

When is the highest UV index?

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

What is the UV index reading in June?

The average daily maximum UV index in June is 7. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.

Average temperature in June
Cudjoe Key, FL

Average temperature in June - Cudjoe 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
Cudjoe Key, FL

Average pressure in June - Cudjoe 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
Cudjoe Key, FL

Average wind speed in June - Cudjoe 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
Cudjoe Key, FL

Average humidity in June - Cudjoe 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
Cudjoe Key, FL

Average rainfall in June - Cudjoe 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
Cudjoe Key, FL

Average rainfall days in June - Cudjoe 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 sea temperature in June
Cudjoe Key, FL

Average sea temperature in June - Cudjoe Key, FL
  • Average sea temperature in June: 83.6°F

The best month for swimming (with the highest average sea temperature) is August (86.8°F).
The coldest month (with the lowest average sea temperature) is February (72.1°F).

Average daylight in June /
Average sunshine in June
Cudjoe Key, FL

Average daylight in June / Average sunshine in June - Cudjoe 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
Cudjoe Key, FL

Average sunshine days in June - Cudjoe 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
Cudjoe Key, FL

Average UV index in June - Cudjoe 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
Cudjoe Key, FL

Average cloud cover in June - Cudjoe 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
Cudjoe Key, FL

Average visibility in June - Cudjoe 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).

Cudjoe Key, Florida, USA

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