June weather forecast
Jacksonville Beach, FL

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A long pier on the scenic blue water and white sand Jacksonville Beach in Florida, with a vast view of the long Atlantic coast
A long pier on the scenic blue water and white sand Jacksonville Beach in Florida, with a vast view of the long Atlantic coast

Weather in June

June, the first month of the summer in Jacksonville Beach, is a hot month, with an average temperature ranging between max 87.8°F (31°C) and min 75.2°F (24°C).

Temperature

The unfolding of June shows an average high-temperature of a hot 87.8°F (31°C), indicating a slight variance from May's 83.1°F (28.4°C). The average low-temperature of 75.2°F (24°C) is witnessed in Jacksonville Beach during June.

Heat index

The heat index value during June is estimated at a fiery hot 102.2°F (39°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Heat index data is primarily for areas with shade and subjected to light winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

In June, the average relative humidity is 74%.

Rainfall

In June, the rain falls for 20.8 days. Throughout June, 3.54" (90mm) of precipitation is accumulated. In Jacksonville Beach, during the entire year, the rain falls for 185.5 days and collects up to 31.54" (801mm) of precipitation.

Snowfall

In Jacksonville Beach, snow does not fall in February through November.

Ocean temperature

In Jacksonville Beach, Florida, the average seawater temperature in June is 79.9°F (26.6°C).
Note: Swimming, diving, and other activities in water temperatures between 77°F (25°C) and 84.2°F (29°C) are thought to be quite enjoyable and satisfying for extended periods, with no discomfort.

Daylight

The month with the longest days is June, with an average of 14h and 6min of daylight.
On the first day of the month, sunrise is at 6:24 am and sunset at 8:23 pm. On the last day of June, sunrise is at 6:27 am and sunset at 8:31 pm EDT.

Sunshine

In June, the average sunshine is 10.9h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In June, a daily maximum UV index of 7 leads to the following instructions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Warning! Reflective surfaces like sand and water amplify the Sun's UV radiation.
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Frequently asked questions

How hot does it get in Jacksonville Beach in June?

In June, in Jacksonville Beach, the average high-temperature is 87.8°F (31°C), and the average low-temperature is 75.2°F (24°C). In June, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 102.2°F (39°C).

What is the average humidity in June in Jacksonville Beach?

In June, the average relative humidity in Jacksonville Beach is 74%.

How much does it rain in Jacksonville Beach in June?

In Jacksonville Beach, in June, during 20.8 rainfall days, 3.54" (90mm) of precipitation is typically accumulated.

When it does not snow in Jacksonville Beach?

In Jacksonville Beach, Florida, snow does not fall in February through November.

What is the water temperature in June in Jacksonville Beach?

In Jacksonville Beach, the average seawater temperature in June is 79.9°F (26.6°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

When are the longest days in Jacksonville Beach?

The month with the longest days is June, with an average of 14h and 6min of daylight.

What is the average length of the day in June in Jacksonville Beach?

In Jacksonville Beach, the average day length in June is 14h and 4min.

When are sunrise and sunset in June in Jacksonville Beach?

In June, on the first day of the month, sunrise is at 6:24 am and sunset at 8:23 pm. On the last day of the month, in Jacksonville Beach, sunrise is at 6:27 am and sunset at 8:31 pm EDT.

How long on average sun shines in June in Jacksonville Beach?

In June, the average sunshine duration in Jacksonville Beach is 10.9h.

What are the months with the highest UV index in Jacksonville Beach?

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

How high is the UV index in June in Jacksonville Beach?

In Jacksonville Beach, Florida, the average daily maximum UV index in June is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Jacksonville Beach, FL

Average temperature in June - Jacksonville Beach, FL
  • Average high temperature in June: 87.8°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (63.3°F).

  • Average low temperature in June: 75.2°F

The months with the highest average low temperature are July and August (77.5°F).
The coldest month (with the lowest average low temperature) is January (50.4°F).

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Average pressure in June
Jacksonville Beach, FL

Average pressure in June - Jacksonville Beach, FL
  • Average pressure in June: 29.99"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are August and September (29.98"Hg).

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Average wind speed in June
Jacksonville Beach, FL

Average wind speed in June - Jacksonville Beach, FL
  • Average wind speed in June: 6.8mph

The windiest months (with the highest average wind speed) are January, March, April, October and November (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in June
Jacksonville Beach, FL

Average humidity in June - Jacksonville Beach, FL
  • Average humidity in June: 74%

The months with the highest relative humidity are August and December (76%).
The month with the lowest relative humidity is March (70%).

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Average rainfall in June
Jacksonville Beach, FL

Average rainfall in June - Jacksonville Beach, FL
  • Average rainfall in June: 3.54"

The wettest month (with the highest rainfall) is August (4.8").
The driest month (with the least rainfall) is January (1.3").

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Average rainfall days in June
Jacksonville Beach, FL

Average rainfall days in June - Jacksonville Beach, FL
  • Average rainfall days in June: 20.8 days

The month with the highest number of rainy days is August (25.3 days).
The month with the least rainy days is February (9.8 days).

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Average snowfall days in June
Jacksonville Beach, FL

Average snowfall days in June - Jacksonville Beach, FL
  • Average snowfall days in June: 0 days

The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in June
Jacksonville Beach, FL

Average sea temperature in June - Jacksonville Beach, FL
  • Average sea temperature in June: 79.8°F

The best month for swimming (with the highest average sea temperature) is August (83.2°F).
The coldest months (with the lowest average sea temperature) are January and February (60.7°F).

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Average daylight in June /
Average sunshine in June
Jacksonville Beach, FL

Average daylight in June / Average sunshine in June - Jacksonville Beach, FL
  • Average daylight in June: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in June: 10h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 54min).

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Average sunshine days in June
Jacksonville Beach, FL

Average sunshine days in June - Jacksonville Beach, FL
  • Average sunshine days in June: 6.6 days

The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is August (4.2 days).

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Average UV index in June
Jacksonville Beach, FL

Average UV index in June - Jacksonville Beach, FL
  • Average UV index in June: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

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Average cloud cover in June
Jacksonville Beach, FL

Average cloud cover in June - Jacksonville Beach, FL
  • Average cloud cover in June: 28

The month with the most cloud cover is December (Cloud cover 38).
The month with the least cloud cover is May (Cloud cover 26).

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Average visibility in June
Jacksonville Beach, FL

Average visibility in June - Jacksonville Beach, 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).

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Jacksonville Beach, Florida, USA

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