June weather forecast
Seabrook Island, SC

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Weather in June

June, the first month of the summer in Seabrook Island, is a tropical month, with temperature in the range of an average high of 87.4°F (30.8°C) and an average low of 73.4°F (23°C).

Temperature

As May gives way to June, the average high-temperature displays a slight ascent, adjusting from a warm 81.1°F (27.3°C) to a tropical 87.4°F (30.8°C). An average low-temperature of 73.4°F (23°C) marks the month of June.

Heat index

The heat index in June is calculated to be a sweltering 102.2°F (39°C). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. 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 hold great significance to children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In June, the average relative humidity is 75%.

Rainfall

In June, the rain falls for 13.4 days. Throughout June, 1.22" (31mm) of precipitation is accumulated. In Seabrook Island, during the entire year, the rain falls for 118.7 days and collects up to 10.63" (270mm) of precipitation.

Snowfall

February through November are months without snowfall.

Daylight

June has the longest days of the year, with an average of 14h and 18min of daylight.
On the first day of June, sunrise is at 6:13 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:32 pm EDT.

Sunshine

In June, the average sunshine in Seabrook Island is 10.9h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In June, the maximum UV index of 7 suggests this advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. 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. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

How hot does it get in June?

In June, in Seabrook Island, the average high-temperature is 87.4°F (30.8°C), and the average low-temperature is 73.4°F (23°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in June is calculated to be 102.2°F (39°C).

What is the average humidity in June?

In Seabrook Island, the average relative humidity in June is 75%.

How much does it rain in June?

In Seabrook Island, in June, during 13.4 rainfall days, 1.22" (31mm) of precipitation is typically accumulated.

When it does not snow?

February through November are months without snowfall.

When are the longest days?

With an average of 14h and 18min of daylight, June has the longest days of the year.

How many hours of daylight does Seabrook Island have in June?

In Seabrook Island, the average day length in June is 14h and 16min.

What time are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 6:13 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:32 pm EDT.

How many hours of sunshine does Seabrook Island have in June?

In June, the average sunshine duration is 10.9h.

What are the months with the highest UV index?

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

What is the UV index intensity in June?

In Seabrook Island, the average daily maximum UV index in June is 7. A UV Index value of 6 to 7 symbolizes a high health threat 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
Seabrook Island, SC

Average temperature in June - Seabrook Island, SC
  • Average high temperature in June: 87.4°F

The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (57.2°F).

  • Average low temperature in June: 73.4°F

The month with the highest average low temperature is July (76.5°F).
The coldest month (with the lowest average low temperature) is January (43.2°F).

Average pressure in June
Seabrook Island, SC

Average pressure in June - Seabrook Island, SC
  • Average pressure in June: 29.98"Hg

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

Average wind speed in June
Seabrook Island, SC

Average wind speed in June - Seabrook Island, SC
  • Average wind speed in June: 6.8mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in June
Seabrook Island, SC

Average humidity in June - Seabrook Island, SC
  • Average humidity in June: 75%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January and March (72%).

Average rainfall in June
Seabrook Island, SC

Average rainfall in June - Seabrook Island, SC
  • Average rainfall in June: 1.22"

The wettest month (with the highest rainfall) is August (1.73").
The driest month (with the least rainfall) is January (0.31").

Average rainfall days in June
Seabrook Island, SC

Average rainfall days in June - Seabrook Island, SC
  • Average rainfall days in June: 13.4 days

The month with the highest number of rainy days is August (16.9 days).
The month with the least rainy days is November (5.7 days).

Average snowfall days in June
Seabrook Island, SC

Average snowfall days in June - Seabrook Island, SC
  • 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).

Average daylight in June /
Average sunshine in June
Seabrook Island, SC

Average daylight in June / Average sunshine in June - Seabrook Island, SC
  • Average daylight in June: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in June: 10h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in June
Seabrook Island, SC

Average sunshine days in June - Seabrook Island, SC
  • Average sunshine days in June: 12 days

The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is August (9.6 days).

Average UV index in June
Seabrook Island, SC

Average UV index in June - Seabrook Island, SC
  • Average UV index in June: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in June
Seabrook Island, SC

Average cloud cover in June - Seabrook Island, SC
  • Average cloud cover in June: 25

The months with the most cloud cover are February and December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 25).

Average visibility in June
Seabrook Island, SC

Average visibility in June - Seabrook Island, SC
  • 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).

Seabrook Island, South Carolina, USA

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