June weather forecast
Folly Beach, SC

June marks the official start of the summer season in Folly Beach, with a climb in temperatures compared to May, moving between 75.9°F (24.4°C) to 84.2°F (29°C). There is an increase in rainfall in June when compared with May, making this month the wettest yet, with 1.14" (29mm) falling on an average of 13.4 days. However, gusts of winds decrease from May, shaping up a tranquil and warmer atmosphere. The sea temperatures peak in June marking the best time for beach and water activities.

Temperature

June's arrival brings a slight change in high-temperatures, adjusting from a moderately hot 78.1°F (25.6°C) in May to a still warm 84.2°F (29°C). Folly Beach maintains an average of approximately a still warm 75.9°F (24.4°C) during June nights, with only a minimal decrease from the daytime temperature.

Heat index

In June, the heat index is estimated at a hot 93.2°F (34°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Heat index determinations are made taking into account the shade and light air movements. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

In Folly Beach, the average relative humidity in June is 76%.

Rainfall

In Folly Beach, South Carolina, during June, the rain falls for 13.4 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, in Folly Beach, there are 113.3 rainfall days, and 10" (254mm) of precipitation is accumulated.

Snowfall

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

Ocean temperature

In Folly Beach, South Carolina, in June, the average water temperature is 79.3°F (26.3°C).
Note: For activities such as swimming and diving, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as particularly pleasant and satisfying for prolonged periods without feeling uneasy.

Daylight

June has the longest days of the year in Folly Beach, with an average of 14h and 18min of daylight.
On the first day of June in Folly Beach, sunrise is at 6:12 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:31 pm EDT.

Sunshine

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

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index in Folly Beach. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In June, the maximum UV index of 7 transforms into these recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Heads up! Sand and water reflection magnifies the UV exposure from the Sun.