June weather forecast
Rock Hill, SC

Rock Hill's June is characterized by typical summer weather as it experiences the warmest conditions of the year. Residents relish the longest daylight hours, peaking at 14.5 hours, outlining the advent of the summer solstice. The city sees a reduction in precipitation, down to 2.52" (64mm), reflecting a more arid spell during June. An appeal of summer in Rock Hill is the sheer quantity of sunny days, with an average sunshine duration hitting a maximum of 10.6 hours. Despite the intensity of the sun, the weather remains enjoyable with temperatures not breaching an average maximum of 87.4°F (30.8°C).

Temperature

A soft shift in the average high-temperature is noticeable in June, transitioning from a moderately hot 79.7°F (26.5°C) in May to a hot 87.4°F (30.8°C). Nighttime temperature experiences an average drop to an enjoyable 67.6°F (19.8°C) in June.

Heat index

The heat index for June is computed to be a torrid 98.6°F (37°C). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
In reference to the heat index, it's for places in shade and with a slight wind. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a metric representing the sensation of warmth when air temperature and moisture come together. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

In June, the average relative humidity is 70%.

Rainfall

In Rock Hill, in June, during 14.9 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, there are 159 rainfall days, and 32.76" (832mm) of precipitation is accumulated.

Snowfall

In Rock Hill, snow does not fall in April through November.

Daylight

With an average of 14h and 30min of daylight, June has the longest days of the year in Rock Hill.
On the first day of the month, sunrise is at 6:11 am and sunset at 8:32 pm. On the last day of June, in Rock Hill, South Carolina, sunrise is at 6:13 am and sunset at 8:41 pm EDT.

Sunshine

In Rock Hill, the average sunshine in June is 10.6h.

UV index

The average daily maximum UV index in June in Rock Hill is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 6 in June transforms into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.