June weather forecast
South Carolina, USA

June signals the commencement of summer in South Carolina, with temperatures climbing steadily throughout the month. Coastal areas like Charleston experience a range from 68°F (20°C) to 88°F (31.1°C). The warmth is persistent, and the state sees extended daylight hours, maximizing outdoor activities.

The Midlands, encompassing places such as Columbia, often face some of the highest temperatures in the state during this month. Days are hot, and the evenings, while cooler, retain a lingering warmth. The Upstate, particularly areas adjacent to the Blue Ridge Mountains, while also warm, offer slightly more moderate temperatures compared to the sweltering conditions of the Midlands.

June is characterized by an increase in humidity, making the heat feel more oppressive. This uptick in moisture also brings about periodic thunderstorms, especially in the afternoons and early evenings. These storms, although sometimes intense, are typically short-lived.

Comparing June to its predecessor, May, there's a discernible rise in both temperature and humidity. The mildness of spring is left behind as the state fully embraces the characteristics of summer. While the earlier part of June retains some spring-like traits, by the month's end, South Carolina is firmly entrenched in the summer season, a trend that intensifies as July approaches.

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• Columbia - June »
  On the first day of June sunrise is at 6:13 am and sunset at 8:30 pm. The month with the longest days in Columbia is June, with an average of 14h and 24min of daylight.
• Charleston - June »
  In Charleston, during June, the rain falls for 20.5 days and regularly aggregates up to 4.45" (113mm) of precipitation. The month with the longest days in Charleston is June, with an average of 14h and 18min of daylight.
• North Charleston - June »
  The month with the longest days in North Charleston is June, with an average of 14h and 18min of daylight. The start of June in North Charleston brings a subtle rise in the average high-temperature, moving from a warm 80.8°F (27.1°C) in May to a tropical 87.1°F (30.6°C).
• Mount Pleasant - June »
  In Mount Pleasant in June, it is raining for 20.8 days, with typically 4.61" (117mm) of accumulated precipitation. On the first day of June in Mount Pleasant sunrise is at 6:11 am and sunset at 8:22 pm.
• Rock Hill - June »
  The month with the longest days in Rock Hill is June, with an average of 14h and 30min of daylight. In Rock Hill in June, during 14.9 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.
• Greenville - June »
  In Greenville, in June, during 15.4 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. On the first day of June in Greenville, sunrise is at 6:17 am and sunset at 8:37 pm.
• Summerville - June »
  June's arrival in Summerville coincides with a marginal rise in the average high-temperature, moving from May's warm 82°F (27.8°C) to a hot 88.7°F (31.5°C). The average relative humidity in June in Summerville is 75%.
• Goose Creek - June »
  June has the longest days of the year in Goose Creek with an average of 14h and 18min of daylight. In Goose Creek, during June, the rain falls for 20.1 days and regularly aggregates up to 3.94" (100mm) of precipitation.
• Sumter - June »
  In Sumter, South Carolina, during June, the rain falls for 17.1 days and regularly aggregates up to 3.11" (79mm) of precipitation. The month with the longest days in Sumter, South Carolina, is June, with an average of 14h and 24min of daylight.
• Hilton Head Island - June »
  The month with the longest days in Hilton Head Island, South Carolina, is June, with an average of 14h and 12min of daylight. In Hilton Head Island in June, the average water temperature is 79.2°F (26.2°C).
• Florence - June »
  On the first day of June in Florence sunrise is at 6:08 am and sunset at 8:25 pm. In June, the average relative humidity in Florence is 76%.
• Spartanburg - June »
  Surprisingly, June still holds high humidity levels, making this month a typical summer month in Spartanburg, South Carolina. With an average of 14h and 30min of daylight, June has the longest days of the year in Spartanburg, South Carolina.