Rock Hill, SC Climate


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United States / South Carolina / Charlotte-Concord-Gastonia Metro Area / York County / Rock Hill / Zip Codes
Rock Hill, SC has a humid subtropical climate with warm summers and mild winters. Average temperatures range from the low 30s in winter to the mid-80s in summer. The area typically experiences fairly consistent rainfall throughout the year, with the wettest months being May and June. There can also be occasional snowfall and ice storms during the winter months. Overall, Rock Hill has generally mild weather and pleasant temperatures year-round.

Rock Hill, South Carolina gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Rock Hill averages 3 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 212 sunny days per year in Rock Hill. The US average is 205 sunny days.

Rock Hill gets some kind of precipitation, on average, 99 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 91 degrees
Winter Low: the January low is 31
Rain: averages 44 inches of rain a year
Snow: averages 3 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Rock Hill is 7.5 (10=best), which means it is one of the most pleasant places in South Carolina.

6.3 Summer - 6.9 Winter
May, October and September are the most pleasant months in Rock Hill, while July and January are the least comfortable months.

  ClimateRock Hill, South CarolinaUnited States
  43.8 in.38.1 in.
  2.6 in.27.8 in.
  99.3 days106.2 days
  212 days205 days
  90.8°85.8°
  30.5°21.7°
  7.57
  4.84.3
  676 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Rock Hill with an average high temperature of 90.8°, which ranks it as cooler than most places in South Carolina. In Rock Hill, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Rock Hill are May, April and September.
In Rock Hill, there are 49.5 days annually when the high temperature is over 90°, which is cooler than most places in South Carolina.
January has the coldest nighttime temperatures for Rock Hill with an average of 30.5°. This is colder than most places in South Carolina.
In Rock Hill, there are 59.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in South Carolina.
In Rock Hill, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in South Carolina.
Humidity in Rock Hill can be uncomfortable during the summer, but comfortable for most of the year. The most uncomfortably humid months are July, August and June. The humid season runs from June-September and the most comfortable months are October-May.
August is the wettest month in Rock Hill with 4.2 inches of rain, and the driest month is May with 3.0 inches. The wettest season is Autumn with 28% of yearly precipitation and 24% occurs in Summer, which is the driest season. The annual rainfall of 43.8 inches in Rock Hill means that it is one of the driest places in South Carolina.
March is the rainiest month in Rock Hill with 9.1 days of rain, and September is the driest month with only 6.3 rainy days. There are 99.3 rainy days annually in Rock Hill, which is less rainy than most places in South Carolina. The rainiest season is Autumn when it rains 27% of the time and the driest is Winter with only a 21% chance of a rainy day.
An annual snowfall of 2.6 inches in Rock Hill means that it is one of the snowiest places in South Carolina. January is the snowiest month in Rock Hill with 1.1 inches of snow, and 2 months of the year have significant snowfall.
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Jeff · Rock Hill, SC
Job growth
Over 13 years ago

While like everywhere Rock Hill is feeling the pinch from the recession. However its close proximity to Charlotte, has meant continued growth, only at a slower  More

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