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Fort Mill, SC Climate
1991 to 2020 normals at Rock Hill York CO AP, 6.3 mi from the center of Fort Mill, elevation 669 ft.
Average weather by month
Select a month for daily normals and last year's weather
Frequently asked questions
- What is the hottest month in Fort Mill, SC?
- July is the warmest month, with a normal high of 90°F at Rock Hill York CO AP.
- What is the coldest month in Fort Mill, SC?
- January is the coldest month, with a normal low of 31°F.
- What is the wettest month in Fort Mill, SC?
- July has the most precipitation on average, about 4.02 inches.