Rock Hill weather in August 2025

Expect 31°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Rock Hill in August. Check more long-term weather averages for Rock Hill in August before you book your next holiday to South Carolina in 2025/2026.

  • 31°C maximum daytime temperature in August in Rock Hill31
    31°C max day temperature
  • 9 hours of sunshine per day
  • 10 days with some rainfall in August in Rock Hill10
    10 days with some rainfall
  • 20°C minimum night-time temperature in August in Rock Hill20
    20°C min night temperature
  • 13 hours of daylight per day in August in Rock Hill13
    13 hours of daylight per day
  • High heat & humidity in August in Rock HillH
    High heat & humidity
  • 109 mm monthly rainfall in August in Rock Hill109
    109 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in August in Rock Hill9
    9 (Very High) UV index

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The August weather guide for South Carolina (Rock Hill) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Rock Hill in August?

Daytime temperatures usually reach 31°C in Rock Hill in August with high heat and humidity, falling to 20°C at night.

How sunny is it in Rock Hill in August?

There are normally 9 hours of bright sunshine each day in Rock Hill in August - that's 64% of daylight hours.

Does it rain in Rock Hill in August?

There are usually 10 days with some rain in Rock Hill in August and the average monthly rainfall is 109mm.

What is the chance of a hurricane in Rock Hill in August?

On average less than 1 day in August in Rock Hill is likely to be affected by the passage of one or more tropical storms.

Rock Hill August sunrise & sunset times

Browse the sunrise and sunset times for Rock Hill in August 2025. Select a month to view Rock Hill sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:34 19:26
Saturday, 16th August 2025 05:45 19:11
Sunday, 31st August 2025 05:56 18:52

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