Average annual temperature is 20.5 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: -2.0 °C
Number of sunny days: 168 days
Number of rainy days: 197 days
Look at detailed online map of Rock Hill
* Weather data for Rock Hill United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 24.0 | 28.1 | 28.9 | 29.6 | 33.3 | 38.4 | 38.5 | 40.5 | 36.2 | 32.8 | 27.5 | 25.2 |
| Average daytime temperature (°C) | 18.1 | 20.8 | 22.8 | 24.9 | 29.4 | 33.0 | 35.3 | 38.0 | 33.5 | 27.0 | 20.3 | 17.1 |
| Average temperature (°C) | 13.1 | 15.0 | 16.9 | 18.8 | 23.0 | 26.4 | 28.3 | 31.0 | 26.7 | 20.5 | 14.5 | 11.5 |
| Average night temperature (°C) | 9.1 | 11.3 | 12.5 | 14.2 | 17.9 | 21.5 | 23.6 | 25.3 | 21.3 | 15.4 | 10.2 | 7.1 |
| Absolute minimum temperature (°C) | -0.3 | 0.3 | -2.0 | 8.5 | 12.4 | 18.7 | 20.9 | 20.6 | 17.8 | 7.8 | 1.1 | 0.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.3 | 12.4 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.4 | 7.4 | 8.7 | 8.9 | 10.3 | 11.5 | 11.3 | 11.8 | 10.7 | 9.3 | 6.6 | 7.9 |
| Precipitation (mm) | 155 | 131 | 122 | 135 | 94 | 97 | 143 | 27 | 22 | 82 | 91 | 107 |
| Sunny days | 13 | 7 | 14 | 11 | 11 | 4 | 9 | 19 | 16 | 23 | 19 | 22 |
| Rainy days | 18 | 21 | 17 | 19 | 20 | 26 | 22 | 12 | 14 | 8 | 11 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Rock Hill during the most sunny months:
The largest precipitation sum in Rock Hill is at