Average annual temperature is 14.5 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: -11.5 °C
Number of sunny days: 202 days
Number of rainy days: 161 days
Number of snow days: 2 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) | 20.4 | 20.2 | 22.6 | 28.2 | 31.2 | 34.5 | 38.2 | 37.7 | 33.0 | 29.4 | 27.0 | 17.7 |
| Average daytime temperature (°C) | 8.3 | 11.2 | 12.8 | 20.6 | 25.6 | 30.0 | 32.3 | 29.9 | 27.1 | 20.2 | 14.2 | 10.1 |
| Average temperature (°C) | 3.3 | 5.2 | 6.7 | 13.7 | 19.4 | 23.7 | 26.2 | 24.7 | 21.5 | 15.1 | 8.4 | 5.6 |
| Average night temperature (°C) | -0.1 | 0.7 | 2.1 | 8.0 | 13.9 | 17.9 | 21.1 | 20.5 | 16.6 | 10.8 | 3.9 | 2.4 |
| Absolute minimum temperature (°C) | -11.5 | -10.4 | -6.8 | 1.3 | 5.9 | 12.1 | 17.3 | 13.9 | 11.3 | -2.1 | -5.4 | -5.6 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.3 | 7.5 | 6.8 | 10.1 | 10.7 | 12.4 | 11.8 | 9.6 | 10.3 | 7.7 | 7.7 | 5.7 |
| Precipitation (mm) | 72 | 52 | 213 | 52 | 140 | 101 | 150 | 199 | 33 | 55 | 14 | 85 |
| Sunny days | 17 | 18 | 15 | 20 | 16 | 18 | 9 | 11 | 17 | 18 | 24 | 19 |
| Rainy days | 12 | 10 | 16 | 10 | 15 | 12 | 22 | 20 | 13 | 13 | 6 | 12 |
| Snow days | 2 | 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