Weather World
Rock Hill School Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 29°F Lo 16°F | Hi 32°F Lo 17°F | Hi 42°F Lo 26°F | Hi 55°F Lo 36°F | Hi 67°F Lo 47°F | Hi 75°F Lo 56°F | Hi 82°F Lo 61°F | Hi 79°F Lo 60°F | Hi 72°F Lo 53°F | Hi 59°F Lo 43°F | Hi 46°F Lo 32°F | Hi 35°F Lo 24°F |
| 7 mph | 7 mph | 7 mph | 7 mph | 6 mph | 6 mph | 5 mph | 5 mph | 5 mph | 6 mph | 7 mph | 7 mph |
| 3.3 in | 3.7 in | 4 in | 4.4 in | 4.4 in | 4.7 in | 4.7 in | 3.7 in | 3.9 in | 4.5 in | 3.5 in | 5.2 in |
| 81% | 82% | 78% | 73% | 75% | 76% | 76% | 77% | 78% | 78% | 77% | 80% |
| 58% | 59% | 56% | 53% | 47% | 43% | 37% | 36% | 37% | 47% | 45% | 56% |
| 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 29.9 in | 29.9 in | 30.0 in | 30.1 in | 30.0 in | 30.1 in | 30.1 in |
| 15 | 12 | 18 | 21 | 24 | 22 | 23 | 25 | 24 | 24 | 22 | 16 |
| 9 | 9 | 8 | 8 | 7 | 8 | 8 | 6 | 6 | 7 | 7 | 9 |
| 7 | 7 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
| 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 0 | 1 | 1 |
| 1 | 1 | 2 | 3 | 4 | 5 | 5 | 5 | 3 | 2 | 2 | 1 |
| 112 | 98 | 118 | 135 | 167 | 169 | 208 | 226 | 210 | 148 | 165 | 121 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -2°C Lo -9°C | Hi 0°C Lo -8°C | Hi 6°C Lo -4°C | Hi 13°C Lo 2°C | Hi 20°C Lo 9°C | Hi 24°C Lo 13°C | Hi 28°C Lo 16°C | Hi 26°C Lo 15°C | Hi 22°C Lo 12°C | Hi 15°C Lo 6°C | Hi 8°C Lo 0°C | Hi 2°C Lo -4°C |
| 11 km/h | 11 km/h | 12 km/h | 12 km/h | 10 km/h | 9 km/h | 8 km/h | 8 km/h | 8 km/h | 10 km/h | 11 km/h | 11 km/h |
| 83 mm | 93 mm | 102 mm | 112 mm | 112 mm | 118 mm | 118 mm | 95 mm | 98 mm | 115 mm | 89 mm | 131 mm |
| 81% | 82% | 78% | 73% | 75% | 76% | 76% | 77% | 78% | 78% | 77% | 80% |
| 58% | 59% | 56% | 53% | 47% | 43% | 37% | 36% | 37% | 47% | 45% | 56% |
| 1017 mb | 1017 mb | 1017 mb | 1015 mb | 1016 mb | 1013 mb | 1014 mb | 1015 mb | 1018 mb | 1017 mb | 1018 mb | 1018 mb |
| 15 | 12 | 18 | 21 | 24 | 22 | 23 | 25 | 24 | 24 | 22 | 16 |
| 9 | 9 | 8 | 8 | 7 | 8 | 8 | 6 | 6 | 7 | 7 | 9 |
| 7 | 7 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
| 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 0 | 1 | 1 |
| 1 | 1 | 2 | 3 | 4 | 5 | 5 | 5 | 3 | 2 | 2 | 1 |
| 112 | 98 | 118 | 135 | 167 | 169 | 208 | 226 | 210 | 148 | 165 | 121 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.