Climate averages 1991–2020
Rock Hill weather
in April.
A mild, moderately wet month: the 7th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a mild month in Rock Hill: daytime highs average 21.8°C and nights cool to about 10.8°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 89 mm of rain on roughly 9 days, which makes April a moderately wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 03 min on an average April day.
The nearest other city in this atlas is Charlotte (37 km away). In April its highs average 21.3°C, about as warm as Rock Hill, with 87 mm of rain.
Among the 498 cities listed in the United States, Rock Hill ranks joint 168th of 498 for the warmest April highs and joint 262nd of 498 for the driest April (rainfall, lowest first). The mean April high of those 498 cities is 19.4°C; Rock Hill is 2.4°C warmer than that mean.
From April to May, average highs rise by 4.4°C to 26.2°C, and monthly rainfall falls from 89 mm to 73 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Rock Hill climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.5°C1.5°C | 1.5°C | 95 | 9.5 | 10.110 h |
| February | 12.6°C2.9°C | 2.9°C | 87 | 8.8 | 10.911 h |
| March | 16.7°C6.2°C | 6.2°C | 107 | 9.9 | 11.912 h |
| April, selected | 21.8°C10.8°C | 10.8°C | 89 | 8.7 | 13.013 h |
| May | 26.2°C15.7°C | 15.7°C | 73 | 9.6 | 14.014 h |
| June | 29.8°C20.1°C | 20.1°C | 96 | 11.8 | 14.514 h |
| July | 31.6°C22.1°C | 22.1°C | 93 | 13.5 | 14.314 h |
| August | 30.4°C21.4°C | 21.4°C | 102 | 11.5 | 13.513 h |
| September | 27.4°C18.4°C | 18.4°C | 93 | 8.4 | 12.412 h |
| October | 22.0°C12.4°C | 12.4°C | 83 | 6.9 | 11.311 h |
| November | 16.2°C6.7°C | 6.7°C | 80 | 7.5 | 10.410 h |
| December | 11.9°C3.1°C | 3.1°C | 96 | 9.1 | 9.910 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Charlotte in AprilUnited States · 37 kmHigh 21.3°C · Low 9.7°C · 87 mm rain
- Gastonia in AprilUnited States · 40 kmHigh 21.1°C · Low 10.2°C · 97 mm rain
- Concord (North Carolina), United States in AprilUnited States · 67 kmHigh 21.5°C · Low 10.4°C · 88 mm rain
- Columbia (South Carolina), United States in AprilUnited States · 103 kmHigh 23.4°C · Low 11.4°C · 85 mm rain
- High Point in AprilUnited States · 147 kmHigh 20.4°C · Low 9.0°C · 91 mm rain
- Winston-Salem in AprilUnited States · 149 kmHigh 20.4°C · Low 8.8°C · 93 mm rain
- Asheville in AprilUnited States · 158 kmHigh 18.6°C · Low 6.9°C · 93 mm rain
- Greensboro in AprilUnited States · 170 kmHigh 20.4°C · Low 9.0°C · 89 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Rock Hill) is explained once on the Rock Hill year overview and on the Sources, method and limits page.