Hartsville, SC
Climate overview — based on NOAA 1991-2020 normals from HARTSVILLE, SC US.
Year-round temperatures (°F)
Climate summary
Hartsville has an annual average temperature of 62.4°F with about 48.5 inches of precipitation per year and 0.5 inches of snow. The warmest month is July (average high 91.9°F), and the coldest is January (average low 31.9°F). July is typically the wettest month (5.91 in) and November the driest (2.91 in). Snow typically falls from February through February.
Best time to visit Hartsville
Full guide →Climate change signal
All-time records →124 of 366 (33.9%) of Hartsville's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1990s | 65 | |
| 2000s | 125 | |
| 2010s | 116 | |
| 2020s | 60 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 54.9°F | 31.9°F | 43.4°F | 3.73 in | 0.1 in | 10 |
| February | 58.8°F | 34.1°F | 46.4°F | 3.35 in | 0.3 in | 9 |
| March | 66.4°F | 40.0°F | 53.2°F | 3.76 in | — | 9 |
| April | 75.7°F | 48.1°F | 61.9°F | 2.98 in | — | 8 |
| May | 82.4°F | 57.7°F | 70.1°F | 3.90 in | — | 9 |
| June | 88.7°F | 66.5°F | 77.6°F | 4.64 in | — | 11 |
| July | 91.9°F | 70.3°F | 81.1°F | 5.91 in | — | 12 |
| August | 90.2°F | 68.9°F | 79.6°F | 5.20 in | — | 10 |
| September | 84.8°F | 63.1°F | 74.0°F | 4.92 in | — | 8 |
| October | 75.6°F | 50.6°F | 63.1°F | 3.41 in | — | 7 |
| November | 65.3°F | 39.8°F | 52.6°F | 2.91 in | — | 7 |
| December | 57.6°F | 34.6°F | 46.1°F | 3.81 in | 0.1 in | 10 |
Climate twins of Hartsville
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).