Jamestown, SC
Climate overview — based on NOAA 1991-2020 normals from JAMESTOWN, SC US.
Year-round temperatures (°F)
Climate summary
Jamestown has an annual average temperature of 64.6°F with about 51.9 inches of precipitation per year. The warmest month is July (average high 92.5°F), and the coldest is January (average low 34.8°F). August is typically the wettest month (6.46 in) and November the driest (3.26 in).
Best time to visit Jamestown
Full guide →Climate change signal
All-time records →274 of 366 (74.9%) of Jamestown'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.
| 2010s | 259 | |
| 2020s | 107 |
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 | 59.5°F | 34.8°F | 47.2°F | 3.45 in | — | — |
| February | 62.7°F | 36.5°F | 49.6°F | 3.27 in | — | — |
| March | 69.1°F | 42.4°F | 55.8°F | 3.75 in | — | — |
| April | 78.0°F | 49.8°F | 63.9°F | 3.32 in | — | — |
| May | 84.4°F | 58.7°F | 71.6°F | 3.29 in | — | — |
| June | 89.5°F | 67.6°F | 78.6°F | 5.48 in | — | — |
| July | 92.5°F | 71.1°F | 81.8°F | 5.97 in | — | — |
| August | 91.0°F | 70.1°F | 80.6°F | 6.46 in | — | — |
| September | 86.1°F | 64.9°F | 75.5°F | 5.28 in | — | — |
| October | 78.1°F | 53.4°F | 65.8°F | 4.63 in | — | — |
| November | 68.9°F | 42.4°F | 55.7°F | 3.26 in | — | — |
| December | 61.6°F | 37.5°F | 49.6°F | 3.69 in | — | — |
Climate twins of Jamestown
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).