Aiken, SC
Climate overview — based on NOAA 1991-2020 normals from AIKEN 2 E, SC US.
Year-round temperatures (°F)
Avg high
Avg low
Climate summary
Aiken has an annual average temperature of 63.9°F with about 0 inches of precipitation per year. The warmest month is July (average high 93.4°F), and the coldest is January (average low 32.0°F).
Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
37.1°F
warmest to coldest month
Best time to visit Aiken
Full guide →Climate change signal
All-time records →248 of 366 (67.8%) of Aiken'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.
| 2000s | 14 | |
| 2010s | 254 | |
| 2020s | 98 |
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 | 57.6°F | 32.0°F | 44.8°F | in | — | — |
| February | 62.0°F | 35.9°F | 49.0°F | in | — | — |
| March | 68.4°F | 41.0°F | 54.7°F | in | — | — |
| April | 77.3°F | 48.5°F | 62.9°F | in | — | — |
| May | 85.5°F | 58.5°F | 72.0°F | in | — | — |
| June | 90.2°F | 67.0°F | 78.6°F | in | — | — |
| July | 93.4°F | 70.4°F | 81.9°F | in | — | — |
| August | 91.6°F | 69.1°F | 80.4°F | in | — | — |
| September | 86.4°F | 64.2°F | 75.3°F | in | — | — |
| October | 77.7°F | 52.1°F | 64.9°F | in | — | — |
| November | 66.8°F | 41.5°F | 54.2°F | in | — | — |
| December | 59.8°F | 36.4°F | 48.1°F | in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when