SeasonMapCharleston vs Philadelphia in December
Charleston is the better pick in December — 72 vs 56 on SeasonMap's comfort score. Charleston is cool, rainy, clean air, while Philadelphia is cold, rainy, clean air.
Charleston vs Philadelphia — December climate, side by side
| Charleston | Philadelphia | |
|---|---|---|
| Comfort score | 72/100 (B) | 56/100 (D) |
| Feels-like high | 14°C | 4°C |
| Avg high / low | 16° / 9° | 8° / 1° |
| Rainfall | 104 mm | 109 mm |
| Rainy days | 7 | 10 |
| Humidity | 77% | 70% |
| Air quality (AQI) | 36 | 49 |
Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.
Charleston vs Philadelphia in December — FAQ
- Is December better in Charleston or Philadelphia?
- Charleston is the better pick in December — 72 vs 56 on SeasonMap's comfort score. Charleston is cool, rainy, clean air, while Philadelphia is cold, rainy, clean air.
- What is the weather like in Charleston vs Philadelphia in December?
- In December, Charleston averages 16°C high / 9°C low with about 104 mm of rain; Philadelphia averages 8°C high / 1°C low with about 109 mm.