This guide focuses on the Northern Hemisphere (North America, Europe, most of Asia). Seasons are reversed in the Southern Hemisphere (see Section 4).
| Feature | September | October | November | |---------|-----------|---------|----------| | | Early fall | Peak fall | Late fall | | Southern Hemisphere | Early spring | Mid-spring | Late spring | | Daylight | Decreasing rapidly | Decreasing | Short days | | Temperature trend | Cooling | Crisp | Cold (pre-winter) | | Key color | Yellow-green | Orange/Red | Brown | months in fall season
While meteorological fall is strictly Sept-Nov, astronomical fall changes slightly every year, ending with the Winter Solstice in late December! This guide focuses on the Northern Hemisphere (North
September marks the formal end of summer. In many cultures, this is the "Middle of Autumn" or "Golden Autumn". September marks the formal end of summer