Fall Spring Months Online

Temperatures stabilize into comfortable, warm ranges. Overnight frost risks drop significantly across mid-latitudes.

Frozen ground starts thawing from the top down. The Vernal Equinox introduces longer days than nights. fall spring months

Jet stream shifts generate widespread precipitation patterns. Soil moisture levels reach annual highs. Temperatures stabilize into comfortable, warm ranges

This alignment results in nearly equal hours of day and night globally. The Vernal Equinox introduces longer days than nights

The exact duration of autumn depends entirely on the hemisphere and the tracking methodology used. Region / Method Start Date Primary Months Included (Meteorological) September 1 November 30 September, October, November Northern Hemisphere (Astronomical) September 21–23 December 20–22 Late September to late December Southern Hemisphere (Meteorological) March, April, May Southern Hemisphere (Astronomical) March 20–23 June 20–22 Late March to late June Month-by-Month Breakdown (Northern Hemisphere Perspective) September: The Transition Begins