Daily Archives: September 20, 2021

When does autumn begin?

The changes are subtle but apparent to the keen observer at this time of year — the first changes of color on trees, the earlier sunset and the rapid temperature drop that follows.

Summer is ending and fall is taking its place. This fact is formalized at 2:20 p.m. Wednesday when the autumnal equinox occurs. Continue reading

Category: Climate, Meteorology, Seasons

Comments Off on When does autumn begin?