2020 Autumnal (Fall) Equinox In New Hampshire Will Be On Tuesday, September 22, 9:30am (Eastern).
Click pictures to ENLARGE.
Attribution WILL be enforced.
Note that daylight is NOT exactly 12 hours!
If anything we get closer to 12 hours 3 days later.
There is a reason for that. It is our latitude above the equator.
If we were closer to the equator it would have been closer to 12 hours.
See this explanation in Time-and-Date.
My equinox diagram.
This is COOL. Created by Dr. James O’Donoghue.
Search on ‘equinox’ for lots of other posts with tons of pictures & diagrams.