Herndon Sun forecast calculated mathematically.Herndon Sun Times Statistics
Daylight Hours
Solar Events
Autumnal Equinox Day/Night Nearly Equal
22 September, 2025Spring Equinox Day/Night Nearly Equal
20 March, 2025Winter Solstice Shortest Day
21 December, 2024Summer Solstice Longest Day
20 June, 2025Next Partial Solar Eclipse
26 January, 2028 8:00–8:50 amNext Total Solar Eclipse
–Next Annular Solar Eclipse Ring of Fire
11 June, 2048 5:27–5:30 am