Mount Spurr Sun forecast calculated mathematically.Mount Spurr Sun Times Statistics
Daylight Hours
Solar Events
Autumnal Equinox Day/Night Nearly Equal
22 September, 2025Spring Equinox Day/Night Nearly Equal
20 March, 2026Winter Solstice Shortest Day
21 December, 2025Summer Solstice Longest Day
20 June, 2025Next Partial Solar Eclipse
12 August, 2026 7:35–9:09 amNext Total Solar Eclipse
11 May, 2097 9:18–9:20 amNext Annular Solar Eclipse Ring of Fire
21 June, 2039 7:22–7:26 am