Butte Sun forecast calculated mathematically.Butte Sun Times Statistics
Daylight Hours
Solar Events
Autumnal Equinox Day/Night Nearly Equal
22 September, 2021Spring Equinox Day/Night Nearly Equal
20 March, 2021Winter Solstice Shortest Day
21 December, 2021Summer Solstice Longest Day
20 June, 2021Next Partial Solar Eclipse
14 October, 2023 8:41–9:27 amNext Total Solar Eclipse
–Next Annular Solar Eclipse Ring of Fire
21 June, 2039 7:22–7:26 am