Phenomene Aphelion 2025 Calendar. Seasons in 2025 start on: This page contains an sky event almanac (moon phases, eclipses, occultations, planetary conjunctions, seasons, etc.) for the year 2025 ( atlantic standard time ).
Perihelion, the moment when our planet reaches its closest proximity to the sun, will occur on 4 january, 2025 at 1:22:32 p.m. Daylight saving time conversion is not included) this is an official u.s.