The summer solstice will occur at 05:54HST today.
The Sun has reached the most northerly declination it will achieve this year. After today the Sun begins to move south in our skies.
Today will be the longest day of the year for those of us located in the northern hemisphere.
Today is considered the start of summer for most cultures in the northern hemisphere, or the start of winter for those in the southern hemisphere.
|2019 Apsides and Seasons|
|Event||Universal Time||Hawaii Standard Time|
|Perihelion||Jan 03||05:20UT||Jan 02||19:20HST|
|Spring Equinox||Mar 20||21:58UT||Mar 20||11:58HST|
|Summer Solstice||Jun 21||15:54UT||Jun 21||05:54HST|
|Aphelion||Jul 04||22:11UT||Jul 04||12:11HST|
|Fall Equinox||Sep 23||07:50UT||Sep 22||21:50HST|
|Winter Solstice||Dec 22||04:19UT||Dec 21||18:19HST|
|Data from US Naval Observatory Data Services|