When do the Seasons Begin?
Orbital Events Tropical Year = 365.2425 (days) Greenwich Mean Time is used
Vernal Summer Autumnal Winter
Year Equinox Solstice Equinox Solstice Perihelion Aphelion
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2005 3/20 12:36 6/21 6:44 9/22 22:20 12/21 18:35 1/03 6:31 7/04 21:25
2006 3/20 18:25 6/21 12:32 9/23 4:08 12/22 0:25 1/03 12:45 7/05 3:39
2007 3/21 0:14 6/21 18:21 9/23 9:57 12/22 6:15 1/03 18:59 7/05 9:53
2008 3/20 6:04 6/21 0:09 9/22 15:46 12/21 12:04 1/04 1:13 7/04 16:07
2009 3/20 11:53 6/21 5:57 9/22 21:34 12/21 17:54 1/03 7:27 7/04 22:21
2010 3/20 17:42 6/21 11:45 9/23 3:23 12/21 23:44 1/03 13:40 7/05 4:35
2011 3/20 23:31 6/21 17:33 9/23 9:12 12/22 5:34 1/03 19:54 7/05 10:49
2012 3/20 5:20 6/20 23:21 9/22 15:01 12/21 11:23 1/04 2:08 7/04 17:03
2013 3/20 11:10 6/21 5:09 9/22 20:49 12/21 17:13 1/03 8:22 7/04 23:17
2014 3/20 16:59 6/21 10:57 9/23 2:38 12/21 23:03 1/03 14:36 7/05 5:31
2015 3/20 22:48 6/21 16:46 9/23 8:27 12/22 4:53 1/03 20:50 7/05 11:45
2016 3/20 4:37 6/20 22:34 9/22 14:15 12/21 10:42 1/04 3:04 7/04 17:59
2017 3/20 10:26 6/21 4:22 9/22 20:04 12/21 16:32 1/03 9:18 7/05 0:13
2018 3/20 16:16 6/21 10:10 9/23 1:53 12/21 22:22 1/03 15:32 7/05 6:27
2019 3/20 22:05 6/21 15:58 9/23 7:41 12/22 4:11 1/03 21:46 7/05 12:41
2020 3/20 3:54 6/20 21:46 9/22 13:30 12/21 10:01 1/04 4:00 7/04 18:55
2021 3/20 9:43 6/21 3:34 9/22 19:19 12/21 15:51 1/03 10:14 7/05 1:09
2022 3/20 15:32 6/21 9:23 9/23 1:07 12/21 21:41 1/03 16:28 7/05 7:23
2023 3/20 21:22 6/21 15:11 9/23 6:56 12/22 3:30 1/03 22:42 7/05 13:37
2024 3/20 3:11 6/20 20:59 9/22 12:45 12/21 9:20 1/04 4:56 7/04 19:51
2025 3/20 9:00 6/21 2:47 9/22 18:33 12/21 15:10 1/03 11:10 7/05 2:05
2026 3/20 14:49 6/21 8:35 9/23 0:22 12/21 20:59 1/03 17:24 7/05 8:19
2027 3/20 20:38 6/21 14:23 9/23 6:11 12/22 2:49 1/03 23:38 7/05 14:32
2028 3/20 2:28 6/20 20:11 9/22 11:59 12/21 8:39 1/04 5:52 7/04 20:46
2029 3/20 8:17 6/21 1:59 9/22 17:48 12/21 14:29 1/03 12:06 7/05 3:00
2030 3/20 14:06 6/21 7:48 9/22 23:37 12/21 20:18 1/03 18:20 7/05 9:14
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