Every ingress of the Sun and planets, chronologically, with the exact UTC instant. Retrograde re-entries are marked.
In 2031 the Sun and planets change signs 43 times. Outer-planet ingresses: Jupiter enters Capricorn on Nov 15, 2031, 10:30 UTC.
| Instant (UTC) | Planet | From | Into |
|---|---|---|---|
| Jan 2, 2031, 13:14 UTC | ♀ Venus | Capricorn | Aquarius |
| Jan 12, 2031, 04:18 UTC | ☿ Mercury | Sagittarius | Capricorn |
| Jan 15, 2031, 22:48 UTC | ♂ Mars | Libra | Scorpio |
| Jan 20, 2031, 06:48 UTC | ☉ Sun | Capricorn | Aquarius |
| Jan 26, 2031, 13:49 UTC | ♀ Venus | Aquarius | Pisces |
| Feb 1, 2031, 21:15 UTC | ☿ Mercury | Capricorn | Aquarius |
| Feb 18, 2031, 20:51 UTC | ☉ Sun | Aquarius | Pisces |
| Feb 19, 2031, 15:02 UTC | ☿ Mercury | Aquarius | Pisces |
| Feb 19, 2031, 19:30 UTC | ♀ Venus | Pisces | Aries |
| Mar 7, 2031, 15:02 UTC | ☿ Mercury | Pisces | Aries |
| Mar 16, 2031, 10:42 UTC | ♀ Venus | Aries | Taurus |
| Mar 20, 2031, 19:41 UTC | ☉ Sun | Pisces | Aries |
| Apr 10, 2031, 18:01 UTC | ♀ Venus | Taurus | Gemini |
| Apr 20, 2031, 06:31 UTC | ☉ Sun | Aries | Taurus |
| May 7, 2031, 06:07 UTC | ♀ Venus | Gemini | Cancer |
| May 14, 2031, 14:00 UTC | ☿ Mercury | Aries | Taurus |
| May 21, 2031, 05:28 UTC | ☉ Sun | Taurus | Gemini |
| May 31, 2031, 12:23 UTC | ☿ Mercury | Taurus | Gemini |
| Jun 5, 2031, 12:57 UTC | ♀ Venus | Cancer | Leo |
| Jun 14, 2031, 09:09 UTC | ☿ Mercury | Gemini | Cancer |
| Jun 21, 2031, 13:17 UTC | ☉ Sun | Gemini | Cancer |
| Jun 30, 2031, 08:25 UTC | ☿ Mercury | Cancer | Leo |
| Jul 23, 2031, 00:10 UTC | ☉ Sun | Cancer | Leo |
| Aug 23, 2031, 07:23 UTC | ☉ Sun | Leo | Virgo |
| Aug 25, 2031, 08:08 UTC | ♂ Mars | Scorpio | Sagittarius |
| Sep 7, 2031, 09:57 UTC | ☿ Mercury | Leo | Virgo |
| Sep 23, 2031, 05:15 UTC | ☉ Sun | Virgo | Libra |
| Sep 23, 2031, 14:35 UTC | ☿ Mercury | Virgo | Libra |
| Oct 9, 2031, 06:33 UTC | ♀ Venus | Leo | Virgo |
| Oct 10, 2031, 13:47 UTC | ♂ Mars | Sagittarius | Capricorn |
| Oct 11, 2031, 08:19 UTC | ☿ Mercury | Libra | Scorpio |
| Oct 23, 2031, 14:49 UTC | ☉ Sun | Libra | Scorpio |
| Nov 1, 2031, 02:35 UTC | ☿ Mercury | Scorpio | Sagittarius |
| Nov 8, 2031, 03:00 UTC | ♀ Venus | Virgo | Libra |
| Nov 15, 2031, 10:30 UTC | ♃ Jupiter | Sagittarius | Capricorn |
| Nov 20, 2031, 10:57 UTC | ♂ Mars | Capricorn | Aquarius |
| Nov 22, 2031, 12:33 UTC | ☉ Sun | Scorpio | Sagittarius |
| Dec 4, 2031, 09:09 UTC | ♀ Venus | Libra | Scorpio |
| Dec 8, 2031, 05:36 UTC | ☿ Mercury ℞ | Sagittarius | Scorpio |
| Dec 11, 2031, 04:22 UTC | ☿ Mercury | Scorpio | Sagittarius |
| Dec 22, 2031, 01:56 UTC | ☉ Sun | Sagittarius | Capricorn |
| Dec 29, 2031, 09:17 UTC | ♀ Venus | Scorpio | Sagittarius |
| Dec 29, 2031, 15:16 UTC | ♂ Mars | Aquarius | Pisces |