In 2027, Mercury has three retrograde periods: in Pisces, Aquarius, Cancer, Gemini, Scorpio and Libra. The first begins on February 9. The last ends on October 28.
Retrograde periods in 2027
February 9 – March 3
- Shadow begins
- Retrograde begins
- Turns direct
- Shadow ends
- Sign
- from Pisces into Aquarius
- Length
- 22 days
June 10 – July 4
- Shadow begins
- Retrograde begins
- Turns direct
- Shadow ends
- Sign
- from Cancer into Gemini
- Length
- 24 days
October 7 – October 28
- Shadow begins
- Retrograde begins
- Turns direct
- Shadow ends
- Sign
- from Scorpio into Libra
- Length
- 21 days