When Is Mercury Retrograde 2025 December. Mercury retrograde 2025 dates • mercury will begin its first retrograde on saturday, march 15, 2025, at 15:15 pm. Expect some domestic delays when mercury turns retrograde in your home zone from march 15.

Mars becomes progressive (february 24, 2025) on december 6, 2025, mars, the planet of energy and action, went into retrograde, lasting until february 23, 2025. Retrograde mercury in 2025 by months: