What Is The Moon During December 2025. For optimal auroral viewing, the moon may not disturb because light from the moon can be very bright which causes faint aurora to be barely visible, especially when the chances for auroral. Moon calendar for december, 2025 listed as a table showing the moon phases based on the date and moon age.

Click on any date in the monthly moon phase calendar to see daily moon phase information. The full moon for december appears on december 14, 2025.