Moon Phases For May 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 viewing are low. 7 rows above you can see our calendar of moon phases for may 2025.
All phase dates and times are in the usa eastern time adjusted for daylight savings time for part of the year. There is also a detailed description of the lunar phase for the chosen day of the month.