Super Moon September 2025 Map. Due to its close proximity to the earth, a supermoon will appear up to 14% larger and 30% brighter than usual. To emphasise the subtlety of the changes in the moon's size, the plot below shows the variation in the apparent size of the moon at each of its full moons in 2025.

Find the moon’s path with respect to earth’s umbral and penumbral shadows. The times and angles are based on the location of.