September 14, 2025 Current Southern Hemisphere/Tomorrow’s Northern Hemisphere Moon Phase

You can find more moon phase details on both of the websites used in this post by clicking on the hyperlink.

Source: nineplanets.org

The Moon phase for September 14th, 2025 is the Last Quarter phase, which is also sometimes known as the Third Quarter. In this phase, the moon has completed three quarters of it’s orbit around the earth and exactly half of the moon is illuminated and half is in darkness…

Fun fact: 

Phase Details

Phase: Last Quarter

Moon age: 21.77 days

Moon illumination: 54.06%

Moon tilt: -53.517°

Moon angle: 0.54

Moon distance: 371,020.91 km

Moon sign: Gemini

Source: MoonGiant.com

You can use this link to go forward or backward in time for Moon phase information. If you are curious, you can even find out what phase the Moon was in when you or anyone else was born.

Today’s Last Quarter Phase

The Last Quarter on September 14 has an illumination of 47%. This is the percentage of the Moon illuminated by the Sun. The illumination is constantly changing and can vary up to 10% a day. On September 14 the Moon is 22.43 days old. This refers to how many days it has been since the last New Moon. It takes 29.53 days for the Moon to orbit the Earth and go through the lunar cycle of all 8 Moon phases.

Phase Details