Moon Phases Calendar
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. Below you'll find the Moon Phases for the current and next month so that you'll know exactly when the Moon will be a disturbing factor.
| ← Previous month | September 2025 | Next month → | ||||
|---|---|---|---|---|---|---|
| Monday | Tuesday | Wednesday | Thursday | Friday | Saturday | Sunday |
| 1 First Quarter | 2 Waxing Gibbous | 3 Waxing Gibbous | 4 Waxing Gibbous | 5 Waxing Gibbous | 6 Waxing Gibbous | 7 |
| 8 Full Moon | 9 Waning Gibbous | 10 Waning Gibbous | 11 Waning Gibbous | 12 Waning Gibbous | 13 Waning Gibbous | 14 Waning Gibbous |
| 15 Last Quarter | 16 Last Quarter | 17 Waning Crescent | 18 Waning Crescent | 19 Waning Crescent | 20 Waning Crescent | 21 Waning Crescent |
| 22 New Moon | 23 Waxing Crescent | 24 Waxing Crescent | 25 Waxing Crescent | 26 Waxing Crescent | 27 Waxing Crescent | 28 Waxing Crescent |
| 29 Waxing Crescent | 30 First Quarter | |||||
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| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/21 | M1.9 |
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