Moon · October 2026
Moon calendar for Helena, Montana, United States: October 2026
Daily moon phases, illumination, moonrise and moonset in Helena, Montana, United States for October 2026. Full moon: October 26, 2026. All times are shown in the local time of Helena, Montana, United States.
Full moonMonday, October 26, 2026, 2:58 AM
New moonSaturday, October 10, 2026, 5:56 AM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Waning Gibbous | 71% | 9:22 PM | 2:20 PM |
| 2 | Last Quarter | 60% | 10:16 PM | 3:35 PM |
| 3 | Last Quarter | 48% | 11:38 PM | 4:19 PM |
| 4 | Waning Crescent | 36% | — | 4:53 PM |
| 5 | Waning Crescent | 26% | 1:07 AM | 5:33 PM |
| 6 | Waning Crescent | 16% | 2:23 AM | 5:43 PM |
| 7 | Waning Crescent | 9% | 3:46 AM | 6:08 PM |
| 8 | Waning Crescent | 4% | 5:19 AM | 6:21 PM |
| 9 | New Moon | 1% | 6:22 AM | 6:29 PM |
| 10 | New Moon | 0% | 7:37 AM | 6:56 PM |
| 11 | Waxing Crescent | 2% | 8:33 AM | 7:30 PM |
| 12 | Waxing Crescent | 5% | 9:52 AM | 7:42 PM |
| 13 | Waxing Crescent | 10% | 11:06 AM | 8:17 PM |
| 14 | Waxing Crescent | 17% | 12:09 PM | 8:50 PM |
| 15 | Waxing Crescent | 24% | 1:07 PM | 9:42 PM |
| 16 | Waxing Crescent | 33% | 1:49 PM | 10:30 PM |
| 17 | First Quarter | 42% | 2:25 PM | 11:40 PM |
| 18 | First Quarter | 51% | 3:08 PM | — |
| 19 | Waxing Gibbous | 61% | 3:35 PM | 12:38 AM |
| 20 | Waxing Gibbous | 70% | 3:47 PM | 1:50 AM |
| 21 | Waxing Gibbous | 79% | 4:12 PM | 3:07 AM |
| 22 | Waxing Gibbous | 86% | 4:24 PM | 4:15 AM |
| 23 | Waxing Gibbous | 93% | 4:32 PM | 5:32 AM |
| 24 | Waxing Gibbous | 97% | 5:04 PM | 6:27 AM |
| 25 | Full Moon | 100% | 5:31 PM | 7:48 AM |
| 26 | Full Moon | 99% | 5:43 PM | 9:25 AM |
| 27 | Waning Gibbous | 97% | 6:17 PM | 10:30 AM |
| 28 | Waning Gibbous | 92% | 7:04 PM | 12:00 PM |
| 29 | Waning Gibbous | 84% | 8:02 PM | 1:23 PM |
| 30 | Waning Gibbous | 75% | 9:20 PM | 2:13 PM |
| 31 | Waning Gibbous | 64% | 10:29 PM | 2:47 PM |
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Frequently asked questions
When is the full moon in October 2026 in Helena, Montana, United States?
The full moon peaks on Monday, October 26, 2026, 2:58 AM (local time).
When is the new moon in October 2026?
The new moon falls on Saturday, October 10, 2026, 5:56 AM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
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