Moon · May 2026
Moon calendar for Hayward, California, United States: May 2026
Daily moon phases, illumination, moonrise and moonset in Hayward, California, United States for May 2026. Full moon: May 1, 2026, May 31, 2026. All times are shown in the local time of Hayward, California, United States.
Full moonFriday, May 1, 2026, 10:27 AM
Full moonSunday, May 31, 2026, 1:55 AM
New moonSaturday, May 16, 2026, 12:30 PM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Full Moon | 100% | 8:19 PM | 6:18 AM |
| 2 | Waning Gibbous | 99% | 9:26 PM | 6:35 AM |
| 3 | Waning Gibbous | 96% | 10:16 PM | 7:32 AM |
| 4 | Waning Gibbous | 91% | 11:16 PM | 8:09 AM |
| 5 | Waning Gibbous | 85% | 11:53 PM | 8:49 AM |
| 6 | Waning Gibbous | 78% | — | 9:40 AM |
| 7 | Waning Gibbous | 69% | 12:28 AM | 10:42 AM |
| 8 | Last Quarter | 60% | 1:27 AM | 11:48 AM |
| 9 | Last Quarter | 50% | 1:43 AM | 12:53 PM |
| 10 | Waning Crescent | 40% | 2:20 AM | 2:03 PM |
| 11 | Waning Crescent | 29% | 2:30 AM | 3:16 PM |
| 12 | Waning Crescent | 20% | 3:18 AM | 4:16 PM |
| 13 | Waning Crescent | 12% | 3:36 AM | 5:31 PM |
| 14 | Waning Crescent | 6% | 3:57 AM | 6:26 PM |
| 15 | Waning Crescent | 2% | 4:25 AM | 7:44 PM |
| 16 | New Moon | 0% | 5:12 AM | 9:16 PM |
| 17 | Waxing Crescent | 2% | 5:46 AM | 10:21 PM |
| 18 | Waxing Crescent | 6% | 6:33 AM | 11:35 PM |
| 19 | Waxing Crescent | 12% | 7:48 AM | — |
| 20 | Waxing Crescent | 21% | 9:12 AM | 12:22 AM |
| 21 | Waxing Crescent | 31% | 10:22 AM | 1:18 AM |
| 22 | First Quarter | 42% | 11:38 AM | 1:39 AM |
| 23 | First Quarter | 53% | 12:34 PM | 2:16 AM |
| 24 | Waxing Gibbous | 64% | 1:50 PM | 2:27 AM |
| 25 | Waxing Gibbous | 73% | 2:56 PM | 3:08 AM |
| 26 | Waxing Gibbous | 82% | 4:03 PM | 3:32 AM |
| 27 | Waxing Gibbous | 89% | 5:08 PM | 3:45 AM |
| 28 | Waxing Gibbous | 94% | 6:09 PM | 4:18 AM |
| 29 | Waxing Gibbous | 98% | 7:13 PM | 4:34 AM |
| 30 | Full Moon | 100% | 8:08 PM | 5:31 AM |
| 31 | Full Moon | 100% | 8:59 PM | 6:03 AM |
Another city or date
Frequently asked questions
When is the full moon in May 2026 in Hayward, California, United States?
The full moon peaks on Friday, May 1, 2026, 10:27 AM; Sunday, May 31, 2026, 1:55 AM (local time).
When is the new moon in May 2026?
The new moon falls on Saturday, May 16, 2026, 12:30 PM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
More for Hayward, California, United States
Near Hayward
- Fremont, California, United States
- Oakland, California, United States
- San Mateo, California, United States
- Redwood City, California, United States
- Berkeley, California, United States
- San Francisco, California, United States
- Sunnyvale, California, United States
- Daly City, California, United States
- Concord, California, United States
- Santa Clara, California, United States
- Richmond, California, United States
- San Jose, California, United States