Moon · April 2026
Moon calendar for San Mateo, California, United States: April 2026
Daily moon phases, illumination, moonrise and moonset in San Mateo, California, United States for April 2026. Full moon: April 1, 2026. All times are shown in the local time of San Mateo, California, United States.
Full moonWednesday, April 1, 2026, 5:27 PM
New moonFriday, April 17, 2026, 5:45 AM
| Day | Phase | Illumination | Moonrise | Moonset |
|---|---|---|---|---|
| 1 | Full Moon | 100% | 7:33 PM | 6:55 AM |
| 2 | Full Moon | 99% | 8:24 PM | 7:31 AM |
| 3 | Waning Gibbous | 97% | 9:33 PM | 7:41 AM |
| 4 | Waning Gibbous | 92% | 10:24 PM | 8:18 AM |
| 5 | Waning Gibbous | 86% | 11:33 PM | 8:38 AM |
| 6 | Waning Gibbous | 79% | — | 9:33 AM |
| 7 | Waning Gibbous | 72% | 12:22 AM | 10:15 AM |
| 8 | Waning Gibbous | 63% | 1:24 AM | 11:11 AM |
| 9 | Last Quarter | 53% | 2:01 AM | 12:03 PM |
| 10 | Last Quarter | 44% | 2:30 AM | 1:09 PM |
| 11 | Waning Crescent | 34% | 3:28 AM | 2:10 PM |
| 12 | Waning Crescent | 25% | 3:43 AM | 3:23 PM |
| 13 | Waning Crescent | 16% | 4:20 AM | 4:18 PM |
| 14 | Waning Crescent | 9% | 4:30 AM | 5:31 PM |
| 15 | Waning Crescent | 4% | 5:16 AM | 6:23 PM |
| 16 | New Moon | 1% | 5:36 AM | 7:37 PM |
| 17 | New Moon | 0% | 6:00 AM | 8:45 PM |
| 18 | Waxing Crescent | 2% | 6:26 AM | 10:14 PM |
| 19 | Waxing Crescent | 7% | 7:20 AM | 11:34 PM |
| 20 | Waxing Crescent | 15% | 8:01 AM | — |
| 21 | Waxing Crescent | 24% | 9:02 AM | 12:30 AM |
| 22 | Waxing Crescent | 34% | 10:09 AM | 1:40 AM |
| 23 | First Quarter | 46% | 11:33 AM | 2:25 AM |
| 24 | First Quarter | 57% | 12:30 PM | 3:25 AM |
| 25 | Waxing Gibbous | 68% | 1:50 PM | 3:40 AM |
| 26 | Waxing Gibbous | 78% | 3:08 PM | 4:16 AM |
| 27 | Waxing Gibbous | 86% | 3:24 PM | 4:27 AM |
| 28 | Waxing Gibbous | 92% | 5:23 PM | 5:03 AM |
| 29 | Waxing Gibbous | 97% | 6:19 PM | 5:31 AM |
| 30 | Full Moon | 99% | 7:27 PM | 5:43 AM |
Another city or date
Frequently asked questions
When is the full moon in April 2026 in San Mateo, California, United States?
The full moon peaks on Wednesday, April 1, 2026, 5:27 PM (local time).
When is the new moon in April 2026?
The new moon falls on Friday, April 17, 2026, 5:45 AM (local time) — the darkest nights of the month, best for stargazing.
Data: Meeus astronomical algorithms. How we calculate this
More for San Mateo, California, United States
Near San Mateo
- Redwood City, California, United States
- Daly City, California, United States
- Hayward, California, United States
- San Francisco, California, United States
- Oakland, California, United States
- Fremont, California, United States
- Sunnyvale, California, United States
- Berkeley, California, United States
- Santa Clara, California, United States
- Richmond, California, United States
- San Jose, California, United States
- Concord, California, United States