Moon phase, moonrise and moonset times in Simi Valley, California, United States
Current local time 7:28:20 PM (UTC-8)
Today, December 8
- Moonset9:56 AMMoonrise8:29 PM
- Moon PhaseWaning gibbousIlumination80%
Tomorrow, December 9
- Moonset10:36 AMMoonrise9:32 PM
- Moon PhaseWaning gibbousIlumination71%
- Full Moon4 December3:14 PM
- Third Quarter11 December12:51 PM
- New Moon19 December5:43 PM
- First Quarter27 December11:10 AM
- Full Moon3 January2:03 AM
December 2025 — Moon in Simi Valley
| Icon | Date | Moonrise | Moonset | Moonrise | Moon phase | Illumination | |
|---|---|---|---|---|---|---|---|
| December 1 | Mon | — | 3:16 AM | 2:36 PM | Waxing gibbous | 86% | |
| December 2 | Tue | — | 4:18 AM | 3:12 PM | Waxing gibbous | 93% | |
| December 3 | Wed | — | 5:21 AM | 3:53 PM | Waxing gibbous | 98% | |
| December 4 | Thu | — | 6:23 AM | 4:38 PM | Full moon | 100% | |
| December 5 | Fri | — | 7:23 AM | 5:30 PM | Waning gibbous | 99% | |
| December 6 | Sat | — | 8:20 AM | 6:26 PM | Waning gibbous | 95% | |
| December 7 | Sun | — | 9:11 AM | 7:27 PM | Waning gibbous | 89% | |
| December 8 | Mon | — | 9:56 AM | 8:29 PM | Waning gibbous | 80% | |
| December 9 | Tue | — | 10:36 AM | 9:32 PM | Waning gibbous | 71% | |
| December 10 | Wed | — | 11:12 AM | 10:34 PM | Waning gibbous | 61% | |
| December 11 | Thu | — | 11:45 AM | 11:36 PM | Third quarter | 50% | |
| December 12 | Fri | — | 12:17 PM | — | Waning crescent | 41% | |
| December 13 | Sat | 12:37 AM | 12:47 PM | — | Waning crescent | 31% | |
| December 14 | Sun | 1:39 AM | 1:19 PM | — | Waning crescent | 23% | |
| December 15 | Mon | 2:40 AM | 1:53 PM | — | Waning crescent | 15% | |
| December 16 | Tue | 3:43 AM | 2:30 PM | — | Waning crescent | 9% | |
| December 17 | Wed | 4:46 AM | 3:12 PM | — | Waning crescent | 5% | |
| December 18 | Thu | 5:48 AM | 3:59 PM | — | Waning crescent | 1% | |
| December 19 | Fri | 6:47 AM | 4:52 PM | — | New moon | 0% | |
| December 20 | Sat | 7:42 AM | 5:50 PM | — | Waxing crescent | 1% | |
| December 21 | Sun | 8:31 AM | 6:51 PM | — | Waxing crescent | 3% | |
| December 22 | Mon | 9:15 AM | 7:54 PM | — | Waxing crescent | 7% | |
| December 23 | Tue | 9:54 AM | 8:57 PM | — | Waxing crescent | 13% | |
| December 24 | Wed | 10:29 AM | 9:59 PM | — | Waxing crescent | 21% | |
| December 25 | Thu | 11:01 AM | 11:01 PM | — | Waxing crescent | 30% | |
| December 26 | Fri | — | — | 11:32 AM | Waxing crescent | 40% | |
| December 27 | Sat | — | 12:02 AM | 12:03 PM | First quarter | 51% | |
| December 28 | Sun | — | 1:03 AM | 12:35 PM | Waxing gibbous | 62% | |
| December 29 | Mon | — | 2:05 AM | 1:10 PM | Waxing gibbous | 73% | |
| December 30 | Tue | — | 3:08 AM | 1:48 PM | Waxing gibbous | 82% | |
| December 31 | Wed | — | 4:11 AM | 2:32 PM | Waxing gibbous | 91% |
| South Gate | South San Francisco | South Whittier | Simi Valley | Santa Rosa | Santee | North Hills |