Simi Valley, CA sky calendar · December 2026
Full moon: Wed, Dec 23. New moon: Tue, Dec 8. Sunrise moves from 6:42 AM to 7:00 AM, sunset from 4:45 PM to 4:55 PM. 2 sky events this month (below). Times are local (PST).
| Date | Sunrise | Sunset | Moonrise | Moonset | Moon |
|---|---|---|---|---|---|
| Tue, Dec 1 | 6:42 AM | 4:45 PM | — | 12:29 PM | Waning crescent · 44% |
| Wed, Dec 2 | 6:43 AM | 4:44 PM | 12:43 AM | 12:56 PM | Waning crescent · 34% |
| Thu, Dec 3 | 6:44 AM | 4:44 PM | 1:44 AM | 1:22 PM | Waning crescent · 24% |
| Fri, Dec 4 | 6:45 AM | 4:44 PM | 2:45 AM | 1:50 PM | Waning crescent · 16% |
| Sat, Dec 5 | 6:46 AM | 4:44 PM | 3:46 AM | 2:21 PM | Waning crescent · 10% |
| Sun, Dec 6 | 6:47 AM | 4:44 PM | 4:47 AM | 2:55 PM | Waning crescent · 5% |
| Mon, Dec 7 | 6:47 AM | 4:45 PM | 5:47 AM | 3:35 PM | Waning crescent · 2% |
| Tue, Dec 8 | 6:48 AM | 4:45 PM | 6:45 AM | 4:20 PM | New moon · 0% |
| Wed, Dec 9 | 6:49 AM | 4:45 PM | 7:39 AM | 5:11 PM | Waxing crescent · 1% |
| Thu, Dec 10 | 6:50 AM | 4:45 PM | 8:28 AM | 6:07 PM | Waxing crescent · 3% |
| Fri, Dec 11 | 6:51 AM | 4:45 PM | 9:10 AM | 7:04 PM | Waxing crescent · 7% |
| Sat, Dec 12 | 6:51 AM | 4:45 PM | 9:46 AM | 8:03 PM | Waxing crescent · 12% |
| Sun, Dec 13 | 6:52 AM | 4:46 PM | 10:18 AM | 9:01 PM | Waxing crescent · 19% |
| Mon, Dec 14 | 6:53 AM | 4:46 PM | 10:46 AM | 9:59 PM | Waxing crescent · 27% |
| Tue, Dec 15 | 6:53 AM | 4:46 PM | 11:12 AM | 10:57 PM | Waxing crescent · 36% |
| Wed, Dec 16 | 6:54 AM | 4:47 PM | 11:37 AM | 11:56 PM | First quarter · 46% |
| Thu, Dec 17 | 6:55 AM | 4:47 PM | 12:03 PM | — | Waxing gibbous · 56% |
| Fri, Dec 18 | 6:55 AM | 4:47 PM | 12:31 PM | 12:57 AM | Waxing gibbous · 66% |
| Sat, Dec 19 | 6:56 AM | 4:48 PM | 1:02 PM | 2:01 AM | Waxing gibbous · 76% |
| Sun, Dec 20 | 6:56 AM | 4:48 PM | 1:40 PM | 3:10 AM | Waxing gibbous · 85% |
| Mon, Dec 21 | 6:57 AM | 4:49 PM | 2:26 PM | 4:23 AM | Waxing gibbous · 93% |
| Tue, Dec 22 | 6:57 AM | 4:49 PM | 3:22 PM | 5:37 AM | Waxing gibbous · 98% |
| Wed, Dec 23 | 6:58 AM | 4:50 PM | 4:30 PM | 6:48 AM | Full moon · 100% |
| Thu, Dec 24 | 6:58 AM | 4:50 PM | 5:45 PM | 7:50 AM | Waning gibbous · 99% |
| Fri, Dec 25 | 6:59 AM | 4:51 PM | 7:02 PM | 8:42 AM | Waning gibbous · 95% |
| Sat, Dec 26 | 6:59 AM | 4:52 PM | 8:17 PM | 9:24 AM | Waning gibbous · 89% |
| Sun, Dec 27 | 6:59 AM | 4:52 PM | 9:27 PM | 10:00 AM | Waning gibbous · 80% |
| Mon, Dec 28 | 7:00 AM | 4:53 PM | 10:33 PM | 10:30 AM | Waning gibbous · 71% |
| Tue, Dec 29 | 7:00 AM | 4:54 PM | 11:37 PM | 10:58 AM | Waning gibbous · 60% |
| Wed, Dec 30 | 7:00 AM | 4:54 PM | — | 11:25 AM | Last quarter · 50% |
| Thu, Dec 31 | 7:00 AM | 4:55 PM | 12:39 AM | 11:53 AM | Waning crescent · 39% |
Sky events this month
- Sun, Dec 13Geminids meteor shower peakUp to about 150 meteors an hour under a perfectly dark sky · the Moon stays out of the way
- Wed, Dec 23 5:28 PMFull moonSupermoon: a full moon close to Earth, slightly bigger and brighter
Month by month
Calculated with Astronomy Engine (MIT license).