Sunrise and sunset times in Rio Vista, CA
Check out today's and tomorrow's sunrise and sunset times in Rio Vista, CA, United States, as well as the whole calendar for September 2026.
Today
September 8, 2026 . Current time: 5:32:41 am
First light at 6:16:11 am
Sunrise time: 6:41:30 am
Sunset time: 7:27:08 pm
Last light at 7:52:26 pm
Day length: 12 hours, 45 minutes
13 hours, 54 minutes left for today's sunset in Rio Vista
Moon rose on Sep 8 at 3:48 AM
Moon will set on Sep 8 at 6:13 PMMoon phase: 🌘 Waning Crescent (9%)🌑 New moon: Sep 10 at 8:27 PM · 🌕 Full moon: Sep 26 at 9:50 AMTomorrow
September 9, 2026
First light at 6:17:05 am
Sunrise time: 6:42:21 am
Sunset time: 7:25:35 pm
Last light at 7:50:51 pm
Day length: 12 hours, 43 minutes
Tomorrow will be 2 minutes shorter than today in Rio Vista
Moon will rise on Sep 9 at 5:02 AM Moon will set on Sep 9 at 6:42 PMMoon phase: 🌘 Waning Crescent (1%)
- Rio Vista, California
- Latitude: 38.155750 (North)
- Longitude: -121.691345 (West)
- Time zone: Pacific Time PDT
Shortest day in Rio Vista, CA
The shortest day of the year will be in 4 months, during the winter solstice on December 21, 2026, with a daylight length of 9 hours and 33 minutes.Longest day in Rio Vista, CA
The longest day of the year was 2 months and 18 days ago, during the summer solstice on June 20, 2026, with a daylight length of 14 hours and 52 minutes.
September 2026 - Rio Vista, California - Sunrise and sunset calendar
Sunrise and sunset times, civil twilight start and end times as well as solar noon, and day length for every day of September in Rio Vista.
The day length shortens by 1 hour, 10 minutes over the course of September 2026 in Rio Vista, CA - from 13 hours, 2 minutes on the first day to 11 hours, 52 minutes on the last day.
| Day | First Light | Sunrise | Sunset | Last Light | Day Length | Day Length Variation | Solar Noon
Time of day when the sun reaches its highest point in the sky.
|
Max Sun Altitude | Nautical Twilight Start | Nautical Twilight End | Astronomical Twilight Start | Astronomical Twilight End | Night Length
Calculated form this day's sunset to the next day's sunrise.
|
Moon phase |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tue, Sep 1 | 6:09:52 am | 6:35:29 am | 7:37:50 pm | 8:03:26 pm | 13h 2m 21s | 13h 2m 21s | 1:06:39 pm | 59.9° | 5:37:48 am | 8:35:30 pm | 5:04:34 am | 9:08:45 pm | 10h 58m 31s | 🌖 (82%) |
| Wed, Sep 2 | 6:10:47 am | 6:36:21 am | 7:36:19 pm | 8:01:53 pm | 12h 59m 58s | -2m -23s | 1:06:20 pm | 59.5° | 5:38:48 am | 8:33:52 pm | 5:05:41 am | 9:06:59 pm | 11h 0m 53s | 🌖 (72%) |
| Thu, Sep 3 | 6:11:41 am | 6:37:12 am | 7:34:48 pm | 8:00:19 pm | 12h 57m 36s | -2m -22s | 1:06:00 pm | 59.2° | 5:39:48 am | 8:32:13 pm | 5:06:48 am | 9:05:12 pm | 11h 3m 16s | 🌖 (62%) |
| Fri, Sep 4 | 6:12:35 am | 6:38:04 am | 7:33:17 pm | 7:58:45 pm | 12h 55m 13s | -2m -23s | 1:05:40 pm | 58.8° | 5:40:47 am | 8:30:34 pm | 5:07:55 am | 9:03:26 pm | 11h 5m 38s | 🌗 (51%) |
| Sat, Sep 5 | 6:13:30 am | 6:38:55 am | 7:31:45 pm | 7:57:11 pm | 12h 52m 50s | -2m -23s | 1:05:20 pm | 58.4° | 5:41:46 am | 8:28:55 pm | 5:09:01 am | 9:01:40 pm | 11h 8m 2s | 🌘 (39%) |
| Sun, Sep 6 | 6:14:24 am | 6:39:47 am | 7:30:13 pm | 7:55:36 pm | 12h 50m 26s | -2m -24s | 1:05:00 pm | 58° | 5:42:44 am | 8:27:16 pm | 5:10:06 am | 8:59:54 pm | 11h 10m 25s | 🌘 (28%) |
| Mon, Sep 7 | 6:15:17 am | 6:40:38 am | 7:28:41 pm | 7:54:02 pm | 12h 48m 3s | -2m -23s | 1:04:39 pm | 57.7° | 5:43:43 am | 8:25:36 pm | 5:11:11 am | 8:58:08 pm | 11h 12m 49s | 🌘 (18%) |
| Tue, Sep 8 | 6:16:11 am | 6:41:30 am | 7:27:08 pm | 7:52:26 pm | 12h 45m 38s | -2m -25s | 1:04:19 pm | 57.3° | 5:44:41 am | 8:23:57 pm | 5:12:15 am | 8:56:22 pm | 11h 15m 13s | 🌘 (10%) |
| Wed, Sep 9 | 6:17:05 am | 6:42:21 am | 7:25:35 pm | 7:50:51 pm | 12h 43m 14s | -2m -24s | 1:03:58 pm | 56.9° | 5:45:38 am | 8:22:17 pm | 5:13:20 am | 8:54:36 pm | 11h 17m 38s | 🌘 (4%) |
| Thu, Sep 10 | 6:17:58 am | 6:43:13 am | 7:24:01 pm | 7:49:15 pm | 12h 40m 48s | -2m -26s | 1:03:37 pm | 56.5° | 5:46:36 am | 8:20:38 pm | 5:14:23 am | 8:52:51 pm | 11h 20m 3s | 🌘 (1%) |
| Fri, Sep 11 | 6:18:52 am | 6:44:04 am | 7:22:28 pm | 7:47:40 pm | 12h 38m 24s | -2m -24s | 1:03:16 pm | 56.2° | 5:47:33 am | 8:18:58 pm | 5:15:26 am | 8:51:05 pm | 11h 22m 28s | 🌑 (0%) |
| Sat, Sep 12 | 6:19:45 am | 6:44:56 am | 7:20:54 pm | 7:46:04 pm | 12h 35m 58s | -2m -26s | 1:02:55 pm | 55.8° | 5:48:30 am | 8:17:19 pm | 5:16:29 am | 8:49:20 pm | 11h 24m 53s | 🌒 (2%) |
| Sun, Sep 13 | 6:20:38 am | 6:45:47 am | 7:19:19 pm | 7:44:28 pm | 12h 33m 32s | -2m -26s | 1:02:33 pm | 55.4° | 5:49:27 am | 8:15:40 pm | 5:17:31 am | 8:47:35 pm | 11h 27m 20s | 🌒 (5%) |
| Mon, Sep 14 | 6:21:31 am | 6:46:39 am | 7:17:45 pm | 7:42:52 pm | 12h 31m 6s | -2m -26s | 1:02:12 pm | 55° | 5:50:23 am | 8:14:00 pm | 5:18:33 am | 8:45:51 pm | 11h 29m 45s | 🌒 (11%) |
| Tue, Sep 15 | 6:22:25 am | 6:47:30 am | 7:16:11 pm | 7:41:16 pm | 12h 28m 41s | -2m -25s | 1:01:50 pm | 54.6° | 5:51:20 am | 8:12:21 pm | 5:19:34 am | 8:44:06 pm | 11h 32m 11s | 🌒 (18%) |
| Wed, Sep 16 | 6:23:18 am | 6:48:22 am | 7:14:36 pm | 7:39:40 pm | 12h 26m 14s | -2m -27s | 1:01:29 pm | 54.2° | 5:52:16 am | 8:10:42 pm | 5:20:35 am | 8:42:23 pm | 11h 34m 37s | 🌒 (26%) |
| Thu, Sep 17 | 6:24:11 am | 6:49:13 am | 7:13:02 pm | 7:38:04 pm | 12h 23m 49s | -2m -25s | 1:01:08 pm | 53.9° | 5:53:12 am | 8:09:03 pm | 5:21:36 am | 8:40:39 pm | 11h 37m 3s | 🌒 (35%) |
| Fri, Sep 18 | 6:25:04 am | 6:50:05 am | 7:11:27 pm | 7:36:29 pm | 12h 21m 22s | -2m -27s | 1:00:46 pm | 53.5° | 5:54:07 am | 8:07:25 pm | 5:22:36 am | 8:38:56 pm | 11h 39m 30s | 🌓 (45%) |
| Sat, Sep 19 | 6:25:56 am | 6:50:57 am | 7:09:52 pm | 7:34:53 pm | 12h 18m 55s | -2m -27s | 1:00:25 pm | 53.1° | 5:55:03 am | 8:05:46 pm | 5:23:36 am | 8:37:13 pm | 11h 41m 57s | 🌓 (54%) |
| Sun, Sep 20 | 6:26:49 am | 6:51:49 am | 7:08:18 pm | 7:33:17 pm | 12h 16m 29s | -2m -26s | 1:00:03 pm | 52.7° | 5:55:58 am | 8:04:08 pm | 5:24:36 am | 8:35:31 pm | 11h 44m 23s | 🌔 (63%) |
| Mon, Sep 21 | 6:27:42 am | 6:52:41 am | 7:06:43 pm | 7:31:42 pm | 12h 14m 2s | -2m -27s | 12:59:42 pm | 52.3° | 5:56:54 am | 8:02:31 pm | 5:25:35 am | 8:33:49 pm | 11h 46m 50s | 🌔 (72%) |
| Tue, Sep 22 | 6:28:35 am | 6:53:33 am | 7:05:09 pm | 7:30:07 pm | 12h 11m 36s | -2m -26s | 12:59:21 pm | 51.9° | 5:57:49 am | 8:00:53 pm | 5:26:34 am | 8:32:08 pm | 11h 49m 17s | 🌔 (80%) |
| Wed, Sep 23 | 6:29:28 am | 6:54:26 am | 7:03:34 pm | 7:28:32 pm | 12h 9m 8s | -2m -28s | 12:59:00 pm | 51.5° | 5:58:44 am | 7:59:16 pm | 5:27:33 am | 8:30:27 pm | 11h 51m 44s | 🌔 (88%) |
| Thu, Sep 24 | 6:30:21 am | 6:55:18 am | 7:02:00 pm | 7:26:57 pm | 12h 6m 42s | -2m -26s | 12:58:39 pm | 51.1° | 5:59:38 am | 7:57:39 pm | 5:28:31 am | 8:28:47 pm | 11h 54m 11s | 🌔 (94%) |
| Fri, Sep 25 | 6:31:14 am | 6:56:11 am | 7:00:26 pm | 7:25:22 pm | 12h 4m 15s | -2m -27s | 12:58:18 pm | 50.7° | 6:00:33 am | 7:56:03 pm | 5:29:29 am | 8:27:07 pm | 11h 56m 37s | 🌔 (98%) |
| Sat, Sep 26 | 6:32:07 am | 6:57:03 am | 6:58:52 pm | 7:23:48 pm | 12h 1m 49s | -2m -26s | 12:57:58 pm | 50.4° | 6:01:28 am | 7:54:27 pm | 5:30:27 am | 8:25:29 pm | 11h 59m 4s | 🌕 (100%) |
| Sun, Sep 27 | 6:33:00 am | 6:57:56 am | 6:57:18 pm | 7:22:14 pm | 11h 59m 22s | -2m -27s | 12:57:37 pm | 50° | 6:02:22 am | 7:52:52 pm | 5:31:24 am | 8:23:50 pm | 12h 1m 32s | 🌖 (100%) |
| Mon, Sep 28 | 6:33:54 am | 6:58:50 am | 6:55:44 pm | 7:20:40 pm | 11h 56m 54s | -2m -28s | 12:57:17 pm | 49.6° | 6:03:17 am | 7:51:17 pm | 5:32:21 am | 8:22:13 pm | 12h 3m 59s | 🌖 (97%) |
| Tue, Sep 29 | 6:34:47 am | 6:59:43 am | 6:54:11 pm | 7:19:07 pm | 11h 54m 28s | -2m -26s | 12:56:57 pm | 49.2° | 6:04:11 am | 7:49:43 pm | 5:33:18 am | 8:20:36 pm | 12h 6m 26s | 🌖 (92%) |
| Wed, Sep 30 | 6:35:40 am | 7:00:37 am | 6:52:38 pm | 7:17:35 pm | 11h 52m 1s | -2m -27s | 12:56:37 pm | 48.8° | 6:05:06 am | 7:48:09 pm | 5:34:15 am | 8:19:00 pm | 12h 8m 52s | 🌖 (84%) |
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Sunrise and Sunset photos in Rio Vista, CA
Enjoy this beautiful gallery of images of the sunset and sunrise at Rio Vista, CA. All images provided by our fantastic community of photographers!
Year distribution of sunrise and sunset times in Rio Vista, CA - 2026
The following graph shows sunrise and sunset times in Rio Vista, CA for every day of the year. There are two jumps in the graph that represent the hour change for Daylight Saving Time (DST) in Rio Vista, CA.
Daylight Dawn & dusk (civil twilight) Night Solar noon · Vertical steps in the curves = DST clock change
Earliest and latest sunrise and sunset in Rio Vista, CA
In Rio Vista, CA, the earliest sunrise of 2026 is on June 13 at 5:41 am, while the latest sunrise is on October 31 at 7:30 am. The earliest sunset is on December 6 at 4:48 pm, and the latest sunset is on June 28 at 8:35 pm.
Rio Vista, CA gets 5h 18m more daylight on the longest day than on the shortest one (14h 52m versus 9h 33m). Averaged over the whole year, a day lasts 12h 14m.
Places near Rio Vista, CA
These nearby towns and cities have almost the same sunrise and sunset times as Rio Vista, CA — the difference is only seconds to a couple of minutes. Select any place to see its own sun calendar:
Isleton 4 miBethel Island 10 miOakley 11 miWalnut Grove 11 miAntioch 12 miPittsburg 14 miThornton 15 miBrentwood 15 mi