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Rialto, California, USA — Sunrise, Sunset, and Daylength, December 2025

Daylight

6:29 am – 7:14 pm
12 hours, 45 minutes

Current Time: Apr 6, 2025 at 9:41:16 am
Sun Direction: 110.78° ESE
Sun Altitude: 38.33°
Sun Distance: 93.032 million mi
Next Solstice: Jun 20, 2025 7:42 pm (Summer)
Sunrise Today: 6:29 am 81° East
Sunset Today: 7:14 pm 279° West
Location of RialtoLocation

2025 Sun Graph for Rialto

December 2025 — Sun in Rialto

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2025Sunrise/SunsetDaylengthAstronomical TwilightNautical TwilightCivil TwilightSolar Noon
DecSunriseSunsetLengthDiff.StartEndStartEndStartEndTimeMil. mi
16:37 am (116°)4:39 pm (244°)10:02:35−0:585:08 am6:08 pm5:38 am5:38 pm6:09 am5:07 pm11:38 am (34.0°)91.655
26:38 am (116°)4:39 pm (244°)10:01:39−0:565:09 am6:08 pm5:39 am5:38 pm6:10 am5:07 pm11:39 am (33.8°)91.640
36:39 am (117°)4:39 pm (243°)10:00:45−0:535:10 am6:08 pm5:40 am5:38 pm6:11 am5:07 pm11:39 am (33.7°)91.625
46:39 am (117°)4:39 pm (243°)9:59:54−0:515:10 am6:08 pm5:41 am5:38 pm6:12 am5:07 pm11:39 am (33.6°)91.611
56:40 am (117°)4:39 pm (243°)9:59:06−0:485:11 am6:08 pm5:42 am5:38 pm6:13 am5:07 pm11:40 am (33.4°)91.598
66:41 am (117°)4:39 pm (243°)9:58:20−0:455:12 am6:08 pm5:42 am5:38 pm6:13 am5:07 pm11:40 am (33.3°)91.585
76:42 am (117°)4:39 pm (243°)9:57:37−0:425:13 am6:09 pm5:43 am5:38 pm6:14 am5:07 pm11:41 am (33.2°)91.573
86:43 am (117°)4:40 pm (243°)9:56:57−0:405:13 am6:09 pm5:44 am5:38 pm6:15 am5:07 pm11:41 am (33.1°)91.562
96:43 am (117°)4:40 pm (243°)9:56:20−0:375:14 am6:09 pm5:44 am5:39 pm6:16 am5:07 pm11:42 am (33.0°)91.550
106:44 am (117°)4:40 pm (242°)9:55:46−0:345:15 am6:09 pm5:45 am5:39 pm6:16 am5:08 pm11:42 am (32.9°)91.540
116:45 am (118°)4:40 pm (242°)9:55:14−0:315:15 am6:09 pm5:46 am5:39 pm6:17 am5:08 pm11:42 am (32.9°)91.530
126:45 am (118°)4:40 pm (242°)9:54:46−0:285:16 am6:10 pm5:47 am5:39 pm6:18 am5:08 pm11:43 am (32.8°)91.520
136:46 am (118°)4:41 pm (242°)9:54:21−0:255:17 am6:10 pm5:47 am5:40 pm6:18 am5:08 pm11:43 am (32.7°)91.510
146:47 am (118°)4:41 pm (242°)9:53:58−0:225:17 am6:10 pm5:48 am5:40 pm6:19 am5:09 pm11:44 am (32.7°)91.501
156:48 am (118°)4:41 pm (242°)9:53:39−0:195:18 am6:11 pm5:48 am5:40 pm6:20 am5:09 pm11:44 am (32.6°)91.493
166:48 am (118°)4:42 pm (242°)9:53:22−0:165:18 am6:11 pm5:49 am5:41 pm6:20 am5:09 pm11:45 am (32.6°)91.485
176:49 am (118°)4:42 pm (242°)9:53:09−0:135:19 am6:12 pm5:50 am5:41 pm6:21 am5:10 pm11:45 am (32.5°)91.477
186:49 am (118°)4:42 pm (242°)9:52:59−0:105:20 am6:12 pm5:50 am5:41 pm6:22 am5:10 pm11:46 am (32.5°)91.469
196:50 am (118°)4:43 pm (242°)9:52:52−0:075:20 am6:12 pm5:51 am5:42 pm6:22 am5:11 pm11:46 am (32.5°)91.462
206:50 am (118°)4:43 pm (242°)9:52:48−0:045:21 am6:13 pm5:51 am5:42 pm6:23 am5:11 pm11:47 am (32.5°)91.455
216:51 am (118°)4:44 pm (242°)9:52:47< 1s5:21 am6:13 pm5:52 am5:43 pm6:23 am5:12 pm11:47 am (32.5°)91.449
226:51 am (118°)4:44 pm (242°)9:52:49+0:025:22 am6:14 pm5:52 am5:43 pm6:24 am5:12 pm11:48 am (32.5°)91.443
236:52 am (118°)4:45 pm (242°)9:52:54+0:055:22 am6:14 pm5:53 am5:44 pm6:24 am5:13 pm11:48 am (32.5°)91.437
246:52 am (118°)4:45 pm (242°)9:53:03+0:085:23 am6:15 pm5:53 am5:44 pm6:25 am5:13 pm11:49 am (32.5°)91.431
256:53 am (118°)4:46 pm (242°)9:53:14+0:115:23 am6:16 pm5:54 am5:45 pm6:25 am5:14 pm11:49 am (32.5°)91.426
266:53 am (118°)4:47 pm (242°)9:53:29+0:145:23 am6:16 pm5:54 am5:46 pm6:25 am5:14 pm11:50 am (32.6°)91.422
276:53 am (118°)4:47 pm (242°)9:53:46+0:175:24 am6:17 pm5:54 am5:46 pm6:26 am5:15 pm11:50 am (32.6°)91.418
286:54 am (118°)4:48 pm (242°)9:54:07+0:205:24 am6:17 pm5:55 am5:47 pm6:26 am5:16 pm11:51 am (32.7°)91.414
296:54 am (118°)4:49 pm (242°)9:54:31+0:235:25 am6:18 pm5:55 am5:48 pm6:26 am5:16 pm11:51 am (32.7°)91.411
306:54 am (118°)4:49 pm (242°)9:54:58+0:265:25 am6:19 pm5:55 am5:48 pm6:27 am5:17 pm11:52 am (32.8°)91.408
316:55 am (118°)4:50 pm (242°)9:55:27+0:295:25 am6:19 pm5:56 am5:49 pm6:27 am5:18 pm11:52 am (32.9°)91.406
* All times are local time for Rialto. They take into account refraction. Dates are based on the Gregorian calendar.

The December solstice (winter solstice) in Rialto is at 7:03 am on Sunday, December 21, 2025. In terms of daylight, this day is 4 hours, 33 minutes shorter than the June solstice. In most locations north of the equator, the shortest day of the year is around this date.

The earliest sunset is on December 4.

Why is the earliest sunset not on the winter solstice?

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