Daylight
6:47 am – 7:23 pm
12 hours, 36 minutes
| Current Time: | Sep 11, 2025 at 6:36:31 pm |
|---|---|
| Sun Direction: | ↑ 269° West |
| Sun Altitude: | 8.4° |
| Sun Distance: | 150.573 million km |
| Next Equinox: | Sep 22, 2025 2:19 pm (Autumnal) |
| Sunrise Today: | 6:47 am↑ 84° East |
| Sunset Today: | 7:23 pm↑ 276° West |
2025 Sun Graph for Reston
December 2025 — Sun in Reston
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| 2025 | Sunrise/Sunset | Daylength | Astronomical Twilight | Nautical Twilight | Civil Twilight | Solar Noon | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec | Sunrise | Sunset | Length | Diff. | Start | End | Start | End | Start | End | Time | Mil. km |
| 1 | 7:09 am ↑ (118°) | 4:47 pm ↑ (242°) | 9:38:03 | −1:11 | 5:34 am | 6:22 pm | 6:06 am | 5:50 pm | 6:39 am | 5:17 pm | 11:58 am (29.2°) | 147.506 |
| 2 | 7:10 am ↑ (118°) | 4:47 pm ↑ (242°) | 9:36:54 | −1:08 | 5:35 am | 6:22 pm | 6:07 am | 5:49 pm | 6:40 am | 5:16 pm | 11:59 am (29.0°) | 147.482 |
| 3 | 7:11 am ↑ (118°) | 4:47 pm ↑ (242°) | 9:35:48 | −1:05 | 5:36 am | 6:22 pm | 6:08 am | 5:49 pm | 6:41 am | 5:16 pm | 11:59 am (28.9°) | 147.459 |
| 4 | 7:12 am ↑ (118°) | 4:47 pm ↑ (241°) | 9:34:46 | −1:02 | 5:37 am | 6:22 pm | 6:09 am | 5:49 pm | 6:42 am | 5:16 pm | 11:59 am (28.7°) | 147.437 |
| 5 | 7:13 am ↑ (119°) | 4:47 pm ↑ (241°) | 9:33:47 | −0:59 | 5:38 am | 6:22 pm | 6:10 am | 5:49 pm | 6:43 am | 5:16 pm | 12:00 pm (28.6°) | 147.415 |
| 6 | 7:14 am ↑ (119°) | 4:46 pm ↑ (241°) | 9:32:51 | −0:55 | 5:38 am | 6:22 pm | 6:11 am | 5:49 pm | 6:44 am | 5:16 pm | 12:00 pm (28.5°) | 147.395 |
| 7 | 7:14 am ↑ (119°) | 4:46 pm ↑ (241°) | 9:31:58 | −0:52 | 5:39 am | 6:22 pm | 6:11 am | 5:50 pm | 6:45 am | 5:16 pm | 12:01 pm (28.4°) | 147.375 |
| 8 | 7:15 am ↑ (119°) | 4:47 pm ↑ (241°) | 9:31:09 | −0:49 | 5:40 am | 6:22 pm | 6:12 am | 5:50 pm | 6:46 am | 5:16 pm | 12:01 pm (28.3°) | 147.356 |
| 9 | 7:16 am ↑ (119°) | 4:47 pm ↑ (241°) | 9:30:23 | −0:45 | 5:41 am | 6:22 pm | 6:13 am | 5:50 pm | 6:46 am | 5:16 pm | 12:01 pm (28.2°) | 147.338 |
| 10 | 7:17 am ↑ (119°) | 4:47 pm ↑ (241°) | 9:29:41 | −0:42 | 5:41 am | 6:22 pm | 6:14 am | 5:50 pm | 6:47 am | 5:17 pm | 12:02 pm (28.1°) | 147.321 |
| 11 | 7:18 am ↑ (119°) | 4:47 pm ↑ (241°) | 9:29:03 | −0:38 | 5:42 am | 6:23 pm | 6:14 am | 5:50 pm | 6:48 am | 5:17 pm | 12:02 pm (28.0°) | 147.304 |
| 12 | 7:19 am ↑ (120°) | 4:47 pm ↑ (240°) | 9:28:28 | −0:35 | 5:43 am | 6:23 pm | 6:15 am | 5:50 pm | 6:49 am | 5:17 pm | 12:03 pm (27.9°) | 147.288 |
| 13 | 7:19 am ↑ (120°) | 4:47 pm ↑ (240°) | 9:27:56 | −0:31 | 5:43 am | 6:23 pm | 6:16 am | 5:51 pm | 6:49 am | 5:17 pm | 12:03 pm (27.9°) | 147.273 |
| 14 | 7:20 am ↑ (120°) | 4:47 pm ↑ (240°) | 9:27:28 | −0:27 | 5:44 am | 6:23 pm | 6:17 am | 5:51 pm | 6:50 am | 5:17 pm | 12:04 pm (27.8°) | 147.259 |
| 15 | 7:21 am ↑ (120°) | 4:48 pm ↑ (240°) | 9:27:04 | −0:24 | 5:45 am | 6:24 pm | 6:17 am | 5:51 pm | 6:51 am | 5:18 pm | 12:04 pm (27.8°) | 147.245 |
| 16 | 7:21 am ↑ (120°) | 4:48 pm ↑ (240°) | 9:26:44 | −0:20 | 5:45 am | 6:24 pm | 6:18 am | 5:52 pm | 6:51 am | 5:18 pm | 12:05 pm (27.7°) | 147.232 |
| 17 | 7:22 am ↑ (120°) | 4:48 pm ↑ (240°) | 9:26:27 | −0:16 | 5:46 am | 6:24 pm | 6:18 am | 5:52 pm | 6:52 am | 5:18 pm | 12:05 pm (27.7°) | 147.219 |
| 18 | 7:23 am ↑ (120°) | 4:49 pm ↑ (240°) | 9:26:15 | −0:12 | 5:47 am | 6:25 pm | 6:19 am | 5:52 pm | 6:53 am | 5:19 pm | 12:06 pm (27.7°) | 147.207 |
| 19 | 7:23 am ↑ (120°) | 4:49 pm ↑ (240°) | 9:26:05 | −0:09 | 5:47 am | 6:25 pm | 6:20 am | 5:53 pm | 6:53 am | 5:19 pm | 12:06 pm (27.6°) | 147.195 |
| 20 | 7:24 am ↑ (120°) | 4:50 pm ↑ (240°) | 9:26:00 | −0:05 | 5:48 am | 6:26 pm | 6:20 am | 5:53 pm | 6:54 am | 5:20 pm | 12:07 pm (27.6°) | 147.184 |
| 21 | 7:24 am ↑ (120°) | 4:50 pm ↑ (240°) | 9:25:59 | −0:01 | 5:48 am | 6:26 pm | 6:21 am | 5:54 pm | 6:54 am | 5:20 pm | 12:07 pm (27.6°) | 147.174 |
| 22 | 7:25 am ↑ (120°) | 4:51 pm ↑ (240°) | 9:26:01 | +0:02 | 5:49 am | 6:27 pm | 6:21 am | 5:54 pm | 6:55 am | 5:21 pm | 12:08 pm (27.6°) | 147.164 |
| 23 | 7:25 am ↑ (120°) | 4:51 pm ↑ (240°) | 9:26:07 | +0:06 | 5:49 am | 6:27 pm | 6:22 am | 5:55 pm | 6:55 am | 5:21 pm | 12:08 pm (27.6°) | 147.154 |
| 24 | 7:26 am ↑ (120°) | 4:52 pm ↑ (240°) | 9:26:17 | +0:09 | 5:50 am | 6:28 pm | 6:22 am | 5:55 pm | 6:56 am | 5:22 pm | 12:09 pm (27.7°) | 147.146 |
| 25 | 7:26 am ↑ (120°) | 4:52 pm ↑ (240°) | 9:26:30 | +0:13 | 5:50 am | 6:29 pm | 6:22 am | 5:56 pm | 6:56 am | 5:22 pm | 12:09 pm (27.7°) | 147.138 |
| 26 | 7:26 am ↑ (120°) | 4:53 pm ↑ (240°) | 9:26:48 | +0:17 | 5:50 am | 6:29 pm | 6:23 am | 5:57 pm | 6:56 am | 5:23 pm | 12:10 pm (27.7°) | 147.130 |
| 27 | 7:27 am ↑ (120°) | 4:54 pm ↑ (240°) | 9:27:09 | +0:21 | 5:51 am | 6:30 pm | 6:23 am | 5:57 pm | 6:57 am | 5:24 pm | 12:10 pm (27.8°) | 147.123 |
| 28 | 7:27 am ↑ (120°) | 4:55 pm ↑ (240°) | 9:27:34 | +0:24 | 5:51 am | 6:30 pm | 6:24 am | 5:58 pm | 6:57 am | 5:24 pm | 12:11 pm (27.8°) | 147.117 |
| 29 | 7:27 am ↑ (120°) | 4:55 pm ↑ (240°) | 9:28:02 | +0:28 | 5:51 am | 6:31 pm | 6:24 am | 5:59 pm | 6:57 am | 5:25 pm | 12:11 pm (27.9°) | 147.112 |
| 30 | 7:27 am ↑ (120°) | 4:56 pm ↑ (240°) | 9:28:34 | +0:32 | 5:52 am | 6:32 pm | 6:24 am | 5:59 pm | 6:58 am | 5:26 pm | 12:12 pm (28.0°) | 147.108 |
| 31 | 7:28 am ↑ (119°) | 4:57 pm ↑ (241°) | 9:29:10 | +0:35 | 5:52 am | 6:32 pm | 6:24 am | 6:00 pm | 6:58 am | 5:27 pm | 12:12 pm (28.0°) | 147.104 |
| * All times are local time for Reston. They take into account refraction. Dates are based on the Gregorian calendar. | ||||||||||||
The December solstice (winter solstice) in Reston is at 10:03 am on Sunday, December 21, 2025. In terms of daylight, this day is 5 hours, 28 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 6 or December 7.
Why is the earliest sunset not on the winter solstice?
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec
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