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Vostok Station, Antarctica — Sunrise, Sunset, and Daylength, September 2025

Daylight

6:11 am – 3:31 pm
9 hours, 20 minutes

Current Time: Sep 10, 2025 at 8:33:56 am
Sun Direction: 34° Northeast
Sun Altitude: 4.9°
Sun Distance: 93.605 million mi
Next Equinox: Sep 23, 2025 12:19 am (Vernal)
Sunrise Today: 6:11 am 69° East
Sunset Today: 3:31 pm 290° Northwest

2025 Sun Graph for Vostok Station

September 2025 — Sun in Vostok Station

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2025 Sunrise/Sunset Daylength Astronomical Twilight Nautical Twilight Civil Twilight Solar Noon
Sep Sunrise Sunset Length Diff. Start End Start End Start End Time Mil. mi
1 7:30 am (50°) 2:17 pm (310°) 6:46:29 +18:58 1:02 am 8:53 pm 3:34 am 6:15 pm 5:35 am 4:13 pm 10:52 am (3.6°) 93.811
2 7:21 am (52°) 2:26 pm (307°) 7:04:55 +18:26 12:48 am 9:08 pm 3:26 am 6:23 pm 5:27 am 4:20 pm 10:52 am (3.9°) 93.789
3 7:11 am (54°) 2:34 pm (305°) 7:22:53 +17:57 12:33 am 9:26 pm 3:18 am 6:30 pm 5:20 am 4:27 pm 10:52 am (4.3°) 93.766
4 7:02 am (57°) 2:43 pm (303°) 7:40:26 +17:33 12:15 am
-
11:52 pm
9:48 pm
-
3:10 am 6:38 pm 5:12 am 4:34 pm 10:51 am (4.6°) 93.743
5 6:53 am (59°) 2:51 pm (301°) 7:57:38 +17:11 -
11:14 pm
10:25 pm
-
3:02 am 6:46 pm 5:04 am 4:41 pm 10:51 am (5.0°) 93.720
6 6:45 am (61°) 2:59 pm (298°) 8:14:31 +16:53 Rest of night 2:53 am 6:54 pm 4:57 am 4:48 pm 10:51 am (5.3°) 93.696
7 6:36 am (63°) 3:07 pm (296°) 8:31:08 +16:36 Rest of night 2:44 am 7:02 pm 4:49 am 4:55 pm 10:50 am (5.7°) 93.673
8 6:28 am (65°) 3:15 pm (294°) 8:47:30 +16:22 Rest of night 2:36 am 7:10 pm 4:42 am 5:02 pm 10:50 am (6.1°) 93.649
9 6:19 am (67°) 3:23 pm (292°) 9:03:40 +16:09 Rest of night 2:26 am 7:19 pm 4:34 am 5:09 pm 10:50 am (6.4°) 93.626
10 6:11 am (69°) 3:31 pm (290°) 9:19:39 +15:58 Rest of night 2:17 am 7:28 pm 4:26 am 5:16 pm 10:49 am (6.8°) 93.602
11 6:03 am (71°) 3:38 pm (288°) 9:35:29 +15:49 Rest of night 2:07 am 7:38 pm 4:18 am 5:23 pm 10:49 am (7.2°) 93.579
12 5:54 am (73°) 3:46 pm (286°) 9:51:10 +15:40 Rest of night 1:57 am 7:48 pm 4:11 am 5:31 pm 10:48 am (7.6°) 93.555
13 5:46 am (75°) 3:53 pm (284°) 10:06:44 +15:34 Rest of night 1:46 am 7:58 pm 4:03 am 5:38 pm 10:48 am (7.9°) 93.531
14 5:38 am (77°) 4:01 pm (282°) 10:22:12 +15:28 Rest of night 1:35 am 8:09 pm 3:55 am 5:45 pm 10:48 am (8.3°) 93.507
15 5:30 am (79°) 4:08 pm (280°) 10:37:36 +15:23 Rest of night 1:24 am 8:21 pm 3:47 am 5:53 pm 10:47 am (8.7°) 93.483
16 5:22 am (81°) 4:15 pm (278°) 10:52:56 +15:19 Rest of night 1:11 am 8:34 pm 3:38 am 6:00 pm 10:47 am (9.1°) 93.458
17 5:14 am (83°) 4:23 pm (276°) 11:08:13 +15:16 Rest of night 12:57 am 8:48 pm 3:30 am 6:08 pm 10:47 am (9.5°) 93.434
18 5:06 am (85°) 4:30 pm (274°) 11:23:27 +15:14 Rest of night 12:43 am 9:04 pm 3:22 am 6:16 pm 10:46 am (9.8°) 93.409
19 4:58 am (87°) 4:37 pm (272°) 11:38:41 +15:13 Rest of night 12:26 am 9:23 pm 3:13 am 6:24 pm 10:46 am (10.2°) 93.384
20 4:51 am (89°) 4:44 pm (270°) 11:53:54 +15:13 Rest of night 12:06 am
-
11:40 pm
9:49 pm
-
3:05 am 6:32 pm 10:46 am (10.6°) 93.359
21 4:43 am (91°) 4:52 pm (268°) 12:09:08 +15:14 - Rest of night 2:56 am 6:40 pm 10:45 am (11.0°) 93.333
22 4:35 am (92°) 4:59 pm (267°) 12:24:24 +15:15 - Rest of night 2:47 am 6:49 pm 10:45 am (11.4°) 93.308
23 4:27 am (94°) 5:06 pm (265°) 12:39:42 +15:17 - Rest of night 2:38 am 6:57 pm 10:45 am (11.8°) 93.282
24 4:19 am (96°) 5:14 pm (263°) 12:55:03 +15:21 - Rest of night 2:28 am 7:06 pm 10:44 am (12.2°) 93.255
25 4:11 am (98°) 5:21 pm (261°) 13:10:28 +15:25 - Rest of night 2:19 am 7:16 pm 10:44 am (12.6°) 93.229
26 4:03 am (100°) 5:29 pm (259°) 13:25:58 +15:30 - Rest of night 2:09 am 7:25 pm 10:44 am (12.9°) 93.202
27 3:55 am (102°) 5:36 pm (257°) 13:41:35 +15:36 - Rest of night 1:59 am 7:35 pm 10:43 am (13.3°) 93.176
28 3:46 am (104°) 5:44 pm (255°) 13:57:18 +15:43 - Rest of night 1:48 am 7:46 pm 10:43 am (13.7°) 93.149
29 3:38 am (106°) 5:51 pm (253°) 14:13:10 +15:51 - Rest of night 1:37 am 7:57 pm 10:43 am (14.1°) 93.122
30 3:30 am (108°) 5:59 pm (251°) 14:29:12 +16:01 - Rest of night 1:25 am 8:09 pm 10:42 am (14.5°) 93.095
* All times are local time for Vostok Station. They take into account refraction. Dates are based on the Gregorian calendar. Today is highlighted.

The September equinox (vernal equinox) in Vostok Station is at 12:19 am on Tuesday, September 23, 2025.
Why is the day and night not exactly 12 hours on equinox?

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