Flag for Svalbard and Jan Mayen

Olonkinbyen, Jan Mayen, Svalbard and Jan Mayen — Sunrise, Sunset, and Daylength, September 2025

Current Time: Dec 5, 2025 at 11:58:32 pm
Sun Direction: 333° Northwest
Sun Altitude: -39.9°
Sun Distance: 91.596 million mi
Next Solstice: Dec 21, 2025 4:03 pm (Winter)
Sun: Down all day
Location of OlonkinbyenLocation

2025 Sun Graph for Olonkinbyen

September 2025 — Sun in Olonkinbyen

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2025Sunrise/SunsetDaylengthAstronomical TwilightNautical TwilightCivil TwilightSolar Noon
SepSunriseSunsetLengthDiff.StartEndStartEndStartEndTimeMil. mi
16:45 am (61°)10:21 pm (298°)15:36:05−9:41-Rest of night5:23 am11:40 pm2:34 pm (27.2°)93.804
26:49 am (63°)10:16 pm (296°)15:26:28−9:37-Rest of night5:30 am11:34 pm2:34 pm (26.8°)93.781
36:54 am (64°)10:11 pm (295°)15:16:54−9:33-Rest of night5:36 am11:27 pm2:34 pm (26.4°)93.758
46:58 am (65°)10:06 pm (294°)15:07:24−9:30-Rest of night5:41 am11:21 pm2:33 pm (26.1°)93.735
57:03 am (66°)10:01 pm (293°)14:57:57−9:26Rest of night-
3:14 am
1:53 am
-
5:47 am11:15 pm2:33 pm (25.7°)93.712
67:07 am (68°)9:55 pm (292°)14:48:33−9:23Rest of night-
3:34 am
1:33 am
-
5:52 am11:09 pm2:33 pm (25.3°)93.689
77:11 am (69°)9:50 pm (290°)14:39:12−9:21Rest of night-
3:49 am
1:17 am
-
5:58 am11:03 pm2:32 pm (25.0°)93.665
87:16 am (70°)9:46 pm (289°)14:29:53−9:18Rest of night-
4:02 am
1:04 am
-
6:03 am10:57 pm2:32 pm (24.6°)93.642
97:20 am (71°)9:41 pm (288°)14:20:37−9:16Rest of night-
4:13 am
12:53 am
-
6:08 am10:51 pm2:32 pm (24.2°)93.618
107:24 am (73°)9:36 pm (287°)14:11:22−9:14Rest of night-
4:22 am
12:42 am
-
6:13 am10:45 pm2:31 pm (23.8°)93.595
117:28 am (74°)9:31 pm (286°)14:02:10−9:12Rest of night-
4:31 am
12:32 am
-
6:18 am10:40 pm2:31 pm (23.5°)93.571
127:33 am (75°)9:26 pm (284°)13:53:00−9:10Rest of night-
4:40 am
12:23 am
-
6:23 am10:34 pm2:31 pm (23.1°)93.547
137:37 am (76°)9:21 pm (283°)13:43:51−9:08Rest of night-
4:48 am
12:15 am
-
6:28 am10:29 pm2:30 pm (22.7°)93.523
147:41 am (77°)9:16 pm (282°)13:34:43−9:07Rest of night-
4:55 am
12:06 am
-
11:59 pm
6:33 am10:23 pm2:30 pm (22.3°)93.499
157:45 am (79°)9:11 pm (281°)13:25:37−9:06Rest of night5:02 am11:51 pm6:38 am10:18 pm2:29 pm (21.9°)93.475
167:50 am (80°)9:06 pm (280°)13:16:32−9:04Rest of night5:09 am11:44 pm6:43 am10:12 pm2:29 pm (21.5°)93.451
177:54 am (81°)9:01 pm (278°)13:07:28−9:03Rest of night5:16 am11:37 pm6:47 am10:07 pm2:29 pm (21.2°)93.426
187:58 am (82°)8:56 pm (277°)12:58:25−9:03Rest of night5:22 am11:30 pm6:52 am10:02 pm2:28 pm (20.8°)93.401
198:02 am (83°)8:52 pm (276°)12:49:23−9:02Rest of night5:28 am11:23 pm6:56 am9:57 pm2:28 pm (20.4°)93.376
208:06 am (85°)8:47 pm (275°)12:40:21−9:01-
2:37 am
2:20 am
-
5:34 am11:17 pm7:01 am9:51 pm2:28 pm (20.0°)93.351
218:11 am (86°)8:42 pm (274°)12:31:20−9:01-
3:15 am
1:42 am
-
5:40 am11:10 pm7:05 am9:46 pm2:27 pm (19.6°)93.325
228:15 am (87°)8:37 pm (272°)12:22:20−9:00-
3:33 am
1:23 am
-
5:46 am11:04 pm7:10 am9:41 pm2:27 pm (19.2°)93.299
238:19 am (88°)8:32 pm (271°)12:13:19−9:00-
3:47 am
1:08 am
-
5:51 am10:58 pm7:14 am9:36 pm2:27 pm (18.8°)93.273
248:23 am (89°)8:27 pm (270°)12:04:19−9:00-
3:59 am
12:55 am
-
5:57 am10:52 pm7:19 am9:31 pm2:26 pm (18.4°)93.247
258:27 am (91°)8:23 pm (269°)11:55:19−9:00-
4:10 am
12:44 am
-
6:02 am10:46 pm7:23 am9:26 pm2:26 pm (18.1°)93.220
268:31 am (92°)8:18 pm (268°)11:46:18−9:00-
4:19 am
12:34 am
-
6:07 am10:41 pm7:27 am9:21 pm2:26 pm (17.7°)93.194
278:36 am (93°)8:13 pm (266°)11:37:18−9:00-
4:28 am
12:24 am
-
6:12 am10:35 pm7:32 am9:16 pm2:25 pm (17.3°)93.167
288:40 am (94°)8:08 pm (265°)11:28:17−9:00-
4:36 am
12:16 am
-
6:17 am10:29 pm7:36 am9:11 pm2:25 pm (16.9°)93.140
298:44 am (95°)8:03 pm (264°)11:19:16−9:01-
4:44 am
12:07 am
-
11:59 pm
6:22 am10:24 pm7:40 am9:06 pm2:25 pm (16.5°)93.113
308:48 am (97°)7:58 pm (263°)11:10:14−9:014:51 am11:52 pm6:27 am10:18 pm7:44 am9:02 pm2:24 pm (16.1°)93.086
* All times are local time for Olonkinbyen. Time is adjusted for DST when applicable. They take into account refraction. Dates are based on the Gregorian calendar.

The September equinox (autumnal equinox) in Olonkinbyen is at 8:19 pm on Monday, September 22, 2025.
Why is the day and night not exactly 12 hours on equinox?

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