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Pierre, South Dakota, USA — Sunrise, Sunset, and Daylength, September 2021

Daylight

7:21 am – 6:27 pm
11 hours, 6 minutes

Current Time: Feb 27, 2021 at 10:11:58 am
Sun Direction: 134° Southeast
Sun Altitude: 26.1°
Sun Distance: 92.067 million mi
Next Equinox: Mar 20, 2021 4:37 am (Vernal)
Sunrise Today: 7:21 am 101° East
Sunset Today: 6:27 pm 260° West
Location of PierreLocation

2021 Sun Graph for Pierre

September 2021 — Sun in Pierre

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2021Sunrise/SunsetDaylengthAstronomical TwilightNautical TwilightCivil TwilightSolar Noon
SepSunriseSunsetLengthDiff.StartEndStartEndStartEndTimeMil. mi
17:04 am (78°)8:17 pm (282°)13:12:26−2:565:20 am10:00 pm5:58 am9:22 pm6:34 am8:46 pm1:41 pm (53.6°)93.802
27:05 am (78°)8:15 pm (281°)13:09:28−2:575:22 am9:58 pm6:00 am9:20 pm6:35 am8:45 pm1:40 pm (53.3°)93.780
37:06 am (79°)8:13 pm (281°)13:06:31−2:575:23 am9:56 pm6:01 am9:18 pm6:37 am8:43 pm1:40 pm (52.9°)93.758
47:08 am (79°)8:11 pm (280°)13:03:32−2:585:25 am9:53 pm6:02 am9:16 pm6:38 am8:41 pm1:40 pm (52.5°)93.735
57:09 am (80°)8:09 pm (280°)13:00:34−2:585:26 am9:51 pm6:04 am9:14 pm6:39 am8:39 pm1:39 pm (52.2°)93.712
67:10 am (80°)8:07 pm (279°)12:57:34−2:595:28 am9:49 pm6:05 am9:12 pm6:40 am8:37 pm1:39 pm (51.8°)93.689
77:11 am (81°)8:06 pm (279°)12:54:35−2:595:29 am9:47 pm6:06 am9:10 pm6:41 am8:35 pm1:39 pm (51.4°)93.666
87:12 am (81°)8:04 pm (278°)12:51:35−2:595:31 am9:45 pm6:08 am9:08 pm6:43 am8:33 pm1:38 pm (51.0°)93.642
97:13 am (82°)8:02 pm (278°)12:48:34−3:005:32 am9:43 pm6:09 am9:06 pm6:44 am8:31 pm1:38 pm (50.7°)93.617
107:15 am (83°)8:00 pm (277°)12:45:34−3:005:34 am9:40 pm6:10 am9:04 pm6:45 am8:29 pm1:38 pm (50.3°)93.593
117:16 am (83°)7:58 pm (277°)12:42:33−3:005:35 am9:38 pm6:11 am9:02 pm6:46 am8:28 pm1:37 pm (49.9°)93.568
127:17 am (84°)7:56 pm (276°)12:39:32−3:015:37 am9:36 pm6:13 am9:00 pm6:48 am8:26 pm1:37 pm (49.5°)93.543
137:18 am (84°)7:55 pm (276°)12:36:31−3:015:38 am9:34 pm6:14 am8:58 pm6:49 am8:24 pm1:37 pm (49.1°)93.518
147:19 am (85°)7:53 pm (275°)12:33:29−3:015:40 am9:32 pm6:15 am8:56 pm6:50 am8:22 pm1:36 pm (48.8°)93.492
157:20 am (85°)7:51 pm (274°)12:30:27−3:015:41 am9:30 pm6:17 am8:54 pm6:51 am8:20 pm1:36 pm (48.4°)93.467
167:21 am (86°)7:49 pm (274°)12:27:25−3:015:42 am9:28 pm6:18 am8:52 pm6:52 am8:18 pm1:36 pm (48.0°)93.441
177:23 am (86°)7:47 pm (273°)12:24:23−3:025:44 am9:26 pm6:19 am8:50 pm6:54 am8:16 pm1:35 pm (47.6°)93.415
187:24 am (87°)7:45 pm (273°)12:21:21−3:025:45 am9:24 pm6:20 am8:48 pm6:55 am8:14 pm1:35 pm (47.2°)93.390
197:25 am (87°)7:43 pm (272°)12:18:19−3:025:46 am9:21 pm6:22 am8:46 pm6:56 am8:12 pm1:34 pm (46.8°)93.364
207:26 am (88°)7:41 pm (272°)12:15:17−3:025:48 am9:19 pm6:23 am8:44 pm6:57 am8:10 pm1:34 pm (46.4°)93.338
217:27 am (88°)7:40 pm (271°)12:12:14−3:025:49 am9:17 pm6:24 am8:42 pm6:58 am8:08 pm1:34 pm (46.0°)93.312
227:28 am (89°)7:38 pm (271°)12:09:12−3:025:51 am9:15 pm6:25 am8:41 pm6:59 am8:07 pm1:33 pm (45.7°)93.287
237:30 am (90°)7:36 pm (270°)12:06:09−3:025:52 am9:13 pm6:27 am8:39 pm7:01 am8:05 pm1:33 pm (45.3°)93.261
247:31 am (90°)7:34 pm (270°)12:03:07−3:025:53 am9:11 pm6:28 am8:37 pm7:02 am8:03 pm1:33 pm (44.9°)93.235
257:32 am (91°)7:32 pm (269°)12:00:04−3:025:54 am9:09 pm6:29 am8:35 pm7:03 am8:01 pm1:32 pm (44.5°)93.209
267:33 am (91°)7:30 pm (269°)11:57:02−3:025:56 am9:07 pm6:30 am8:33 pm7:04 am7:59 pm1:32 pm (44.1°)93.184
277:34 am (92°)7:28 pm (268°)11:53:59−3:025:57 am9:05 pm6:32 am8:31 pm7:05 am7:57 pm1:32 pm (43.7°)93.158
287:36 am (92°)7:26 pm (267°)11:50:57−3:025:58 am9:03 pm6:33 am8:29 pm7:07 am7:55 pm1:31 pm (43.3°)93.132
297:37 am (93°)7:25 pm (267°)11:47:54−3:026:00 am9:01 pm6:34 am8:27 pm7:08 am7:54 pm1:31 pm (42.9°)93.106
307:38 am (93°)7:23 pm (266°)11:44:52−3:026:01 am8:59 pm6:35 am8:25 pm7:09 am7:52 pm1:31 pm (42.5°)93.080
* All times are local time for Pierre. Time is adjusted for DST when applicable. They take into account refraction. Dates are based on the Gregorian calendar.

September Equinox (Autumnal Equinox) is on Wednesday, September 22, 2021 at 2:21 pm in Pierre.
Why is the day and night not exactly 12 hours on Equinox?

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