Flag for USA

Casper, Wyoming, USA — Sunrise, Sunset, and Daylength, September 2026

Daylight

7:06 am – 7:18 pm
12 hours, 12 minutes

Current Time: Mar 21, 2026 at 9:26:10 am
Sun Direction: 114° Southeast
Sun Altitude: 24.2°
Sun Distance: 92.603 million mi
Next Solstice: Jun 21, 2026 2:24 am (Summer)
Sunrise Today: 7:06 am 89° East
Sunset Today: 7:18 pm 272° West

2026 Sun Graph for Casper

September 2026 — Sun in Casper

Scroll right to see more
2026 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 6:30 am (78°) 7:39 pm (282°) 13:09:25 −2:47 4:49 am 9:19 pm 5:26 am 8:43 pm 6:00 am 8:08 pm 1:05 pm (55.2°) 93.803
2 6:31 am (79°) 7:37 pm (281°) 13:06:37 −2:47 4:50 am 9:17 pm 5:27 am 8:41 pm 6:02 am 8:06 pm 1:04 pm (54.9°) 93.781
3 6:32 am (79°) 7:36 pm (281°) 13:03:48 −2:48 4:52 am 9:15 pm 5:28 am 8:39 pm 6:03 am 8:05 pm 1:04 pm (54.5°) 93.760
4 6:33 am (80°) 7:34 pm (280°) 13:01:00 −2:48 4:53 am 9:13 pm 5:29 am 8:37 pm 6:04 am 8:03 pm 1:04 pm (54.1°) 93.737
5 6:34 am (80°) 7:32 pm (280°) 12:58:10 −2:49 4:55 am 9:11 pm 5:31 am 8:35 pm 6:05 am 8:01 pm 1:03 pm (53.7°) 93.715
6 6:35 am (81°) 7:30 pm (279°) 12:55:20 −2:49 4:56 am 9:09 pm 5:32 am 8:33 pm 6:06 am 7:59 pm 1:03 pm (53.4°) 93.693
7 6:36 am (81°) 7:29 pm (279°) 12:52:30 −2:50 4:57 am 9:07 pm 5:33 am 8:31 pm 6:07 am 7:57 pm 1:03 pm (53.0°) 93.670
8 6:37 am (82°) 7:27 pm (278°) 12:49:40 −2:50 4:59 am 9:05 pm 5:34 am 8:30 pm 6:08 am 7:55 pm 1:02 pm (52.6°) 93.647
9 6:38 am (82°) 7:25 pm (278°) 12:46:49 −2:50 5:00 am 9:03 pm 5:35 am 8:28 pm 6:10 am 7:54 pm 1:02 pm (52.2°) 93.623
10 6:39 am (83°) 7:23 pm (277°) 12:43:58 −2:51 5:01 am 9:01 pm 5:37 am 8:26 pm 6:11 am 7:52 pm 1:02 pm (51.9°) 93.599
11 6:40 am (83°) 7:22 pm (277°) 12:41:07 −2:51 5:03 am 8:59 pm 5:38 am 8:24 pm 6:12 am 7:50 pm 1:01 pm (51.5°) 93.575
12 6:41 am (84°) 7:20 pm (276°) 12:38:15 −2:51 5:04 am 8:57 pm 5:39 am 8:22 pm 6:13 am 7:48 pm 1:01 pm (51.1°) 93.551
13 6:43 am (84°) 7:18 pm (275°) 12:35:23 −2:51 5:05 am 8:55 pm 5:40 am 8:20 pm 6:14 am 7:46 pm 1:01 pm (50.7°) 93.526
14 6:44 am (85°) 7:16 pm (275°) 12:32:31 −2:52 5:07 am 8:53 pm 5:41 am 8:18 pm 6:15 am 7:45 pm 1:00 pm (50.3°) 93.501
15 6:45 am (85°) 7:14 pm (274°) 12:29:38 −2:52 5:08 am 8:51 pm 5:43 am 8:16 pm 6:16 am 7:43 pm 1:00 pm (50.0°) 93.476
16 6:46 am (86°) 7:13 pm (274°) 12:26:46 −2:52 5:09 am 8:49 pm 5:44 am 8:14 pm 6:17 am 7:41 pm 1:00 pm (49.6°) 93.450
17 6:47 am (86°) 7:11 pm (273°) 12:23:53 −2:52 5:11 am 8:47 pm 5:45 am 8:12 pm 6:18 am 7:39 pm 12:59 pm (49.2°) 93.424
18 6:48 am (87°) 7:09 pm (273°) 12:21:01 −2:52 5:12 am 8:45 pm 5:46 am 8:11 pm 6:20 am 7:37 pm 12:59 pm (48.8°) 93.399
19 6:49 am (87°) 7:07 pm (272°) 12:18:08 −2:52 5:13 am 8:43 pm 5:47 am 8:09 pm 6:21 am 7:35 pm 12:58 pm (48.4°) 93.373
20 6:50 am (88°) 7:05 pm (272°) 12:15:15 −2:52 5:14 am 8:41 pm 5:49 am 8:07 pm 6:22 am 7:34 pm 12:58 pm (48.0°) 93.346
21 6:51 am (88°) 7:04 pm (271°) 12:12:22 −2:53 5:16 am 8:39 pm 5:50 am 8:05 pm 6:23 am 7:32 pm 12:58 pm (47.6°) 93.320
22 6:52 am (89°) 7:02 pm (271°) 12:09:29 −2:53 5:17 am 8:37 pm 5:51 am 8:03 pm 6:24 am 7:30 pm 12:57 pm (47.2°) 93.294
23 6:53 am (90°) 7:00 pm (270°) 12:06:36 −2:53 5:18 am 8:35 pm 5:52 am 8:01 pm 6:25 am 7:28 pm 12:57 pm (46.9°) 93.268
24 6:54 am (90°) 6:58 pm (270°) 12:03:43 −2:53 5:19 am 8:33 pm 5:53 am 7:59 pm 6:26 am 7:26 pm 12:57 pm (46.5°) 93.241
25 6:56 am (91°) 6:56 pm (269°) 12:00:50 −2:53 5:21 am 8:31 pm 5:54 am 7:58 pm 6:27 am 7:25 pm 12:56 pm (46.1°) 93.215
26 6:57 am (91°) 6:55 pm (269°) 11:57:56 −2:53 5:22 am 8:29 pm 5:55 am 7:56 pm 6:28 am 7:23 pm 12:56 pm (45.7°) 93.189
27 6:58 am (92°) 6:53 pm (268°) 11:55:03 −2:53 5:23 am 8:27 pm 5:57 am 7:54 pm 6:30 am 7:21 pm 12:56 pm (45.3°) 93.163
28 6:59 am (92°) 6:51 pm (268°) 11:52:10 −2:52 5:24 am 8:25 pm 5:58 am 7:52 pm 6:31 am 7:19 pm 12:55 pm (44.9°) 93.137
29 7:00 am (93°) 6:49 pm (267°) 11:49:18 −2:52 5:26 am 8:24 pm 5:59 am 7:50 pm 6:32 am 7:17 pm 12:55 pm (44.5°) 93.111
30 7:01 am (93°) 6:48 pm (267°) 11:46:25 −2:52 5:27 am 8:22 pm 6:00 am 7:49 pm 6:33 am 7:16 pm 12:55 pm (44.1°) 93.085
* All times are local time for Casper. 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 Casper is at 6:05 pm on Tuesday, September 22, 2026.
Why is the day and night not exactly 12 hours on equinox?

Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec