Grand Prismatic Spring Sunrise & Sunset Calendar for October 2026
| Date | Day | Civil Dawn | Sunrise (Direction) | Sunset (Direction) | Civil Dusk | Solar Noon | Day Length | Noon Altitude |
|---|---|---|---|---|---|---|---|---|
| 01 | Thu | 06:52 | 07:21 (E) | 19:05 (W) | 19:33 | 13:12 | 11h 44m | 42.1° |
| 02 | Fri | 06:53 | 07:22 (E) | 19:03 (W) | 19:31 | 13:12 | 11h 41m | 41.7° |
| 03 | Sat | 06:55 | 07:23 (E) | 19:01 (W) | 19:29 | 13:12 | 11h 37m | 41.3° |
| 04 | Sun | 06:56 | 07:25 (E) | 18:59 (W) | 19:27 | 13:11 | 11h 34m | 40.9° |
| 05 | Mon | 06:57 | 07:26 (E) | 18:58 (W) | 19:25 | 13:11 | 11h 31m | 40.5° |
| 06 | Tue | 06:58 | 07:27 (E) | 18:56 (W) | 19:24 | 13:11 | 11h 28m | 40.1° |
| 07 | Wed | 06:59 | 07:28 (E) | 18:54 (W) | 19:22 | 13:11 | 11h 25m | 39.8° |
| 08 | Thu | 07:01 | 07:29 (E) | 18:52 (W) | 19:20 | 13:10 | 11h 22m | 39.4° |
| 09 | Fri | 07:02 | 07:31 (E) | 18:50 (W) | 19:18 | 13:10 | 11h 19m | 39° |
| 10 | Sat | 07:03 | 07:32 (E) | 18:49 (W) | 19:17 | 13:10 | 11h 16m | 38.6° |
| 11 | Sun | 07:04 | 07:33 (E) | 18:47 (W) | 19:15 | 13:10 | 11h 13m | 38.2° |
| 12 | Mon | 07:05 | 07:34 (E) | 18:45 (W) | 19:13 | 13:09 | 11h 10m | 37.9° |
| 13 | Tue | 07:07 | 07:36 (E) | 18:43 (W) | 19:11 | 13:09 | 11h 7m | 37.5° |
| 14 | Wed | 07:08 | 07:37 (E) | 18:42 (W) | 19:10 | 13:09 | 11h 4m | 37.1° |
| 15 | Thu | 07:09 | 07:38 (E) | 18:40 (W) | 19:08 | 13:09 | 11h 1m | 36.8° |
| 16 | Fri | 07:10 | 07:40 (ESE) | 18:38 (WSW) | 19:06 | 13:08 | 10h 58m | 36.4° |
| 17 | Sat | 07:12 | 07:41 (ESE) | 18:36 (WSW) | 19:05 | 13:08 | 10h 55m | 36° |
| 18 | Sun | 07:13 | 07:42 (ESE) | 18:35 (WSW) | 19:03 | 13:08 | 10h 52m | 35.7° |
| 19 | Mon | 07:14 | 07:43 (ESE) | 18:33 (WSW) | 19:01 | 13:08 | 10h 49m | 35.3° |
| 20 | Tue | 07:15 | 07:45 (ESE) | 18:31 (WSW) | 19:00 | 13:08 | 10h 46m | 34.9° |
| 21 | Wed | 07:17 | 07:46 (ESE) | 18:30 (WSW) | 18:58 | 13:07 | 10h 43m | 34.6° |
| 22 | Thu | 07:18 | 07:47 (ESE) | 18:28 (WSW) | 18:57 | 13:07 | 10h 40m | 34.2° |
| 23 | Fri | 07:19 | 07:49 (ESE) | 18:27 (WSW) | 18:55 | 13:07 | 10h 37m | 33.9° |
| 24 | Sat | 07:20 | 07:50 (ESE) | 18:25 (WSW) | 18:54 | 13:07 | 10h 35m | 33.5° |
| 25 | Sun | 07:22 | 07:51 (ESE) | 18:23 (WSW) | 18:52 | 13:07 | 10h 32m | 33.2° |
| 26 | Mon | 07:23 | 07:53 (ESE) | 18:22 (WSW) | 18:51 | 13:07 | 10h 29m | 32.9° |
| 27 | Tue | 07:24 | 07:54 (ESE) | 18:20 (WSW) | 18:49 | 13:07 | 10h 26m | 32.5° |
| 28 | Wed | 07:25 | 07:55 (ESE) | 18:19 (WSW) | 18:48 | 13:07 | 10h 23m | 32.2° |
| 29 | Thu | 07:27 | 07:57 (ESE) | 18:17 (WSW) | 18:46 | 13:07 | 10h 20m | 31.9° |
| 30 | Fri | 07:28 | 07:58 (ESE) | 18:16 (WSW) | 18:45 | 13:06 | 10h 18m | 31.5° |
| 31 | Sat | 07:29 | 07:59 (ESE) | 18:14 (WSW) | 18:44 | 13:06 | 10h 15m | 31.2° |