Daylight

06:10 – 19:16
13 hours, 5 minutes

Current Time: 2 Sep 2021, 00:00:33
Sun Direction: 346° North
Sun Altitude: -38.8°
Sun Distance: 150.945 million km
Next Equinox: 22 Sep 2021 15:21 (Autumnal)
Sunrise Today: 06:10 79° East
Sunset Today: 19:16 281° West

LocationLocation

2021 Sun Graph for Boston

September 2021 — Sun in Boston

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2021Sunrise/SunsetDaylengthAstronomical TwilightNautical TwilightCivil TwilightSolar Noon
SepSunriseSunsetLengthDiff.StartEndStartEndStartEndTimeMil. km
106:09 (78°)19:17 (282°)13:08:01−2:4404:2920:5705:0620:2005:4019:4612:44 (55.7°)150.962
206:10 (79°)19:16 (281°)13:05:16−2:4504:3120:5505:0720:1905:4119:4412:43 (55.3°)150.927
306:11 (79°)19:14 (281°)13:02:31−2:4504:3220:5205:0820:1705:4319:4312:43 (54.9°)150.891
406:12 (80°)19:12 (280°)12:59:45−2:4504:3420:5005:0920:1505:4419:4112:43 (54.6°)150.855
506:13 (80°)19:10 (280°)12:56:58−2:4604:3520:4805:1120:1305:4519:3912:42 (54.2°)150.818
606:14 (81°)19:09 (279°)12:54:11−2:4604:3620:4605:1220:1105:4619:3712:42 (53.8°)150.781
706:16 (81°)19:07 (278°)12:51:24−2:4704:3820:4405:1320:0905:4719:3512:42 (53.5°)150.743
806:17 (82°)19:05 (278°)12:48:37−2:4704:3920:4205:1420:0705:4819:3412:41 (53.1°)150.705
906:18 (82°)19:03 (277°)12:45:49−2:4704:4020:4005:1520:0505:4919:3212:41 (52.7°)150.666
1006:19 (83°)19:02 (277°)12:43:00−2:4804:4220:3805:1720:0405:5019:3012:41 (52.3°)150.627
1106:20 (83°)19:00 (276°)12:40:12−2:4804:4320:3605:1820:0205:5119:2812:40 (51.9°)150.587
1206:21 (84°)18:58 (276°)12:37:23−2:4804:4420:3405:1920:0005:5219:2612:40 (51.6°)150.546
1306:22 (84°)18:56 (275°)12:34:34−2:4804:4620:3205:2019:5805:5419:2512:39 (51.2°)150.506
1406:23 (85°)18:55 (275°)12:31:45−2:4904:4720:3005:2119:5605:5519:2312:39 (50.8°)150.465
1506:24 (85°)18:53 (274°)12:28:56−2:4904:4820:2805:2219:5405:5619:2112:39 (50.4°)150.424
1606:25 (86°)18:51 (274°)12:26:06−2:4904:4920:2605:2419:5205:5719:1912:38 (50.0°)150.382
1706:26 (86°)18:49 (273°)12:23:17−2:4904:5120:2405:2519:5005:5819:1712:38 (49.6°)150.341
1806:27 (87°)18:48 (273°)12:20:27−2:4904:5220:2205:2619:4905:5919:1612:38 (49.3°)150.300
1906:28 (87°)18:46 (272°)12:17:37−2:4904:5320:2005:2719:4706:0019:1412:37 (48.9°)150.258
2006:29 (88°)18:44 (272°)12:14:47−2:4904:5420:1905:2819:4506:0119:1212:37 (48.5°)150.217
2106:30 (89°)18:42 (271°)12:11:57−2:5004:5620:1705:2919:4306:0219:1012:37 (48.1°)150.175
2206:31 (89°)18:40 (271°)12:09:07−2:5004:5720:1505:3019:4106:0319:0812:36 (47.7°)150.134
2306:32 (90°)18:39 (270°)12:06:17−2:5004:5820:1305:3219:3906:0419:0712:36 (47.3°)150.092
2406:34 (90°)18:37 (270°)12:03:27−2:5004:5920:1105:3319:3806:0519:0512:36 (46.9°)150.051
2506:35 (91°)18:35 (269°)12:00:37−2:5005:0020:0905:3419:3606:0719:0312:35 (46.5°)150.009
2606:36 (91°)18:33 (269°)11:57:47−2:5005:0220:0705:3519:3406:0819:0112:35 (46.1°)149.968
2706:37 (92°)18:32 (268°)11:54:56−2:5005:0320:0505:3619:3206:0919:0012:35 (45.8°)149.926
2806:38 (92°)18:30 (268°)11:52:06−2:5005:0420:0305:3719:3006:1018:5812:34 (45.4°)149.885
2906:39 (93°)18:28 (267°)11:49:16−2:5005:0520:0205:3819:2906:1118:5612:34 (45.0°)149.843
3006:40 (93°)18:26 (266°)11:46:26−2:4905:0620:0005:3919:2706:1218:5412:34 (44.6°)149.801
* All times are local time for Boston. Time is adjusted for DST when applicable. They take into account refraction. Dates are based on the Gregorian calendar. Today is highlighted.

September Equinox (Autumnal Equinox) is on Wednesday, 22 September 2021, 15:21 in Boston.
Why is the day and night not exactly 12 hours on Equinox?

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