Sunrise and sunset times, civil twilight start and end times as well as solar noon, and day length for every day of September 2023 in ,
In , , the first day of September is 12 hours, 08 minutes long. The last day of the month is 12 hours, 08 minutes, so the length of the days gets 00 minutes shorter in September 2023
Fri, Sep 15. 35. 50 am5. 55. 39 am6. 04. 31 pm6. 24. 20 pm12. 08. 5212. 00. 05 pm5. 11 am6. 48 pm4. 47 am7. 12 pmSat, Sep 25. 35. 32 am5. 55. 20 am6. 04. 12 pm6. 23. 59 pm12. 08. 5211. 59. 46 am5. 11 am6. 48 pm4. 47 am7. 12 pmSun, Sep 35. 35. 14 am5. 55. 00 am6. 03. 52 pm6. 23. 39 pm12. 08. 5211. 59. 26 am5. 11 am6. 47 pm4. 46 am7. 12 pmMon, Sep 45. 34. 55 am5. 54. 41 am6. 03. 32 pm6. 23. 18 pm12. 08. 5111. 59. 06 am5. 10 am6. 47 pm4. 46 am7. 11 pmTue, Sep 55. 34. 36 am5. 54. 21 am6. 03. 12 pm6. 22. 57 pm12. 08. 5111. 58. 47 am5. 10 am6. 47 pm4. 46 am7. 11 pmWed, Sep 65. 34. 17 am5. 54. 01 am6. 02. 51 pm6. 22. 35 pm12. 08. 5011. 58. 26 am5. 10 am6. 46 pm4. 45 am7. 10 pmThu, Sep 75. 33. 58 am5. 53. 41 am6. 02. 31 pm6. 22. 14 pm12. 08. 5011. 58. 06 am5. 09 am6. 46 pm4. 45 am7. 10 pmFri, Sep 85. 33. 38 am5. 53. 21 am6. 02. 10 pm6. 21. 52 pm12. 08. 4911. 57. 45 am5. 09 am6. 46 pm4. 45 am7. 10 pmSat, Sep 95. 33. 18 am5. 53. 00 am6. 01. 49 pm6. 21. 31 pm12. 08. 4911. 57. 25 am5. 09 am6. 45 pm4. 45 am7. 09 pmSun, Sep 105. 32. 58 am5. 52. 39 am6. 01. 28 pm6. 21. 09 pm12. 08. 4911. 57. 04 am5. 08 am6. 45 pm4. 44 am7. 09 pmMon, Sep 115. 32. 38 am5. 52. 18 am6. 01. 07 pm6. 20. 47 pm12. 08. 4911. 56. 43 am5. 08 am6. 44 pm4. 44 am7. 08 pmTue, Sep 125. 32. 18 am5. 51. 57 am6. 00. 46 pm6. 20. 25 pm12. 08. 4911. 56. 21 am5. 08 am6. 44 pm4. 44 am7. 08 pmWed, Sep 135. 31. 57 am5. 51. 36 am6. 00. 24 pm6. 20. 03 pm12. 08. 4811. 56. 00 am5. 07 am6. 44 pm4. 43 am7. 08 pmThu, Sep 145. 31. 36 am5. 51. 15 am6. 00. 03 pm6. 19. 41 pm12. 08. 4811. 55. 39 am5. 07 am6. 43 pm4. 43 am7. 07 pmFri, Sep 155. 31. 15 am5. 50. 53 am5. 59. 41 pm6. 19. 19 pm12. 08. 4811. 55. 17 am5. 07 am6. 43 pm4. 43 am7. 07 pmSat, Sep 165. 30. 55 am5. 50. 32 am5. 59. 20 pm6. 18. 58 pm12. 08. 4811. 54. 56 am5. 06 am6. 42 pm4. 42 am7. 07 pmSun, Sep 175. 30. 33 am5. 50. 11 am5. 58. 58 pm6. 18. 36 pm12. 08. 4711. 54. 35 am5. 06 am6. 42 pm4. 42 am7. 06 pmMon, Sep 185. 30. 12 am5. 49. 49 am5. 58. 37 pm6. 18. 14 pm12. 08. 4811. 54. 13 am5. 06 am6. 42 pm4. 42 am7. 06 pmTue, Sep 195. 29. 51 am5. 49. 28 am5. 58. 16 pm6. 17. 52 pm12. 08. 4811. 53. 52 am5. 05 am6. 41 pm4. 41 am7. 05 pmWed, Sep 205. 29. 30 am5. 49. 07 am5. 57. 54 pm6. 17. 31 pm12. 08. 4711. 53. 30 am5. 05 am6. 41 pm4. 41 am7. 05 pmThu, Sep 215. 29. 09 am5. 48. 45 am5. 57. 33 pm6. 17. 09 pm12. 08. 4811. 53. 09 am5. 05 am6. 41 pm4. 41 am7. 05 pmFri, Sep 225. 28. 48 am5. 48. 24 am5. 57. 12 pm6. 16. 48 pm12. 08. 4811. 52. 48 am5. 04 am6. 40 pm4. 40 am7. 04 pmSat, Sep 235. 28. 27 am5. 48. 03 am5. 56. 50 pm6. 16. 27 pm12. 08. 4711. 52. 27 am5. 04 am6. 40 pm4. 40 am7. 04 pmSun, Sep 245. 28. 06 am5. 47. 42 am5. 56. 29 pm6. 16. 06 pm12. 08. 4711. 52. 06 am5. 04 am6. 40 pm4. 40 am7. 04 pmMon, Sep 255. 27. 45 am5. 47. 21 am5. 56. 09 pm6. 15. 45 pm12. 08. 4811. 51. 45 am5. 03 am6. 39 pm4. 39 am7. 03 pmTue, Sep 265. 27. 24 am5. 47. 00 am5. 55. 48 pm6. 15. 24 pm12. 08. 4811. 51. 24 am5. 03 am6. 39 pm4. 39 am7. 03 pmWed, Sep 275. 27. 03 am5. 46. 40 am5. 55. 28 pm6. 15. 04 pm12. 08. 4811. 51. 04 am5. 03 am6. 39 pm4. 39 am7. 03 pmThu, Sep 285. 26. 42 am5. 46. 19 am5. 55. 07 pm6. 14. 44 pm12. 08. 4811. 50. 43 am5. 02 am6. 38 pm4. 38 am7. 02 pmFri, Sep 295. 26. 22 am5. 45. 59 am5. 54. 47 pm6. 14. 25 pm12. 08. 4811. 50. 23 am5. 02 am6. 38 pm4. 38 am7. 02 pmSat, Sep 305. 26. 02 am5. 45. 39 am5. 54. 28 pm6. 14. 05 pm12. 08. 4911. 50. 03 am5. 02 am6. 38 pm4. 37 am7. 02 pmThe Chicagohenge is when the sun directly lines up with the city's east-west facing streets during sunrise and again at sunset
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A large crowd of photographers gathered at Stetson and Lake on Saturday night, trying to get the shot. And though the alignment of the sunset and the buildings wasn't perfect, people still had fun
But, it lasts about a week or so around the Spring and Fall Equinox which is around March 21 and September 21 most years
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Why does this happen?
Throughout the year, the sun sets and rises at different points on the horizon. In the winter, it is a little farther to the south and during summer it is a little farther to the north. But during the equinoxes, with the east-west grid layout of the city, we have the perfect opportunity to see "Chicagohenge. "
The Equinox is when the sun's direct rays are right on the equator. "Equinox" means equal day and equal night. So every place on Earth has about 12 hours of daylight and 12 hours of night
SunriseSunsetDawnDuskSolar noonDay lengthFri, 1 Sep06. 16 [80°]17. 37 [280°]05. 5118. 0311. 5712. 12. 00Sat, 2 Sep06. 14 [80°]17. 38 [279°]05. 4918. 0311. 5612. 13. 56Sun, 3 Sep06. 13 [81°]17. 39 [279°]05. 4818. 0411. 5612. 15. 52Mon, 4 Sep06. 12 [81°]17. 39 [278°]05. 4718. 0411. 5612. 17. 49Tue, 5 Sep06. 10 [82°]17. 40 [278°]05. 4518. 0511. 5512. 19. 47Wed, 6 Sep06. 09 [82°]17. 41 [277°]05. 4418. 0611. 5512. 21. 46Thu, 7 Sep06. 08 [83°]17. 41 [277°]05. 4318. 0611. 5512. 23. 45Fri, 8 Sep06. 06 [83°]17. 42 [276°]05. 4118. 0711. 5412. 25. 44Sat, 9 Sep06. 05 [84°]17. 43 [276°]05. 4018. 0811. 5412. 27. 44Sun, 10 Sep06. 04 [84°]17. 43 [276°]05. 3918. 0811. 5312. 29. 45Mon, 11 Sep06. 02 [84°]17. 44 [275°]05. 3718. 0911. 5312. 31. 46Tue, 12 Sep06. 01 [85°]17. 45 [275°]05. 3618. 1011. 5312. 33. 47Wed, 13 Sep05. 59 [85°]17. 45 [274°]05. 3418. 1011. 5212. 35. 50Thu, 14 Sep05. 58 [86°]17. 46 [274°]05. 3318. 1111. 5212. 37. 52Fri, 15 Sep05. 57 [86°]17. 47 [273°]05. 3218. 1211. 5212. 39. 56Sat, 16 Sep05. 55 [87°]17. 47 [273°]05. 3018. 1211. 5112. 41. 58Sun, 17 Sep05. 54 [87°]17. 48 [272°]05. 2918. 1311. 5112. 44. 02Mon, 18 Sep05. 52 [88°]17. 49 [272°]05. 2718. 1411. 5112. 46. 07Tue, 19 Sep05. 51 [88°]17. 49 [271°]05. 2618. 1411. 5012. 48. 11Wed, 20 Sep05. 50 [89°]17. 50 [271°]05. 2518. 1511. 5012. 50. 17Thu, 21 Sep05. 48 [89°]17. 51 [270°]05. 2318. 1611. 4912. 52. 22Fri, 22 Sep05. 47 [90°]17. 51 [270°]05. 2218. 1611. 4912. 54. 28Sat, 23 Sep05. 45 [90°]17. 52 [270°]05. 2018. 1711. 4912. 56. 34Sun, 24 Sep05. 44 [91°]17. 53 [269°]05. 1918. 1811. 4812. 58. 40Mon, 25 Sep05. 43 [91°]17. 53 [269°]05. 1818. 1811. 4813. 00. 47Tue, 26 Sep05. 41 [91°]17. 54 [268°]05. 1618. 1911. 4813. 02. 54Wed, 27 Sep05. 40 [92°]17. 55 [268°]05. 1518. 2011. 4713. 05. 01Thu, 28 Sep05. 38 [92°]17. 56 [267°]05. 1318. 2011. 4713. 07. 08Fri, 29 Sep05. 37 [93°]17. 56 [267°]05. 1218. 2111. 4713. 09. 16Sat, 30 Sep05. 36 [93°]17. 57 [266°]05. 1118. 2211. 4613. 11. 24Sun, 1 Oct06. 34 [94°]18. 58 [266°]06. 0919. 2312. 4613. 13. 32