condition mean min max 1 h after light 21.752719945 20.5007907 23.00464919 3 h after light 18.28570366 16.12934444 21.34441257 5 h after light 23.579236093333332 18.40254629 27.15001014 7 h after light 20.634681773333334 19.66122386 22.04663983 9 h after light 26.151078473333335 21.19249383 30.14598647 11 h after light 23.860825606666666 21.29941791 25.61771455 1 h after dark 23.54167272 22.00143069 25.14623433 3 h after dark 24.134565296666665 19.27358726 26.7285777 5 h after dark 22.825387186666667 21.08307092 23.88672881 7 h after dark 21.16935038 20.15971668 21.8432758 9 h after dark 20.81622927 18.98369828 22.20911349 11 h after dark 20.339097073333335 18.62810081 21.58602247