condition mean min max 4 h after light 39.61358333333333 33.37323 44.64883 8 h after light 47.528670000000005 34.96092 59.34105 12 h after light 40.04084 28.96715 49.94745 16 h after light 34.8903 24.69316 45.33352 4 h after dark 80.21961333333333 55.7046 95.47313 8 h after dark 26.69953 21.96332 30.83042