condition mean min max 4 h after light 37.8218065 36.446185 39.197428 8 h after light 51.244119 49.777536 52.710702 12 h after light 41.4207115 36.515331 46.326092 4 h after dark 49.601803000000004 42.590676 56.61293 8 h after dark 48.059936500000006 42.590676 53.529197 12 h after dark 34.575143 34.575143 34.575143