condition mean min max 4 h after light 185.128174 77.180635 293.075713 8 h after light 542.7110365000001 377.176998 708.245075 12 h after light 468.4333595 381.088343 555.778376 4 h after dark 347.62465 222.379098 472.870202 8 h after dark 162.171958 70.123348 254.220568 12 h after dark 58.265266 58.265266 58.265266