condition mean min max 2 h after light 39.51 34.0461 44.6905 6 h after light 30.18165 17.0603 46.0355 10 h after light 29.7771 15.9265 42.3187 14 h after light 34.76176666666667 24.6255 43.6989 18 h after light 30.561999999999998 15.9359 41.4608 2 h after dark 35.26315 29.327 45.3332