condition mean min max 1 h after light 18.175891125 16.81606878 19.53571347 3 h after light 17.170327403333335 15.32882614 19.48893876 5 h after light 18.563019126666667 14.01825311 22.34710511 7 h after light 15.717612983333334 14.05995575 17.25958426 9 h after light 14.188800190999999 7.690643613 18.06833166 11 h after light 17.085015763333335 15.64636986 18.42781421 1 h after dark 20.498628666666665 17.06778188 25.11471837 3 h after dark 19.73664349 18.37082631 22.048008199999998 5 h after dark 18.28298184333333 17.99369248 18.51736622 7 h after dark 16.82582596 16.46430947 17.43019228 9 h after dark 17.662767823333333 15.31921215 19.68482196 11 h after dark 18.95305885 18.31227395 19.56200513