Dew point trends

21.4583,20.9958,21.3458,20.7833,22.7875,23.1292,23.6208,23.5417,23.6375,23.0833,22.6625,21.8375,20.4625,19.8625,19.1417,19.8125,20.8458,21.8917,21.825,23.25,22.525,21.6125,19.1833,20.1875,19.5333,18.7208,18.4542,20.7708,21.5125,21.3292,20.1542,18.475,17.6417,17.7375,17.5625,16.3625,18.5125,18.5792,17.8208,17.5042,17.3833,17.8,18.8875,19.9042,22.4875,21.95,22.4917,21.6375,21.75,20.6625,21.2083,20.7792,21.2292,20.975,21.9292,23.4292,23.3958,23.3708,23.1542,23.1458,23.5833,23.3042,22.9958,19.9667,19.75,20.9125,21.5333,22.8167,20.5167,18.65,20.1667,19.9125,19.3458,18.2375,18.5542,18.5583,18.4917,20.0083,22.0792,22.95,24.3625,24.0792,24.6417,22.9,22.4917,22.5375,23.4583,23.3875,23.2583,22.4792,22.5042,23.0167,23.675,24.9375,23.7375,23.2917,22.1667,22.2,22.0292,23.1625,21.5391