*** Dew Point ***   http://www.ramiromusotto.com/dew-point-table-celsius-J159146/dew-point-table-celsius-f95-about-remodel-stylish-home-decor-ideas-with-dew-point-table-celsius/

        100%  95%  90%  85%  80%  75%  70%  65%  60%  55%  50%  45%  40%  35%  30%  25%  20%  15%  10%   relative humidity
Ta

40°C      40   39   38   37   36   35   33   32   31   29   28   26   24   22   19   16   13    8    3
38°C      38   37   36   35   34   33   32   30   29   27   26   24   22   20   17   15   11    7    1
36°C      36   35   34   33   32   31   30   28   27   26   24   22   20   18   16   13   10    7    0
34°C      34   33   32   31   30   29   28   26   25   24   22   20   10   16   14   11    8    4    0
32°C      32   31   30   29   28   27   26   25   23   22   20   19   17   15   12   10    6    2    0
30°C      30   29   28   27   26   25   24   23   21   20   18   17   15   13   11    8    4    1    0
28°C      28   27   26   25   24   23   22   21   20   18   17   15   13   11    9    6    3    0
26°C      26   25   24   23   22   21   20   19   18   16   15   13   11    9    7    4    1    0
24°C      24   23   22   21   20   19   18   17   16   14   13   11   10    8    6    4    1
22°C      22   21   20   19   18   17   16   15   14   13   11   10    8    6    4    1    0
20°C      20   19   18   17   16   15   14   13   12   11    9    8    6    4    2    0
18°C      18   17   16   15   15   14   12   11   10    9    7    6    4    2    0
16°C      16   15   14   13   13   12   11    9    8    7    6    4    2    1    0
14°C      14   13   12   12   11   10    9    8    6    5    3    2    1    0
12°C      12   11   10   10    9    8    7    6    4    3    2    0
10°C      10    9    8    8    7    6    5    4    3    1    1    0
 8°C       8    7    6    6    5    4    3    2    1    0
 6°C       6    5    4    4    3    2    1    0
 4°C       4    3    3    2    1    0
 2°C       2    1    1    0
 0°C       0