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Dew Point Chart
Dew Point versus Parts Per Million*
| Dewpoint °F | Dewpoint °C | ppm |
|---|---|---|
| -130 | -90.0 | 0.10 |
| -120 | -84 | 0.25 |
| -110 | -79.0 | 0.63 |
| -105 | -76.0 | 1.00 |
| -104 | -76.0 | 1.08 |
| -103 | -75.0 | 1.18 |
| -102 | -74.0 | 1.29 |
| -101 | -74.0 | 1.40 |
| -100 | -73.0 | 1.53 |
| -99 | -73.0 | 1.66 |
| -98 | -72.0 | 1.81 |
| -97 | -72.0 | 1.96 |
| -96 | -71.0 | 2.15 |
| -95 | -71.0 | 2.35 |
| -94 | -70.0 | 2.54 |
| -93 | -69.0 | 2.76 |
| -92 | -69.0 | 3.00 |
| -91 | -68.0 | 3.28 |
| -90 | -68.0 | 3.53 |
| -89 | -67.0 | 3.84 |
| -88 | -67.0 | 4.15 |
| -87 | -66.0 | 4.50 |
| -86 | -66.0 | 4.78 |
| -85 | -65.0 | 5.3 |
| -84 | -64.0 | 5.7 |
| -83 | -64.0 | 6.2 |
| -82 | -63.0 | 6.6 |
| -81 | -63.0 | 7.2 |
| -80 | -62.0 | 7.8 |
| -79 | -62.0 | 8.4 |
| -78 | -61.0 | 9.1 |
| -77 | -61.0 | 9.8 |
| -76 | -60.0 | 10.5 |
| -75 | -59.0 | 11.4 |
| -74 | -59.0 | 12.3 |
* @ 760 Torr
| Dewpoint °F | Dewpoint °C | ppm |
|---|---|---|
| -73 | -58.0 | 13.3 |
| -72 | -58 | 14.3 |
| -71 | -57.0 | 15.4 |
| -70 | -57.0 | 16.6 |
| -69 | -56.0 | 17.9 |
| -68 | -56.0 | 19.2 |
| -67 | -55.0 | 20.6 |
| -66 | -54.0 | 22.1 |
| -65 | -54.0 | 23.6 |
| -64 | -53.0 | 25.6 |
| -63 | -53.0 | 27.5 |
| -62 | -52.0 | 29.4 |
| -61 | -52.0 | 31.7 |
| -60 | -51.0 | 34.0 |
| -59 | -51.0 | 36.5 |
| -58 | -50.0 | 39.0 |
| -57 | -49.0 | 41.8 |
| -56 | -49.0 | 44.6 |
| -55 | -48.0 | 48 |
| -54 | -48.0 | 51 |
| -53 | -47.0 | 55 |
| -52 | -47.0 | 59 |
| -51 | -46.0 | 62 |
| -50 | -46.0 | 67 |
| -49 | -45.0 | 72 |
| -48 | -44.0 | 76 |
| -47 | -44.0 | 82 |
| -46 | -43.0 | 87 |
| -45 | -42.8 | 92 |
| -44 | -42.2 | 98 |
| -43 | -41.7 | 105 |
| -42 | -41.1 | 113 |
| -41 | -40.6 | 119 |
| -40 | -40.0 | 128 |
| -39 | -39.4 | 136 |
* @ 760 Torr
| Dewpoint °F | Dewpoint °C | ppm |
|---|---|---|
| -38 | -38.9 | 144 |
| -37 | -38.3 | 153 |
| -36 | -37.8 | 164 |
| -35 | -37.2 | 174 |
| -34 | -36.7 | 185 |
| -33 | -36.1 | 196 |
| -32 | -35.6 | 210 |
| -31 | -35.0 | 222 |
| -30 | -34.4 | 235 |
| -29 | -33.9 | 250 |
| -28 | -33.3 | 265 |
| -27 | -32.8 | 283 |
| -26 | -32.2 | 300 |
| -25 | -31.7 | 317 |
| -24 | -31.1 | 338 |
| -23 | -30.6 | 358 |
| -22 | -30.0 | 378 |
| -21 | -29.5 | 400 |
| -20 | -28.9 | 422 |
| -19 | -28.4 | 448 |
| -18 | -27.8 | 475 |
| -17 | -27.2 | 500 |
| -16 | -26.7 | 530 |
| -15 | -26.1 | 560 |
| -14 | -25.6 | 590 |
| -13 | -25.0 | 630 |
| -12 | -24.4 | 660 |
| -11 | -23.9 | 700 |
| -10 | -23.3 | 740 |
| -9 | -22.8 | 780 |
| -8 | -22.2 | 820 |
| -7 | -21.7 | 870 |
| -6 | -21.1 | 920 |
| -5 | -20.6 | 970 |
| -4 | -20.0 | 1,020 |
* @ 760 Torr
