-----------+-------------+------------- | Weight of | | vapor per |Weight of Temperature|cubic foot of|cubic foot of of the air |saturated air|saturated air -----------+-------------+------------- Fahrenheit | Grains | Grains 10° | 1.11 | 589.4 11 | 1.15 | 588.1 12 | 1.19 | 586.8 13 | 1.24 | 585.5 14 | 1.28 | 584.2 15 | 1.32 | 582.9 16 | 1.37 | 581.6 17 | 1.41 | 580.3 18 | 1.47 | 579.1 19 | 1.52 | 577.8 20 | 1.58 | 576.5 21 | 1.63 | 575.3 22 | 1.69 | 574.0 23 | 1.75 | 572.7 24 | 1.81 | 571.5 25 | 1.87 | 570.2 26 | 1.93 | 569.0 27 | 2.00 | 567.7 28 | 2.07 | 566.5 29 | 2.14 | 565.3 30 | 2.21 | 564.1 31 | 2.29 | 562.8 32 | 2.37 | 561.6 33 | 2.45 | 566.4 34 | 2.53 | 559.2 35 | 2.62 | 558.0 36 | 2.71 | 556.8 37 | 2.80 | 555.6 38 | 2.89 | 554.4 39 | 2.99 | 553.2 40 | 3.09 | 552.0 41 | 3.19 | 550.8 42 | 3.30 | 549.6 43 | 3.41 | 548.4 44 | 3.52 | 547.2 45 | 3.64 | 546.1 46 | 3.76 | 544.9 47 | 3.88 | 543.7 48 | 4.01 | 541.3 49 | 4.14 | 542.5 50 | 4.28 | 540.2 51 | 4.42 | 539.0 52 | 4.56 | 537.9 53 | 4.71 | 536.7 54 | 4.86 | 535.5 55 | 5.02 | 534.4 56 | 5.18 | 533.2 57 | 5.34 | 532.1 58 | 5.51 | 534.9 59 | 5.69 | 529.8 60 | 5.87 | 528.6 61 | 6.06 | 527.0 62 | 6.25 | 526.3 63 | 5.45 | 525.2 64 | 6.65 | 524.0 65 | 6.87 | 522.0 66 | 7.08 | 521.7 67 | 7.30 | 520.0 68 | 7.53 | 519.4 69 | 7.76 | 518.3 70 | 8.00 | 517.2