Cooling and Dehumidification Design Conditions for Illinois
City | Lat. | Long. | Elev. | Std. Pres. | Cooling DB / MCWB | WB / MCDB | DP / MCDB and HR | Range of DB | ||||||||||||||||||
0.4% | 1% | 2% | 0.4% | 1% | 2% | 0.4% | 1% | 2% | ||||||||||||||||||
°N | °W | Feet | psia | DB | MCWB | DB | MCWB | DB | MCWB | WB | MCDB | WB | MCDB | WB | MCDB | DP | HR | MCDB | DP | HR | MCDB | DP | HR | MCDB | ||
Belleville, Scott AFB | 38.55 | 89.85 | 453 | 14.457 | 95 | 78 | 93 | 77 | 90 | 76 | 80 | 92 | 78 | 90 | 77 | 88 | 77 | 141 | 87 | 76 | 136 | 85 | 74 | 131 | 84 | 19.8 |
Chicago, Meigs Field | 41.78 | 87.75 | 623 | 14.367 | 92 | 74 | 89 | 73 | 86 | 71 | 77 | 88 | 76 | 85 | 74 | 83 | 74 | 132 | 84 | 72 | 121 | 80 | 71 | 115 | 80 | 16.0 |
Chicago, O’Hare Int’l A | 41.98 | 87.90 | 673 | 14.342 | 91 | 74 | 88 | 73 | 86 | 71 | 77 | 88 | 75 | 85 | 74 | 83 | 74 | 130 | 84 | 72 | 123 | 82 | 71 | 115 | 80 | 19.6 |
Decatur | 39.83 | 88.87 | 682 | 14.337 | 94 | 76 | 91 | 75 | 88 | 74 | 79 | 90 | 78 | 89 | 76 | 86 | 76 | 140 | 86 | 75 | 133 | 84 | 73 | 127 | 83 | 20.0 |
Glenview, NAS | 42.08 | 87.82 | 653 | 14.352 | 93 | 75 | 89 | 73 | 87 | 71 | 78 | 90 | 76 | 87 | 74 | 84 | 74 | 130 | 85 | 72 | 120 | 82 | 70 | 113 | 81 | 17.6 |
Marseilles | 41.37 | 88.68 | 738 | 14.308 | 93 | 74 | 89 | 73 | 86 | 71 | 78 | 89 | 76 | 86 | 74 | 84 | 75 | 135 | 85 | 73 | 126 | 82 | 71 | 117 | 81 | 19.4 |
Moline/Davenport IA | 41.45 | 90.52 | 594 | 14.383 | 93 | 76 | 90 | 74 | 87 | 73 | 78 | 90 | 77 | 87 | 75 | 85 | 75 | 134 | 85 | 73 | 127 | 83 | 72 | 120 | 82 | 20.0 |
Peoria | 40.67 | 89.68 | 663 | 14.347 | 92 | 76 | 89 | 74 | 86 | 73 | 78 | 89 | 77 | 86 | 75 | 84 | 75 | 137 | 85 | 74 | 130 | 83 | 72 | 123 | 81 | 19.5 |
Quincy | 39.95 | 91.20 | 768 | 14.292 | 94 | 76 | 91 | 75 | 88 | 74 | 78 | 89 | 77 | 88 | 76 | 85 | 76 | 138 | 84 | 74 | 132 | 82 | 73 | 126 | 82 | 18.9 |
Rockford | 42.20 | 89.10 | 741 | 14.306 | 91 | 74 | 88 | 73 | 85 | 71 | 77 | 87 | 75 | 85 | 74 | 82 | 74 | 132 | 84 | 73 | 124 | 81 | 71 | 116 | 79 | 19.8 |
Springfield | 39.85 | 89.67 | 614 | 14.373 | 93 | 76 | 91 | 75 | 88 | 74 | 79 | 89 | 77 | 88 | 76 | 85 | 76 | 139 | 86 | 75 | 132 | 84 | 73 | 125 | 82 | 19.4 |
West Chicago | 41.92 | 88.25 | 758 | 14.297 | 91 | 75 | 88 | 74 | 86 | 72 | 78 | 88 | 76 | 85 | 74 | 83 | 76 | 138 | 85 | 74 | 130 | 83 | 71 | 119 | 80 | 19.8 |