TM 1-1520-240-MTF 5-3/(5-4 blank) Look up reading in middle column; if in degrees Centrigrade, read Fahrenheit equivalent in right-hand column; if in degrees Fahrenheit, read Centrigrade equivalent in left-hand column C F C F C F C F –54 –65 –85 28.9 84 183.2 266 510 950 538 1000 1832 –51 –60 –76 30.0 86 186.8 271 520 968 543 1010 1850 –46 –50 –58 31.1 88 190.4 277 530 986 549 1021 1868 –40 –40 –40 32.2 90 194.0 282 540 1004 554 1031 1886 –34 –30 –22 33.3 92 197.6 288 550 1022 560 1040 1904 –29 –20 –4 34.4 94 201.2 293 560 1040 566 1050 1922 –23 –10 14 35.6 96 204.8 299 570 1058 571 1060 1940 –17.8 0 32 36.7 98 208.4 304 580 1076 577 1070 1958 –16.7 2 35.6 37.8 100 212.0 310 590 1094 582 1080 1976 –15.6 4 39.2 43 110 230 316 600 1112 588 1090 1994 –14.4 6 42.8 49 120 248 321 610 1130 593 1100 2012 –13.3 8 46.4 54 130 266 327 620 1148 599 1110 2030 –12.2 10 50. 60 140 284 332 630 1166 604 1120 2048 –11.1 12 53.6 66 150 302 338 640 1184 610 1130 2066 –10.0 14 57.2 71 160 320 343 650 1202 616 1140 2084 –8.9 16 60.8 77 170 338 349 660 1220 621 1150 2102 –7.8 18 64.4 82 180 356 354 670 1238 627 1160 2120 –6.7 20 68.0 88 190 374 360 680 1256 632 1170 2138 –5.6 22 71.6 93 200 392 366 690 1274 638 1180 2156 –4.4 24 75.2 99 210 410 371 700 1292 643 1190 2174 –3.3 26 78.8 104 220 428 377 710 1310 649 1200 2192 –2.3 28 82.4 110 230 446 382 720 1328 654 1210 2210 –1.1 30 86.0 116 240 464 388 730 1346 660 1220 2228 0 32 89.6 121 250 482 393 740 1364 666 1230 2246 1.1 34 93.2 127 260 500 399 750 1382 671 1240 2264 2.2 36 96.8 132 270 518 404 760 1400 677 1250 2282 3.3 38 100.4 138 280 536 410 770 1418 682 1260 2300 4.4 40 104.0 143 290 554 416 780 1346 688 1270 2318 5.6 42 107.6 149 300 572 421 790 1454 693 1280 2336 6.7 44 111.2 154 310 590 427 800 1472 699 1290 2354 7.8 46 114.3 160 320 608 432 810 1490 704 1300 2372 8.9 48 118.4 166 330 626 438 820 1508 710 1310 2390 10.0 50 122.0 171 340 644 443 830 1526 716 1320 2408 11.1 52 125.6 177 350 662 449 840 1544 721 1330 2426 12.2 54 129.2 182 360 680 454 850 1562 727 1340 2444 13.3 56 132.8 188 370 698 460 860 1580 732 1350 2462 14.4 58 136.4 193 380 716 466 870 1598 738 1360 2480 15.6 60 140.0 199 390 734 471 880 1616 743 1370 2498 16.7 62 143.6 204 400 752 477 890 1634 749 1380 2516 17.8 64 147.2 210 410 770 482 900 1652 754 1390 2534 18.9 66 150.8 216 420 788 488 910 1670 760 1400 2552 20.0 68 154.4 221 430 806 493 920 1688 766 1410 2570 21.1 70 158.0 227 440 824 499 930 1706 771 1420 2588 22.2 72 161.6 232 450 842 504 940 1724 777 1430 2606 23.3 74 165.2 238 460 860 5410 950 1742 782 1440 2624 24.4 76 168.8 243 470 878 516 960 1760 788 1450 2642 25.6 78 172.4 249 480 896 521 970 1778 793 1460 2660 26.7 80 176.0 254 490 914 527 980 1796 27.8 82 179.6 260 500 932 532 990 1814 Figure 5-1.  Temperature Conversion Chart