Stratus Average Base Height (meters) June, July, August (1971 - 1996) Night, Land Areas Only Global Average: 311 Zonal Averages 32 zones Lat.N Average 82.5 279 77.5 232 72.5 214 67.5 380 62.5 374 57.5 348 52.5 255 47.5 431 42.5 484 37.5 496 32.5 491 27.5 529 22.5 455 17.5 448 12.5 428 7.5 345 2.5 310 -2.5 446 -7.5 540 -12.5 613 -17.5 214 -22.5 316 -27.5 358 -32.5 387 -37.5 410 -42.5 540 -47.5 478 -52.5 472 -62.5 347 -67.5 459 -72.5 356 -77.5 588 Grid Box Averages 609 boxes filled with min 30 obs. Box # Lat.N Lon.E Average N.Obs. 2 82.5 20.0 237 1160 3 82.5 60.0 226 6342 8 82.5 -100.0 477 329 9 82.5 -60.0 277 1159 11 77.5 10.0 328 2187 12 77.5 30.0 213 3497 14 77.5 70.0 218 6396 15 77.5 90.0 226 14239 16 77.5 110.0 237 11736 17 77.5 130.0 233 2895 18 77.5 150.0 223 2639 23 77.5 -110.0 231 1122 25 77.5 -70.0 215 1454 28 77.5 -10.0 248 2831 29 72.5 10.0 292 3970 30 72.5 30.0 391 9326 31 72.5 50.0 239 2937 32 72.5 70.0 265 7114 33 72.5 90.0 231 3574 34 72.5 110.0 301 6185 35 72.5 130.0 303 12932 36 72.5 150.0 263 8324 37 72.5 170.0 212 3956 38 72.5 -170.0 259 2144 39 72.5 -150.0 269 4830 40 72.5 -130.0 141 745 42 72.5 -90.0 178 1070 43 72.5 -70.0 268 1081 45 72.5 -30.0 129 1268 46 72.5 -10.0 181 3718 48 67.5 15.0 358 18890 49 67.5 25.0 421 26582 50 67.5 35.0 374 21751 51 67.5 45.0 330 14987 52 67.5 55.0 327 12327 53 67.5 65.0 336 10019 54 67.5 75.0 312 3686 55 67.5 85.0 473 3335 56 67.5 95.0 610 570 57 67.5 105.0 617 506 58 67.5 115.0 556 630 59 67.5 125.0 495 1924 60 67.5 135.0 603 1875 61 67.5 145.0 669 136 62 67.5 155.0 407 3207 63 67.5 165.0 328 6710 64 67.5 175.0 312 4748 65 67.5 -175.0 262 7486 66 67.5 -165.0 327 2856 68 67.5 -145.0 271 402 69 67.5 -135.0 264 1223 70 67.5 -125.0 358 803 71 67.5 -115.0 329 892 72 67.5 -105.0 261 767 73 67.5 -95.0 360 847 74 67.5 -85.0 332 814 75 67.5 -75.0 401 457 76 67.5 -65.0 359 660 77 67.5 -55.0 471 5202 78 67.5 -45.0 618 677 79 67.5 -35.0 364 3175 80 67.5 -25.0 442 3669 81 67.5 -15.0 450 10486 83 62.5 5.0 459 20298 84 62.5 15.0 325 19119 85 62.5 25.0 374 29249 86 62.5 35.0 394 7268 87 62.5 45.0 342 9837 88 62.5 55.0 378 6999 89 62.5 65.0 465 5761 90 62.5 75.0 489 3350 91 62.5 85.0 550 2303 92 62.5 95.0 636 1895 93 62.5 105.0 530 662 94 62.5 115.0 498 1394 95 62.5 125.0 518 2205 96 62.5 135.0 631 2108 97 62.5 145.0 507 3914 98 62.5 155.0 390 5002 99 62.5 165.0 320 6555 100 62.5 175.0 380 4252 101 62.5 -175.0 310 2449 102 62.5 -165.0 238 969 103 62.5 -155.0 471 592 104 62.5 -145.0 341 499 105 62.5 -135.0 284 314 106 62.5 -125.0 402 389 107 62.5 -115.0 333 478 108 62.5 -105.0 525 65 109 62.5 -95.0 264 806 110 62.5 -85.0 285 597 111 62.5 -75.0 221 633 112 62.5 -65.0 192 553 113 62.5 -55.0 389 2829 114 62.5 -45.0 373 6375 116 62.5 -25.0 309 7880 117 62.5 -15.0 311 3206 118 62.5 -5.0 209 7281 119 57.5 5.0 442 15546 120 57.5 15.0 321 27610 121 57.5 25.0 436 11095 122 57.5 35.0 387 6240 123 57.5 45.0 369 5321 124 57.5 55.0 446 2959 125 57.5 65.0 448 6599 126 57.5 75.0 453 4858 127 57.5 85.0 435 4425 128 57.5 95.0 654 3525 129 57.5 105.0 555 3205 130 57.5 115.0 571 3662 131 57.5 125.0 622 2276 132 57.5 135.0 475 4699 133 57.5 145.0 400 6057 134 57.5 155.0 293 7819 135 57.5 165.0 312 3029 137 57.5 -175.0 167 948 138 57.5 -165.0 208 875 139 57.5 -155.0 360 1592 141 57.5 -135.0 255 1364 142 57.5 -125.0 314 686 143 57.5 -115.0 380 1148 144 57.5 -105.0 325 896 145 57.5 -95.0 236 1301 147 57.5 -75.0 210 1121 148 57.5 -65.0 278 425 154 57.5 -5.0 235 20009 155 52.5 5.0 252 41276 156 52.5 15.0 356 13656 157 52.5 25.0 332 7481 158 52.5 35.0 373 6251 159 52.5 45.0 450 1456 160 52.5 55.0 508 964 161 52.5 65.0 589 1678 162 52.5 75.0 494 2415 163 52.5 85.0 596 4096 164 52.5 95.0 632 3959 165 52.5 105.0 643 7019 166 52.5 115.0 717 6505 167 52.5 125.0 610 7620 168 52.5 135.0 484 14845 169 52.5 145.0 336 12812 170 52.5 155.0 328 7168 173 52.5 -175.0 242 757 177 52.5 -135.0 312 1994 178 52.5 -125.0 348 2124 179 52.5 -115.0 329 2164 180 52.5 -105.0 321 2096 181 52.5 -95.0 304 1087 182 52.5 -85.0 272 703 183 52.5 -75.0 287 357 184 52.5 -65.0 276 1584 185 52.5 -55.0 269 1879 189 52.5 -15.0 287 1828 190 52.5 -5.0 245 51153 191 47.5 2.5 245 9176 192 47.5 7.5 305 5065 193 47.5 12.5 632 9502 194 47.5 17.5 657 10290 195 47.5 22.5 558 4656 196 47.5 27.5 425 3142 197 47.5 32.5 454 1980 198 47.5 37.5 489 1680 199 47.5 42.5 540 1109 200 47.5 47.5 744 320 201 47.5 52.5 981 193 202 47.5 57.5 1125 180 203 47.5 62.5 1038 266 204 47.5 67.5 970 153 205 47.5 72.5 764 306 206 47.5 77.5 870 244 207 47.5 82.5 1063 247 208 47.5 87.5 812 475 209 47.5 92.5 856 436 210 47.5 97.5 903 91 211 47.5 102.5 862 404 212 47.5 107.5 691 937 213 47.5 112.5 875 388 214 47.5 117.5 818 973 215 47.5 122.5 701 1354 216 47.5 127.5 760 2977 217 47.5 132.5 601 4892 218 47.5 137.5 477 9263 219 47.5 142.5 342 12539 220 47.5 147.5 417 810 221 47.5 152.5 362 3083 238 47.5 -122.5 330 2235 239 47.5 -117.5 547 235 240 47.5 -112.5 477 327 241 47.5 -107.5 535 186 242 47.5 -102.5 363 380 243 47.5 -97.5 341 615 244 47.5 -92.5 317 1116 245 47.5 -87.5 351 1234 246 47.5 -82.5 264 1087 247 47.5 -77.5 304 558 248 47.5 -72.5 318 461 249 47.5 -67.5 235 1143 250 47.5 -62.5 209 545 251 47.5 -57.5 227 2166 252 47.5 -52.5 215 2791 261 47.5 -7.5 384 1093 262 47.5 -2.5 242 11215 263 42.5 2.5 384 4790 264 42.5 7.5 491 2864 265 42.5 12.5 407 1499 266 42.5 17.5 686 1845 267 42.5 22.5 748 2655 268 42.5 27.5 540 2969 269 42.5 32.5 659 558 270 42.5 37.5 593 729 271 42.5 42.5 611 4735 272 42.5 47.5 721 781 273 42.5 52.5 618 293 274 42.5 57.5 991 118 275 42.5 62.5 1287 78 276 42.5 67.5 1239 88 277 42.5 72.5 1055 210 278 42.5 77.5 763 481 279 42.5 82.5 998 392 280 42.5 87.5 1085 353 281 42.5 92.5 1329 237 282 42.5 97.5 1134 319 283 42.5 102.5 1413 226 284 42.5 107.5 984 355 285 42.5 112.5 850 1326 286 42.5 117.5 843 1587 287 42.5 122.5 592 6615 288 42.5 127.5 552 11183 289 42.5 132.5 417 9774 290 42.5 137.5 388 1122 291 42.5 142.5 366 1961 292 42.5 147.5 286 2160 310 42.5 -122.5 360 1147 311 42.5 -117.5 557 50 312 42.5 -112.5 663 41 313 42.5 -107.5 482 134 314 42.5 -102.5 280 565 315 42.5 -97.5 372 1342 316 42.5 -92.5 366 404 317 42.5 -87.5 297 1394 318 42.5 -82.5 331 1311 319 42.5 -77.5 307 509 320 42.5 -72.5 607 2043 321 42.5 -67.5 385 980 322 42.5 -62.5 212 895 333 42.5 -7.5 364 10406 334 42.5 -2.5 376 7602 335 37.5 2.5 357 1694 336 37.5 7.5 461 632 337 37.5 12.5 334 1224 338 37.5 17.5 440 457 339 37.5 22.5 436 1156 340 37.5 27.5 506 390 341 37.5 32.5 553 176 342 37.5 37.5 619 140 343 37.5 42.5 907 37 344 37.5 47.5 757 365 345 37.5 52.5 716 443 346 37.5 57.5 991 105 348 37.5 67.5 1213 52 349 37.5 72.5 958 130 350 37.5 77.5 1671 163 351 37.5 82.5 1746 117 352 37.5 87.5 1931 114 353 37.5 92.5 960 413 354 37.5 97.5 902 1053 355 37.5 102.5 781 2771 356 37.5 107.5 785 3643 357 37.5 112.5 775 2760 358 37.5 117.5 615 3803 359 37.5 122.5 354 6103 360 37.5 127.5 577 12987 361 37.5 132.5 389 1674 362 37.5 137.5 381 1245 363 37.5 142.5 323 1300 382 37.5 -122.5 349 967 385 37.5 -107.5 830 31 386 37.5 -102.5 331 604 387 37.5 -97.5 369 864 388 37.5 -92.5 370 1044 389 37.5 -87.5 315 911 390 37.5 -82.5 285 1293 391 37.5 -77.5 373 1034 401 37.5 -27.5 222 513 405 37.5 -7.5 359 5023 406 37.5 -2.5 516 6098 407 32.5 2.5 697 52 409 32.5 12.5 614 366 410 32.5 17.5 547 125 411 32.5 22.5 482 794 413 32.5 32.5 363 2454 414 32.5 37.5 404 1205 420 32.5 67.5 1340 38 421 32.5 72.5 780 387 422 32.5 77.5 733 439 423 32.5 82.5 1172 194 425 32.5 92.5 832 453 426 32.5 97.5 695 2804 427 32.5 102.5 694 2147 428 32.5 107.5 716 4003 429 32.5 112.5 508 5673 430 32.5 117.5 428 5241 431 32.5 122.5 287 3485 432 32.5 127.5 544 3516 433 32.5 132.5 368 623 434 32.5 137.5 406 686 455 32.5 -117.5 365 1391 457 32.5 -107.5 969 209 458 32.5 -102.5 397 463 459 32.5 -97.5 387 1565 460 32.5 -92.5 293 825 461 32.5 -87.5 235 957 462 32.5 -82.5 249 2221 466 32.5 -62.5 545 64 475 32.5 -17.5 420 36 477 32.5 -7.5 414 7368 478 32.5 -2.5 405 726 491 27.5 62.5 858 634 492 27.5 67.5 940 297 493 27.5 72.5 562 503 494 27.5 77.5 487 1569 495 27.5 82.5 369 1321 496 27.5 87.5 449 2390 497 27.5 92.5 435 1782 498 27.5 97.5 443 1213 499 27.5 102.5 602 2607 500 27.5 107.5 516 4626 501 27.5 112.5 469 4607 502 27.5 117.5 409 5882 503 27.5 122.5 419 4649 504 27.5 127.5 222 36 507 27.5 142.5 196 44 515 27.5 -177.5 459 63 527 27.5 -117.5 452 310 528 27.5 -112.5 797 276 529 27.5 -107.5 610 1005 530 27.5 -102.5 458 1487 531 27.5 -97.5 387 1439 532 27.5 -92.5 451 130 534 27.5 -82.5 385 194 535 27.5 -77.5 559 300 547 27.5 -17.5 203 1051 548 27.5 -12.5 433 929 558 22.5 37.5 850 54 561 22.5 52.5 373 72 562 22.5 57.5 429 443 564 22.5 67.5 699 1794 565 22.5 72.5 454 1297 566 22.5 77.5 407 4366 567 22.5 82.5 445 2463 568 22.5 87.5 397 4728 569 22.5 92.5 310 3656 570 22.5 97.5 485 2174 571 22.5 102.5 600 950 572 22.5 107.5 525 861 573 22.5 112.5 521 531 574 22.5 117.5 495 2200 575 22.5 122.5 526 11195 591 22.5 -157.5 481 83 600 22.5 -112.5 612 40 601 22.5 -107.5 822 397 602 22.5 -102.5 514 3136 603 22.5 -97.5 416 1974 605 22.5 -87.5 466 408 606 22.5 -82.5 693 100 607 22.5 -77.5 579 145 608 22.5 -72.5 565 230 619 22.5 -17.5 369 883 630 17.5 37.5 335 236 631 17.5 42.5 927 39 633 17.5 52.5 292 1857 637 17.5 72.5 509 6856 638 17.5 77.5 438 4112 639 17.5 82.5 478 1233 641 17.5 92.5 468 895 642 17.5 97.5 453 2540 643 17.5 102.5 547 2294 644 17.5 107.5 772 95 646 17.5 117.5 459 116 647 17.5 122.5 561 288 672 17.5 -112.5 640 101 674 17.5 -102.5 402 1832 675 17.5 -97.5 684 3841 676 17.5 -92.5 416 3130 677 17.5 -87.5 261 620 679 17.5 -77.5 779 45 691 17.5 -17.5 575 410 692 17.5 -12.5 1014 169 693 17.5 -7.5 1357 68 694 17.5 -2.5 1064 72 695 12.5 2.5 433 541 696 12.5 7.5 1199 102 697 12.5 12.5 1210 36 702 12.5 37.5 213 432 709 12.5 72.5 311 1480 710 12.5 77.5 394 5361 711 12.5 82.5 785 49 713 12.5 92.5 431 140 714 12.5 97.5 455 1729 715 12.5 102.5 589 1055 716 12.5 107.5 552 101 719 12.5 122.5 508 358 720 12.5 127.5 534 34 723 12.5 142.5 412 47 748 12.5 -92.5 304 1159 749 12.5 -87.5 324 606 750 12.5 -82.5 1012 159 751 12.5 -77.5 530 258 752 12.5 -72.5 412 446 753 12.5 -67.5 493 1361 754 12.5 -62.5 357 249 763 12.5 -17.5 432 190 764 12.5 -12.5 514 399 765 12.5 -7.5 655 527 766 12.5 -2.5 483 765 767 7.5 2.5 264 1199 768 7.5 7.5 257 66 769 7.5 12.5 514 91 770 7.5 17.5 271 56 774 7.5 37.5 294 176 775 7.5 42.5 467 240 781 7.5 72.5 561 112 782 7.5 77.5 419 1563 783 7.5 82.5 209 1224 785 7.5 92.5 388 88 786 7.5 97.5 518 1329 787 7.5 102.5 530 186 788 7.5 107.5 583 54 791 7.5 122.5 489 218 801 7.5 172.5 439 54 822 7.5 -82.5 435 317 823 7.5 -77.5 459 212 824 7.5 -72.5 461 335 825 7.5 -67.5 505 83 826 7.5 -62.5 333 237 827 7.5 -57.5 154 265 828 7.5 -52.5 187 47 836 7.5 -12.5 374 37 837 7.5 -7.5 203 2149 838 7.5 -2.5 247 1176 840 2.5 7.5 197 678 841 2.5 12.5 411 89 842 2.5 17.5 219 96 846 2.5 37.5 220 912 858 2.5 97.5 531 57 859 2.5 102.5 241 357 861 2.5 112.5 177 340 863 2.5 122.5 407 35 873 2.5 172.5 370 107 895 2.5 -77.5 759 33 896 2.5 -72.5 600 64 899 2.5 -57.5 171 80 900 2.5 -52.5 130 250 909 2.5 -7.5 319 174 913 -2.5 12.5 480 78 918 -2.5 37.5 321 456 931 -2.5 102.5 473 113 932 -2.5 107.5 265 75 935 -2.5 122.5 490 34 937 -2.5 132.5 410 45 939 -2.5 142.5 326 63 941 -2.5 152.5 429 40 946 -2.5 177.5 396 41 966 -2.5 -82.5 551 338 967 -2.5 -77.5 689 57 968 -2.5 -72.5 478 268 969 -2.5 -67.5 459 63 970 -2.5 -62.5 336 77 1004 -7.5 107.5 537 69 1012 -7.5 147.5 347 229 1018 -7.5 177.5 410 70 1020 -7.5 -172.5 577 252 1023 -7.5 -157.5 502 31 1038 -7.5 -82.5 631 70 1039 -7.5 -77.5 623 1574 1040 -7.5 -72.5 609 78 1042 -7.5 -62.5 423 40 1045 -7.5 -47.5 722 35 1046 -7.5 -42.5 501 38 1047 -7.5 -37.5 259 90 1048 -7.5 -32.5 499 45 1061 -12.5 32.5 296 51 1062 -12.5 37.5 329 79 1074 -12.5 97.5 308 49 1079 -12.5 122.5 451 73 1081 -12.5 132.5 609 52 1082 -12.5 137.5 317 34 1083 -12.5 142.5 638 51 1088 -12.5 167.5 296 72 1111 -12.5 -77.5 652 2695 1112 -12.5 -72.5 1301 61 1113 -12.5 -67.5 663 93 1114 -12.5 -62.5 291 44 1119 -12.5 -37.5 978 145 1129 -17.5 12.5 111 263 1132 -17.5 27.5 270 130 1133 -17.5 32.5 330 197 1134 -17.5 37.5 411 194 1136 -17.5 47.5 295 260 1151 -17.5 122.5 205 42 1154 -17.5 137.5 330 57 1160 -17.5 167.5 466 107 1162 -17.5 177.5 529 120 1163 -17.5 -177.5 510 221 1164 -17.5 -172.5 607 790 1165 -17.5 -167.5 605 205 1183 -17.5 -77.5 495 605 1184 -17.5 -72.5 574 536 1185 -17.5 -67.5 271 217 1186 -17.5 -62.5 224 137 1187 -17.5 -57.5 192 91 1189 -17.5 -47.5 220 83 1197 -17.5 -7.5 216 43 1201 -22.5 12.5 141 364 1204 -22.5 27.5 300 134 1205 -22.5 32.5 248 220 1207 -22.5 42.5 328 163 1208 -22.5 47.5 344 187 1221 -22.5 112.5 663 50 1222 -22.5 117.5 282 37 1225 -22.5 132.5 310 43 1227 -22.5 142.5 715 43 1228 -22.5 147.5 723 94 1229 -22.5 152.5 412 91 1232 -22.5 167.5 490 98 1235 -22.5 -177.5 390 73 1239 -22.5 -157.5 323 90 1256 -22.5 -72.5 454 71 1257 -22.5 -67.5 440 363 1258 -22.5 -62.5 350 122 1259 -22.5 -57.5 290 58 1260 -22.5 -52.5 164 224 1261 -22.5 -47.5 177 703 1262 -22.5 -42.5 282 235 1274 -27.5 17.5 170 682 1275 -27.5 22.5 1126 34 1276 -27.5 27.5 250 108 1277 -27.5 32.5 369 156 1293 -27.5 112.5 748 149 1294 -27.5 117.5 377 64 1295 -27.5 122.5 890 43 1298 -27.5 137.5 809 108 1300 -27.5 147.5 926 73 1301 -27.5 152.5 473 41 1304 -27.5 167.5 285 59 1307 -27.5 -177.5 255 113 1321 -27.5 -107.5 449 42 1328 -27.5 -72.5 314 228 1329 -27.5 -67.5 367 282 1330 -27.5 -62.5 327 509 1331 -27.5 -57.5 280 1880 1332 -27.5 -52.5 200 605 1333 -27.5 -47.5 190 801 1346 -32.5 17.5 318 600 1347 -32.5 22.5 460 545 1348 -32.5 27.5 404 284 1349 -32.5 32.5 400 40 1366 -32.5 117.5 498 131 1367 -32.5 122.5 406 88 1369 -32.5 132.5 757 68 1370 -32.5 137.5 589 341 1371 -32.5 142.5 379 189 1372 -32.5 147.5 537 78 1377 -32.5 172.5 184 72 1399 -32.5 -77.5 500 87 1400 -32.5 -72.5 404 425 1401 -32.5 -67.5 588 904 1402 -32.5 -62.5 275 1997 1403 -32.5 -57.5 266 3485 1404 -32.5 -52.5 256 679 1430 -37.5 77.5 384 54 1442 -37.5 137.5 460 56 1443 -37.5 142.5 347 322 1444 -37.5 147.5 392 243 1449 -37.5 172.5 402 149 1450 -37.5 177.5 379 156 1472 -37.5 -72.5 368 644 1473 -37.5 -67.5 643 324 1474 -37.5 -62.5 335 904 1475 -37.5 -57.5 276 647 1516 -42.5 147.5 446 208 1521 -42.5 172.5 410 821 1523 -42.5 -177.5 260 88 1544 -42.5 -72.5 448 632 1545 -42.5 -67.5 775 236 1546 -42.5 -62.5 491 138 1557 -42.5 -7.5 373 332 1566 -47.5 37.5 286 697 1569 -47.5 52.5 280 115 1573 -47.5 72.5 342 48 1592 -47.5 167.5 404 208 1593 -47.5 172.5 380 205 1616 -47.5 -72.5 517 233 1617 -47.5 -67.5 471 300 1646 -52.5 155.0 259 347 1647 -52.5 165.0 280 235 1659 -52.5 -75.0 486 762 1660 -52.5 -65.0 499 491 1661 -52.5 -55.0 251 189 1732 -62.5 -65.0 481 57 1733 -62.5 -55.0 275 1182 1734 -62.5 -45.0 265 873 1746 -67.5 75.0 686 38 1748 -67.5 95.0 450 42 1750 -67.5 115.0 412 79 1768 -67.5 -65.0 470 512 1792 -72.5 -10.0 356 151 1801 -77.5 170.0 694 79 1809 -77.5 -30.0 516 286