Yuma South : 2026 Heat Units DOY = Day Of Year (1 to 365) Max = Maximum Air Temperature Min = Minimum Air Temperature HU = Daily Heat Units CUM = Accumulated Heat Units : Since Jan 1, 2026 * = Missing data. Max, Min Temps and Heat Units Estimated. Temperature and Heat Units are in Fahrenheit Units Heat Units calculated by Single Sine Method 86/55 86/50 86/45 94/55 RH ========== ========== ========== ========== =========== DOY Date Max Min HU CUM HU CUM HU CUM HU CUM Max Min Ave --- ------ --- --- ---- ---- ---- ---- ---- ---- ---- ---- --- --- --- 1 Jan 1 66 44 3.4 3 6.3 6 10.0 10 3.4 3 98 57 84 2 Jan 2 74 45 6.9 10 10.1 16 14.3 24 6.9 10 96 56 84 3 Jan 3 71 50 6.3 17 10.3 27 15.4 40 6.3 17 96 63 86 4 Jan 4 74 46 7.3 24 10.7 37 15.1 55 7.3 24 98 45 78 5 Jan 5 75 48 7.9 32 11.6 49 16.3 71 7.9 32 96 34 73 6 Jan 6 73 46 6.9 39 10.2 59 14.4 86 6.9 39 93 37 72 7 Jan 7 66 48 4.0 43 7.4 67 11.9 97 4.0 43 96 55 83 8 Jan 8 69 49 5.6 48 9.3 76 14.2 112 5.6 48 99 31 70 9 Jan 9 61 43 1.6 50 4.0 80 7.4 119 1.6 50 52 14 29 10 Jan 10 64 36 2.3 52 4.5 84 7.4 126 2.3 52 62 18 37 11 Jan 11 70 40 4.9 57 7.6 92 10.9 137 4.9 57 65 15 39 12 Jan 12 73 37 5.5 63 8.3 100 11.4 149 5.5 63 73 14 45 13 Jan 13 76 37 7.2 70 9.8 110 13.1 162 7.2 70 82 17 50 14 Jan 14 81 41 9.4 79 12.7 123 16.2 178 9.4 79 84 15 50 15 Jan 15 81 43 10.0 89 13.3 136 17.1 195 10.0 89 80 18 49 16 Jan 16 78 41 8.2 97 11.4 148 15.2 210 8.2 97 80 17 51 17 Jan 17 78 40 8.1 106 11.1 159 14.6 225 8.1 106 72 14 41 18 Jan 18 79 41 8.9 114 11.8 170 15.5 240 8.9 114 70 13 44 19 Jan 19 77 40 7.7 122 10.7 181 14.0 254 7.7 122 82 18 50 20 Jan 20 78 41 8.2 130 11.4 193 15.1 270 8.2 130 71 15 43 21 Jan 21 72 40 5.7 136 8.4 201 11.9 281 5.7 136 73 19 45 22 Jan 22 76 44 7.9 144 11.0 212 14.8 296 7.9 144 78 16 48 23 Jan 23 72 43 5.8 150 8.8 221 12.4 309 5.8 150 97 32 66 24 Jan 24 71 44 5.6 155 8.9 230 12.7 321 5.6 155 99 32 74 25 Jan 25 67 40 3.4 159 6.0 236 9.3 331 3.4 159 76 18 46 26 Jan 26 66 41 3.3 162 5.9 242 9.2 340 3.3 162 83 26 51 27 Jan 27 72 34 5.0 167 7.4 249 10.6 350 5.0 167 83 12 48 28 Jan 28 69 38 4.4 171 7.1 256 10.2 361 4.4 171 81 18 52 29 Jan 29 75 46 7.4 179 10.9 267 15.2 376 7.4 179 76 14 45 30 Jan 30 77 39 7.5 186 10.7 278 14.0 390 7.5 186 72 14 40 31 Jan 31 81 43 9.9 196 13.1 291 17.0 407 9.9 196 68 12 40 32 Feb 1 82 44 10.9 207 14.3 305 18.4 425 10.9 207 71 14 45 33 Feb 2 81 44 10.0 217 13.2 318 17.3 443 10.0 217 75 17 50 34 Feb 3 82 44 10.7 228 14.2 332 18.2 461 10.7 228 90 15 53 35 Feb 4 85 45 12.1 240 15.8 348 20.0 481 12.1 240 67 12 37 36 Feb 5 79 48 9.9 250 13.6 362 18.4 499 9.9 250 68 16 41 37 Feb 6 81 46 10.4 260 13.9 376 18.3 517 10.4 260 75 20 52 38 Feb 7 83 44 10.8 271 14.3 390 18.4 536 10.8 271 81 13 51 39 Feb 8 87 45 13.2 284 16.9 407 21.1 557 13.3 284 75 13 43 40 Feb 9 87 46 13.0 297 16.6 424 21.0 578 13.1 297 75 12 46 41 Feb 10 82 50 11.9 309 16.2 440 21.2 599 11.9 309 73 31 55 42 Feb 11 77 56 11.4 321 16.4 456 21.4 621 11.4 321 80 43 64 43 Feb 12 80 50 10.8 331 14.9 471 19.9 640 10.8 332 82 28 56 44 Feb 13 72 50 6.8 338 10.7 482 15.6 656 6.8 338 82 30 57 45 Feb 14 79 44 9.2 347 12.5 494 16.4 672 9.2 348 88 21 60 46 Feb 15 80 49 10.7 358 14.6 509 19.5 692 10.7 358 84 19 56 47 Feb 16 76 48 8.5 367 12.2 521 17.1 709 8.5 367 77 30 57 48 Feb 17 73 47 6.9 373 10.3 531 14.8 724 6.9 374 83 28 58 49 Feb 18 67 43 3.8 377 6.6 538 10.2 734 3.8 377 88 33 57 50 Feb 19 70 41 4.8 382 7.6 546 11.0 745 4.8 382 80 24 57 51 Feb 20 66 42 3.2 385 5.8 551 9.2 754 3.2 385 78 15 45 52 Feb 21 71 36 4.8 390 7.3 559 10.3 765 4.8 390 82 14 48 53 Feb 22 81 41 9.6 400 12.6 571 16.4 781 9.6 400 77 13 46 54 Feb 23 84 44 11.5 411 14.8 586 19.0 800 11.5 411 72 11 42 55 Feb 24 89 46 13.8 425 17.6 604 22.2 822 14.2 426 77 14 45 --- ------ --- --- ---- ---- ---- ---- ---- ---- ---- ---- --- --- --- DOY Date Max Min HU CUM HU CUM HU CUM HU CUM Max Min Ave ========== ========== ========== ========== =========== 86/55 86/50 86/45 94/55 RH Yuma South