Maricopa : 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 70 52 6.5 7 11.0 11 16.0 16 6.5 7 95 62 81 2 Jan 2 75 50 8.2 15 12.1 23 17.1 33 8.2 15 99 50 82 3 Jan 3 71 42 5.2 20 8.2 31 11.8 45 5.2 20 97 47 75 4 Jan 4 73 44 6.5 26 9.7 41 13.5 58 6.5 26 93 41 71 5 Jan 5 70 45 5.4 32 8.5 50 12.6 71 5.4 32 94 39 72 6 Jan 6 69 40 4.2 36 6.9 56 10.2 81 4.2 36 94 42 73 7 Jan 7 59 50 1.0 37 4.2 61 9.1 90 1.0 37 98 66 83 8 Jan 8 64 41 2.6 40 5.0 66 8.2 99 2.6 40 99 46 78 9 Jan 9 59 36 0.6 40 2.3 68 4.7 103 0.6 40 82 39 59 10 Jan 10 63 31 1.6 42 3.6 72 6.0 109 1.6 42 78 16 49 11 Jan 11 67 35 3.2 45 5.6 77 8.5 118 3.2 45 71 13 36 12 Jan 12 71 38 5.0 50 7.8 85 11.0 129 5.0 50 65 15 37 13 Jan 13 75 35 6.2 56 9.0 94 12.0 141 6.2 56 80 16 48 14 Jan 14 76 33 6.5 63 9.0 103 12.1 153 6.5 63 89 21 52 15 Jan 15 78 41 8.2 71 11.4 114 15.1 168 8.2 71 73 19 45 16 Jan 16 77 37 7.3 78 10.3 125 13.4 181 7.3 78 86 16 52 17 Jan 17 75 33 6.1 84 8.7 133 11.7 193 6.1 84 88 15 52 18 Jan 18 77 35 7.0 91 9.7 143 12.8 206 7.0 91 76 11 44 19 Jan 19 74 35 5.8 97 8.3 151 11.4 217 5.8 97 75 17 47 20 Jan 20 75 34 6.1 103 8.9 160 11.9 229 6.1 103 80 15 47 21 Jan 21 68 33 3.7 107 6.0 166 8.7 238 3.7 107 82 24 50 22 Jan 22 71 43 5.6 113 8.6 175 12.4 250 5.6 113 79 22 51 23 Jan 23 73 51 7.4 120 11.5 186 16.5 267 7.4 120 80 32 57 24 Jan 24 69 43 4.9 125 7.7 194 11.4 278 4.9 125 95 32 61 25 Jan 25 66 38 2.9 128 5.4 199 8.4 287 2.9 128 75 15 43 26 Jan 26 68 32 3.4 131 5.7 205 8.4 295 3.4 131 79 13 43 27 Jan 27 71 33 4.6 136 7.0 212 9.8 305 4.6 136 67 14 38 28 Jan 28 72 38 5.4 141 8.2 220 11.5 316 5.4 141 75 16 40 29 Jan 29 73 39 5.9 147 8.8 229 12.0 328 5.9 147 72 12 41 30 Jan 30 77 33 6.7 154 9.3 238 12.5 341 6.7 154 71 9 36 31 Jan 31 80 36 8.7 162 11.5 250 14.8 356 8.7 162 67 11 34 32 Feb 1 84 38 10.3 173 13.4 263 16.9 372 10.3 173 67 10 38 33 Feb 2 79 40 8.8 182 11.7 275 15.3 388 8.8 182 73 15 38 34 Feb 3 82 39 9.7 191 12.6 288 16.2 404 9.7 191 75 9 37 35 Feb 4 81 39 9.3 201 12.3 300 15.8 420 9.3 201 62 11 32 36 Feb 5 75 53 9.5 210 14.2 314 19.2 439 9.5 210 36 16 25 37 Feb 6 82 44 10.3 220 13.6 328 17.8 457 10.3 220 61 15 36 38 Feb 7 82 42 10.3 231 13.8 342 17.8 475 10.3 231 69 19 38 39 Feb 8 84 43 11.3 242 14.9 356 18.8 493 11.3 242 74 14 40 40 Feb 9 82 41 10.0 252 13.2 370 17.2 511 10.0 252 73 15 39 41 Feb 10 84 44 11.5 263 15.1 385 19.3 530 11.5 263 72 15 37 42 Feb 11 81 54 12.6 276 17.5 402 22.5 552 12.6 276 73 26 45 43 Feb 12 80 45 9.9 286 13.3 416 17.4 570 9.9 286 74 17 45 44 Feb 13 71 55 7.8 294 12.8 428 17.8 588 7.8 294 78 30 47 45 Feb 14 74 40 6.2 300 9.2 438 12.6 600 6.2 300 95 22 62 46 Feb 15 78 41 8.3 308 11.5 449 15.0 615 8.3 308 77 22 50 47 Feb 16 77 43 8.0 316 11.2 460 15.1 630 8.0 316 72 21 45 48 Feb 17 69 50 5.7 322 9.4 470 14.5 645 5.7 322 93 26 58 49 Feb 18 69 47 5.2 327 8.6 478 13.1 658 5.2 327 78 28 58 50 Feb 19 65 39 2.6 330 5.0 483 8.1 666 2.6 330 83 20 47 51 Feb 20 63 41 2.1 332 4.5 488 7.8 674 2.1 332 80 18 40 52 Feb 21 71 31 4.5 336 6.9 495 9.8 684 4.5 336 73 14 39 53 Feb 22 82 42 10.0 346 13.4 508 17.0 701 10.0 346 62 10 28 54 Feb 23 85 43 11.6 358 15.1 523 19.0 720 11.6 358 52 9 26 55 Feb 24 84 41 11.2 369 14.3 537 18.2 738 11.2 369 56 11 29 --- ------ --- --- ---- ---- ---- ---- ---- ---- ---- ---- --- --- --- DOY Date Max Min HU CUM HU CUM HU CUM HU CUM Max Min Ave ========== ========== ========== ========== =========== 86/55 86/50 86/45 94/55 RH Maricopa