Safford : 2025 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, 2025 * = 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 69 25 3.3 3 5.5 6 7.9 8 3.3 3 40 11 24 2 Jan 2 73 26 4.8 8 7.2 13 9.6 18 4.8 8 36 7 20 3 Jan 3 72 33 5.2 13 7.6 20 10.6 28 5.2 13 28 8 17 4 Jan 4 73 31 5.1 18 7.6 28 10.4 39 5.1 18 31 7 17 5 Jan 5 66 29 2.5 21 4.4 32 7.0 46 2.5 21 39 9 21 6 Jan 6 62 26 1.3 22 3.0 35 5.2 51 1.3 22 29 9 19 7 Jan 7 60 32 1.0 23 2.8 38 5.2 56 1.0 23 29 14 22 8 Jan 8 48 30 0.0 23 0.0 38 0.6 57 0.0 23 79 25 46 9 Jan 9 53 24 0.0 23 0.3 38 1.6 58 0.0 23 81 24 56 10 Jan 10 53 21 0.0 23 0.4 39 1.8 60 0.0 23 89 20 51 11 Jan 11 58 21 0.3 24 1.5 40 3.2 63 0.3 24 52 13 31 12 Jan 12 59 18 0.6 24 2.0 42 3.8 67 0.6 24 40 12 25 13 Jan 13 57 24 0.2 24 1.4 44 3.2 70 0.2 24 62 17 35 14 Jan 14 59 14 0.6 25 1.9 46 3.6 74 0.6 25 47 14 28 15 Jan 15 64 26 1.8 27 3.6 49 5.8 80 1.8 27 44 16 28 16 Jan 16 68 32 3.5 30 5.9 55 8.5 88 3.5 30 37 15 26 17 Jan 17 61 38 1.3 32 3.4 59 6.1 94 1.3 32 83 18 37 18 Jan 18 63 22 1.6 33 3.3 62 5.4 100 1.6 33 54 13 31 19 Jan 19 60 22 0.8 34 2.2 64 4.1 104 0.8 34 44 12 26 20 Jan 20 59 18 0.6 35 1.9 66 3.6 107 0.6 35 34 8 19 21 Jan 21 48 20 0.0 35 0.0 66 0.4 108 0.0 35 35 8 18 22 Jan 22 54 12 0.0 35 0.6 67 1.9 110 0.0 35 31 8 15 23 Jan 23 58 13 0.4 35 1.5 68 3.1 113 0.4 35 24 3 11 24 Jan 24 57 19 0.1 35 1.3 69 2.9 116 0.1 35 20 6 13 25 Jan 25 74 31 5.6 41 7.9 77 10.8 126 5.6 41 17 5 11 26 Jan 26 73 26 4.8 45 7.2 84 9.6 136 4.8 45 26 7 15 27 Jan 27 65 23 2.2 48 3.9 88 6.2 142 2.2 48 46 12 24 28 Jan 28 60 23 0.9 49 2.3 91 4.3 146 0.9 49 57 23 41 29 Jan 29 53 32 0.0 49 0.5 91 2.2 149 0.0 49 87 37 64 30 Jan 30 57 24 0.3 49 1.5 93 3.4 152 0.3 49 90 30 60 31 Jan 31 66 24 2.4 51 4.3 97 6.6 159 2.4 51 72 18 44 32 Feb 1 71 31 4.3 56 6.7 104 9.5 168 4.3 56 46 10 27 33 Feb 2 76 30 6.5 62 9.0 113 12.0 180 6.5 62 40 15 25 34 Feb 3 81 34 8.7 71 11.3 124 14.6 195 8.7 71 51 13 28 35 Feb 4 85 37 10.8 82 13.7 138 17.3 212 10.8 82 41 5 20 36 Feb 5 78 31 7.3 89 9.8 147 12.9 225 7.3 89 22 7 15 37 Feb 6 82 34 9.3 98 12.0 159 15.4 240 9.3 98 25 5 15 38 Feb 7 78 30 7.2 105 10.0 169 12.8 253 7.2 105 26 7 15 39 Feb 8 78 33 7.4 113 10.1 180 13.4 267 7.4 113 28 12 21 40 Feb 9 79 36 8.1 121 11.0 191 14.4 281 8.1 121 42 10 23 41 Feb 10 77 46 8.9 130 12.4 203 16.8 298 8.9 130 26 10 19 42 Feb 11 74 37 5.9 136 8.8 212 11.8 310 5.9 136 53 5 22 43 Feb 12 57 39 0.3 136 1.9 214 4.5 314 0.3 136 50 30 38 44 Feb 13 69 31 3.6 140 5.8 219 8.5 323 3.6 140 58 22 38 45 Feb 14 72 44 5.9 145 9.0 228 13.0 336 5.9 145 58 20 40 46 Feb 15 66 41 3.4 149 6.1 235 9.3 345 3.4 149 61 18 37 47 Feb 16 71 33 4.5 153 6.9 241 9.9 355 4.5 153 56 12 29 48 Feb 17 74 35 5.9 159 8.6 250 11.7 366 5.9 159 39 11 22 49 Feb 18 74 35 5.8 165 8.3 258 11.4 378 5.8 165 31 9 19 50 Feb 19 75 30 6.1 171 8.6 267 11.7 390 6.1 171 34 9 19 51 Feb 20 75 34 6.5 178 9.2 276 12.2 402 6.5 178 29 9 17 52 Feb 21 74 31 5.8 183 8.2 284 11.2 413 5.8 183 40 9 17 53 Feb 22 73 33 5.3 189 7.9 292 11.0 424 5.3 189 34 8 16 54 Feb 23 78 29 6.9 196 9.4 302 12.5 436 6.9 196 26 5 13 55 Feb 24 84 32 9.8 205 12.7 314 15.7 452 9.8 205 18 6 12 56 Feb 25 86 37 11.1 217 14.4 329 17.8 470 11.1 217 24 7 13 57 Feb 26 84 38 10.3 227 13.4 342 16.9 487 10.3 227 25 6 15 58 Feb 27 74 42 6.9 234 9.9 352 13.4 500 6.9 234 22 10 15 59 Feb 28 75 44 7.4 241 10.5 363 14.3 515 7.4 241 31 10 19 60 Mar 1 86 38 11.5 253 14.5 377 18.2 533 11.5 253 33 4 16 61 Mar 2 73 39 6.0 259 8.9 386 12.3 545 6.0 259 52 14 29 62 Mar 3 60 46 1.4 260 4.1 390 8.3 553 1.4 260 38 16 26 63 Mar 4 66 42 3.5 264 6.3 396 9.8 563 3.5 264 50 17 32 64 Mar 5 76 32 6.4 270 8.9 405 12.1 575 6.4 270 48 7 24 65 Mar 6 73 51 7.4 277 11.5 417 16.5 592 7.4 277 36 13 22 66 Mar 7 58 42 0.7 278 2.6 419 5.6 597 0.7 278 80 28 46 67 Mar 8 60 38 0.9 279 2.8 422 5.5 603 0.9 279 94 34 65 68 Mar 9 71 28 4.3 283 6.6 429 9.3 612 4.3 283 90 12 45 69 Mar 10 77 35 7.0 290 9.8 439 12.9 625 7.0 290 45 6 23 70 Mar 11 78 38 7.9 298 10.8 449 14.3 639 7.9 298 46 4 17 71 Mar 12 69 47 5.3 303 8.7 458 13.3 653 5.3 303 83 27 50 72 Mar 13 78 41 8.1 312 11.3 469 14.7 667 8.1 312 89 12 46 73 Mar 14 52 39 0.0 312 0.3 470 2.2 670 0.0 312 80 32 56 74 Mar 15 58 38 0.4 312 2.1 472 4.7 674 0.4 312 95 33 70 75 Mar 16 72 32 4.8 317 7.4 479 10.1 684 4.8 317 93 16 55 76 Mar 17 83 40 10.2 327 13.5 493 17.2 702 10.2 327 76 10 36 77 Mar 18 63 45 2.3 329 5.0 498 8.9 710 2.3 329 52 11 28 78 Mar 19 67 41 3.7 333 6.3 504 9.7 720 3.7 333 49 6 23 79 Mar 20 76 33 6.5 339 9.3 513 12.1 732 6.5 339 35 3 16 80 Mar 21 79 32 7.6 347 10.4 524 13.6 746 7.6 347 43 6 18 81 Mar 22 83 38 10.0 357 13.2 537 16.7 763 10.0 357 38 6 17 82 Mar 23 82 40 9.9 367 13.1 550 16.8 779 9.9 367 44 10 22 83 Mar 24 88 43 13.0 380 16.4 566 20.4 800 13.2 380 49 7 24 84 Mar 25 93 44 14.8 395 18.4 585 22.4 822 15.9 396 42 3 18 85 Mar 26 91 58 18.7 413 23.7 608 28.7 851 19.4 415 23 5 12 86 Mar 27 89 52 15.7 429 20.4 629 25.4 876 16.2 432 42 8 19 87 Mar 28 87 48 13.5 443 17.5 646 22.1 898 13.6 445 41 7 21 88 Mar 29 82 54 13.5 456 18.4 665 23.4 922 13.5 459 36 8 16 89 Mar 30 80 41 9.0 465 12.3 677 15.7 937 9.0 468 49 4 20 90 Mar 31 82 42 10.5 476 13.7 691 17.3 955 10.5 478 42 10 25 91 Apr 1 79 51 10.5 486 14.8 706 19.9 975 10.5 489 60 10 31 92 Apr 2 70 48 5.7 492 9.3 715 14.1 989 5.7 494 41 7 25 93 Apr 3 65 38 2.8 495 5.1 720 8.1 997 2.8 497 59 14 30 94 Apr 4 65 46 3.2 498 6.1 726 10.1 1007 3.2 500 58 20 36 95 Apr 5 69 34 4.1 502 6.5 733 9.3 1016 4.1 505 76 14 46 96 Apr 6 71 41 5.4 507 8.2 741 11.5 1028 5.4 510 62 14 36 97 Apr 7 82 39 9.8 517 13.0 754 16.3 1044 9.8 520 45 5 20 98 Apr 8 87 41 12.3 529 15.7 769 19.6 1064 12.4 532 46 5 15 99 Apr 9 93 42 14.3 544 17.9 787 22.0 1086 15.5 548 38 4 14 100 Apr 10 97 45 15.4 559 19.3 807 23.8 1109 17.4 565 52 3 14 101 Apr 11 98 50 17.0 576 21.1 828 26.2 1136 19.2 584 43 2 11 102 Apr 12 96 49 16.4 593 20.3 848 25.4 1161 18.3 603 40 2 11 103 Apr 13 95 57 18.9 611 23.9 872 28.9 1190 20.5 623 49 5 10 104 Apr 14 91 53 16.7 628 21.6 894 26.6 1217 17.6 641 41 5 14 105 Apr 15 93 55 17.5 646 22.5 916 27.5 1244 18.7 659 49 13 25 106 Apr 16 94 56 18.3 664 23.3 939 28.3 1272 19.9 679 56 3 23 107 Apr 17 87 60 18.1 682 23.1 962 28.1 1300 18.1 697 27 6 16 108 Apr 18 78 50 9.6 692 13.6 976 18.6 1319 9.6 707 74 10 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 Safford