Safford : 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 62 48 2.1 2 5.2 5 9.9 10 2.1 2 97 60 81 2 Jan 2 68 46 4.3 6 7.6 13 11.9 22 4.3 6 99 45 81 3 Jan 3 69 37 4.1 11 6.7 20 9.7 32 4.1 11 95 36 66 4 Jan 4 67 41 3.6 14 6.2 26 9.5 41 3.6 14 80 38 62 5 Jan 5 67 33 3.2 17 5.5 31 8.3 49 3.2 17 89 35 62 6 Jan 6 68 33 3.3 21 5.7 37 8.4 58 3.3 21 86 32 58 7 Jan 7 49 39 0.0 21 0.0 37 1.1 59 0.0 21 97 56 81 8 Jan 8 57 42 0.3 21 2.2 39 5.1 64 0.3 21 96 56 82 9 Jan 9 50 33 0.0 21 0.0 39 1.3 65 0.0 21 88 32 62 10 Jan 10 53 28 0.0 21 0.5 40 2.0 67 0.0 21 85 29 57 11 Jan 11 58 30 0.4 21 1.8 41 4.0 71 0.4 21 75 16 42 12 Jan 12 61 30 1.2 23 2.9 44 5.4 77 1.2 23 60 15 38 13 Jan 13 62 27 1.5 24 3.3 48 5.5 82 1.5 24 77 20 47 14 Jan 14 70 28 4.0 28 6.3 54 9.0 91 4.0 28 83 18 48 15 Jan 15 69 35 4.0 32 6.5 60 9.3 100 4.0 32 72 18 46 16 Jan 16 69 28 3.6 36 5.7 66 8.2 109 3.6 36 82 15 50 17 Jan 17 68 26 3.4 39 5.3 71 7.8 116 3.4 39 79 12 43 18 Jan 18 68 32 3.5 43 5.6 77 8.4 125 3.5 43 58 11 35 19 Jan 19 67 28 3.1 46 5.1 82 7.6 132 3.1 46 65 16 39 20 Jan 20 65 32 2.5 48 4.5 87 7.1 140 2.5 48 57 15 36 21 Jan 21 67 27 2.7 51 4.9 92 7.2 147 2.7 51 68 17 41 22 Jan 22 69 34 4.0 55 6.4 98 9.2 156 4.0 55 65 15 39 23 Jan 23 55 43 0.0 55 1.4 99 4.5 160 0.0 55 98 36 76 24 Jan 24 59 48 1.0 56 3.8 103 8.3 169 1.0 56 100 66 88 25 Jan 25 56 33 0.1 56 1.3 104 3.5 172 0.1 56 92 24 61 26 Jan 26 57 29 0.3 56 1.5 106 3.5 176 0.3 56 92 21 62 27 Jan 27 61 30 1.2 57 2.9 109 5.4 181 1.2 57 82 19 52 28 Jan 28 64 37 2.2 60 4.3 113 7.2 188 2.2 60 78 19 52 29 Jan 29 63 31 1.7 61 3.7 117 6.2 195 1.7 61 88 18 57 30 Jan 30 68 26 3.0 64 5.1 122 7.6 202 3.0 64 86 13 50 31 Jan 31 70 31 3.9 68 6.2 128 9.0 211 3.9 68 77 13 41 32 Feb 1 73 36 5.8 74 8.4 137 11.5 223 5.8 74 66 13 38 33 Feb 2 73 38 6.0 80 8.8 145 12.0 235 6.0 80 65 16 37 34 Feb 3 76 36 6.7 87 9.4 155 12.7 247 6.7 87 73 11 39 35 Feb 4 73 33 5.6 92 8.3 163 11.1 258 5.6 92 65 12 34 36 Feb 5 70 37 4.5 97 7.0 170 10.1 269 4.5 97 58 13 33 37 Feb 6 74 38 6.3 103 9.2 179 12.6 281 6.3 103 56 15 33 38 Feb 7 74 45 7.1 110 10.4 190 14.5 296 7.1 110 62 24 41 39 Feb 8 79 37 8.1 118 11.3 201 14.6 310 8.1 118 76 11 42 40 Feb 9 79 38 8.5 127 11.5 212 14.9 325 8.5 127 62 13 34 41 Feb 10 78 40 8.1 135 11.1 224 14.6 340 8.1 135 62 17 36 42 Feb 11 80 47 9.8 145 13.6 237 18.1 358 9.8 145 64 22 39 43 Feb 12 77 47 8.7 153 12.4 250 17.0 375 8.7 153 67 19 42 44 Feb 13 61 50 2.0 155 5.6 255 10.6 385 2.0 155 92 36 68 45 Feb 14 66 42 3.6 159 6.2 261 9.7 395 3.6 159 94 28 66 46 Feb 15 71 40 5.3 164 8.2 270 11.6 407 5.3 164 83 24 53 47 Feb 16 75 44 7.5 172 10.7 280 14.6 421 7.5 172 67 18 41 48 Feb 17 64 39 2.3 174 4.7 285 7.6 429 2.3 174 87 19 44 49 Feb 18 68 30 3.3 177 5.5 290 8.3 437 3.3 177 83 9 47 50 Feb 19 59 36 0.6 178 2.3 293 4.8 442 0.6 178 85 45 66 51 Feb 20 59 31 0.6 179 2.1 295 4.2 446 0.6 179 84 29 53 52 Feb 21 68 25 2.9 182 5.0 300 7.4 454 2.9 182 76 15 41 53 Feb 22 72 37 5.5 187 8.1 308 11.3 465 5.5 187 40 11 23 54 Feb 23 76 35 6.5 194 9.2 317 12.2 477 6.5 194 33 9 20 55 Feb 24 80 39 8.8 202 11.8 329 15.2 492 8.8 202 43 10 24 --- ------ --- --- ---- ---- ---- ---- ---- ---- ---- ---- --- --- --- 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