Safford, Arizona Cotton Heat Stress for 2021 DOY = Day of year ns = No Stress : Stress Value less than 82.4 L1 = Stress Level 1 : Stress Value from 82.4 to 86 L2 = Stress Level 2 : Stress Value greater than 86 DOY Date Stress --- ------ --------- 121 May 1 66.9 ns 122 May 2 68.8 ns 123 May 3 64.3 ns 124 May 4 63.3 ns 125 May 5 65.6 ns 126 May 6 69.9 ns 127 May 7 70.4 ns 128 May 8 65.5 ns 129 May 9 65.1 ns 130 May 10 68.5 ns 131 May 11 68.3 ns 132 May 12 66.9 ns 133 May 13 70.1 ns 134 May 14 72.0 ns 135 May 15 73.5 ns 136 May 16 68.9 ns 137 May 17 65.6 ns 138 May 18 66.6 ns 139 May 19 70.6 ns 140 May 20 73.4 ns 141 May 21 70.0 ns 142 May 22 65.6 ns 143 May 23 62.2 ns 144 May 24 64.0 ns 145 May 25 66.4 ns 146 May 26 68.5 ns 147 May 27 71.4 ns 148 May 28 70.0 ns 149 May 29 72.0 ns 150 May 30 73.0 ns 151 May 31 75.2 ns 152 Jun 1 72.5 ns 153 Jun 2 75.3 ns 154 Jun 3 76.3 ns 155 Jun 4 77.6 ns 156 Jun 5 77.9 ns 157 Jun 6 78.2 ns 158 Jun 7 73.5 ns 159 Jun 8 72.7 ns 160 Jun 9 72.4 ns 161 Jun 10 73.5 ns 162 Jun 11 74.9 ns 163 Jun 12 76.2 ns 164 Jun 13 78.8 ns 165 Jun 14 80.5 ns 166 Jun 15 81.0 ns 167 Jun 16 81.1 ns 168 Jun 17 79.9 ns 169 Jun 18 79.4 ns 170 Jun 19 82.6 L1 171 Jun 20 85.0 L1 172 Jun 21 83.1 L1 173 Jun 22 79.6 ns 174 Jun 23 80.6 ns 175 Jun 24 80.2 ns 176 Jun 25 80.6 ns 177 Jun 26 77.2 ns 178 Jun 27 75.6 ns 179 Jun 28 73.7 ns 180 Jun 29 75.3 ns 181 Jun 30 75.9 ns 182 Jul 1 76.8 ns 183 Jul 2 77.7 ns 184 Jul 3 77.8 ns 185 Jul 4 78.9 ns 186 Jul 5 80.2 ns 187 Jul 6 80.4 ns 188 Jul 7 80.3 ns 189 Jul 8 81.2 ns 190 Jul 9 82.9 L1 191 Jul 10 81.9 ns 192 Jul 11 82.9 L1 193 Jul 12 79.3 ns 194 Jul 13 79.4 ns 195 Jul 14 77.5 ns 196 Jul 15 75.9 ns 197 Jul 16 74.2 ns 198 Jul 17 77.6 ns 199 Jul 18 77.5 ns 200 Jul 19 77.9 ns 201 Jul 20 80.0 ns 202 Jul 21 80.5 ns 203 Jul 22 78.1 ns 204 Jul 23 73.7 ns 205 Jul 24 69.7 ns 206 Jul 25 71.9 ns 207 Jul 26 75.3 ns 208 Jul 27 76.8 ns 209 Jul 28 77.3 ns 210 Jul 29 76.8 ns 211 Jul 30 76.0 ns 212 Jul 31 77.3 ns 213 Aug 1 78.1 ns 214 Aug 2 78.8 ns 215 Aug 3 79.6 ns 216 Aug 4 80.1 ns 217 Aug 5 79.9 ns 218 Aug 6 81.6 ns 219 Aug 7 82.3 ns 220 Aug 8 80.3 ns 221 Aug 9 78.8 ns 222 Aug 10 74.7 ns 223 Aug 11 75.9 ns 224 Aug 12 77.4 ns 225 Aug 13 76.4 ns 226 Aug 14 75.0 ns 227 Aug 15 77.0 ns 228 Aug 16 75.5 ns 229 Aug 17 75.5 ns 230 Aug 18 73.1 ns 231 Aug 19 73.4 ns 232 Aug 20 75.0 ns 233 Aug 21 74.7 ns 234 Aug 22 76.3 ns 235 Aug 23 76.3 ns 236 Aug 24 76.9 ns 237 Aug 25 78.2 ns 238 Aug 26 78.8 ns 239 Aug 27 77.2 ns 240 Aug 28 75.6 ns 241 Aug 29 76.9 ns 242 Aug 30 75.9 ns 243 Aug 31 75.1 ns 244 Sep 1 72.6 ns 245 Sep 2 73.3 ns 246 Sep 3 74.0 ns 247 Sep 4 78.5 ns 248 Sep 5 75.7 ns 249 Sep 6 74.5 ns 250 Sep 7 74.9 ns 251 Sep 8 76.0 ns 252 Sep 9 74.7 ns 253 Sep 10 72.9 ns 254 Sep 11 71.4 ns 255 Sep 12 71.2 ns 256 Sep 13 72.8 ns 257 Sep 14 72.7 ns 258 Sep 15 73.1 ns 259 Sep 16 70.7 ns 260 Sep 17 71.9 ns 261 Sep 18 73.8 ns 262 Sep 19 76.1 ns 263 Sep 20 72.7 ns 264 Sep 21 67.7 ns 265 Sep 22 68.6 ns 266 Sep 23 67.6 ns 267 Sep 24 71.7 ns 268 Sep 25 68.7 ns 269 Sep 26 65.1 ns 270 Sep 27 64.2 ns 271 Sep 28 65.8 ns 272 Sep 29 66.7 ns 273 Sep 30 61.0 ns 274 Oct 1 60.2 ns 275 Oct 2 60.4 ns 276 Oct 3 65.0 ns 277 Oct 4 67.7 ns 278 Oct 5 66.3 ns 279 Oct 6 66.2 ns 280 Oct 7 65.3 ns 281 Oct 8 65.5 ns 282 Oct 9 64.5 ns 283 Oct 10 59.2 ns 284 Oct 11 59.2 ns 285 Oct 12 53.4 ns 286 Oct 13 46.9 ns 287 Oct 14 49.9 ns 288 Oct 15 51.9 ns 289 Oct 16 56.3 ns 290 Oct 17 59.7 ns 291 Oct 18 59.8 ns 292 Oct 19 59.5 ns 293 Oct 20 55.4 ns 294 Oct 21 56.8 ns 295 Oct 22 59.2 ns 296 Oct 23 55.8 ns 297 Oct 24 56.5 ns 298 Oct 25 61.1 ns 299 Oct 26 58.1 ns 300 Oct 27 53.6 ns 301 Oct 28 50.2 ns 302 Oct 29 55.3 ns 303 Oct 30 55.4 ns 304 Oct 31 54.4 ns 305 Nov 1 55.4 ns