San Simon, Arizona Cotton Heat Stress for 2023 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 65.2 ns 122 May 2 63.9 ns 123 May 3 62.1 ns 124 May 4 62.2 ns 125 May 5 59.4 ns 126 May 6 59.2 ns 127 May 7 59.6 ns 128 May 8 61.8 ns 129 May 9 62.6 ns 130 May 10 58.5 ns 131 May 11 54.7 ns 132 May 12 60.0 ns 133 May 13 63.8 ns 134 May 14 66.6 ns 135 May 15 67.5 ns 136 May 16 68.8 ns 137 May 17 64.6 ns 138 May 18 63.6 ns 139 May 19 64.6 ns 140 May 20 64.5 ns 141 May 21 66.8 ns 142 May 22 65.6 ns 143 May 23 66.1 ns 144 May 24 65.0 ns 145 May 25 65.6 ns 146 May 26 66.2 ns 147 May 27 66.8 ns 148 May 28 64.4 ns 149 May 29 65.0 ns 150 May 30 67.4 ns 151 May 31 66.9 ns 152 Jun 1 63.3 ns 153 Jun 2 64.7 ns 154 Jun 3 64.7 ns 155 Jun 4 66.7 ns 156 Jun 5 69.0 ns 157 Jun 6 72.2 ns 158 Jun 7 65.4 ns 159 Jun 8 65.3 ns 160 Jun 9 62.2 ns 161 Jun 10 66.7 ns 162 Jun 11 68.3 ns 163 Jun 12 65.5 ns 164 Jun 13 63.4 ns 165 Jun 14 67.1 ns 166 Jun 15 70.1 ns 167 Jun 16 69.4 ns 168 Jun 17 69.3 ns 169 Jun 18 71.1 ns 170 Jun 19 75.1 ns 171 Jun 20 73.2 ns 172 Jun 21 70.7 ns 173 Jun 22 73.5 ns 174 Jun 23 73.4 ns 175 Jun 24 69.9 ns 176 Jun 25 71.7 ns 177 Jun 26 77.0 ns 178 Jun 27 78.7 ns 179 Jun 28 76.0 ns 180 Jun 29 76.1 ns 181 Jun 30 70.5 ns 182 Jul 1 69.6 ns 183 Jul 2 73.0 ns 184 Jul 3 76.2 ns 185 Jul 4 76.5 ns 186 Jul 5 74.6 ns 187 Jul 6 75.4 ns 188 Jul 7 77.0 ns 189 Jul 8 75.8 ns 190 Jul 9 77.5 ns 191 Jul 10 81.4 ns 192 Jul 11 80.2 ns 193 Jul 12 78.3 ns 194 Jul 13 80.2 ns 195 Jul 14 81.6 ns 196 Jul 15 82.5 L1 197 Jul 16 80.7 ns 198 Jul 17 82.8 L1 199 Jul 18 81.0 ns 200 Jul 19 80.6 ns 201 Jul 20 77.9 ns 202 Jul 21 79.5 ns 203 Jul 22 81.0 ns 204 Jul 23 78.6 ns 205 Jul 24 77.5 ns 206 Jul 25 77.7 ns 207 Jul 26 80.4 ns 208 Jul 27 80.5 ns 209 Jul 28 79.0 ns 210 Jul 29 79.5 ns 211 Jul 30 78.6 ns 212 Jul 31 75.9 ns 213 Aug 1 74.5 ns 214 Aug 2 76.2 ns 215 Aug 3 76.3 ns 216 Aug 4 75.3 ns 217 Aug 5 75.8 ns 218 Aug 6 78.1 ns 219 Aug 7 76.2 ns 220 Aug 8 75.0 ns 221 Aug 9 75.0 ns 222 Aug 10 74.9 ns 223 Aug 11 69.9 ns 224 Aug 12 72.6 ns 225 Aug 13 70.5 ns 226 Aug 14 74.8 ns 227 Aug 15 75.6 ns 228 Aug 16 75.6 ns 229 Aug 17 76.2 ns 230 Aug 18 73.5 ns 231 Aug 19 72.1 ns 232 Aug 20 74.7 ns 233 Aug 21 75.2 ns 234 Aug 22 75.4 ns 235 Aug 23 69.9 ns 236 Aug 24 72.0 ns 237 Aug 25 75.0 ns 238 Aug 26 74.5 ns 239 Aug 27 75.8 ns 240 Aug 28 76.9 ns 241 Aug 29 76.6 ns 242 Aug 30 75.6 ns 243 Aug 31 72.9 ns 244 Sep 1 71.2 ns 245 Sep 2 71.9 ns 246 Sep 3 73.8 ns 247 Sep 4 71.2 ns 248 Sep 5 68.5 ns 249 Sep 6 71.0 ns 250 Sep 7 72.5 ns 251 Sep 8 73.0 ns 252 Sep 9 72.1 ns 253 Sep 10 72.0 ns 254 Sep 11 73.5 ns 255 Sep 12 69.7 ns 256 Sep 13 65.1 ns 257 Sep 14 66.5 ns 258 Sep 15 67.9 ns 259 Sep 16 68.9 ns 260 Sep 17 70.9 ns 261 Sep 18 69.2 ns 262 Sep 19 65.7 ns 263 Sep 20 62.5 ns 264 Sep 21 68.6 ns 265 Sep 22 68.7 ns 266 Sep 23 64.8 ns 267 Sep 24 63.3 ns 268 Sep 25 63.7 ns 269 Sep 26 65.6 ns 270 Sep 27 66.0 ns 271 Sep 28 65.4 ns 272 Sep 29 66.3 ns 273 Sep 30 66.3 ns 274 Oct 1 68.1 ns 275 Oct 2 67.4 ns 276 Oct 3 57.4 ns 277 Oct 4 56.1 ns 278 Oct 5 58.4 ns 279 Oct 6 67.2 ns 280 Oct 7 65.4 ns 281 Oct 8 61.4 ns 282 Oct 9 62.2 ns 283 Oct 10 61.1 ns 284 Oct 11 62.4 ns 285 Oct 12 63.4 ns 286 Oct 13 59.2 ns 287 Oct 14 58.2 ns 288 Oct 15 60.5 ns 289 Oct 16 63.2 ns 290 Oct 17 62.2 ns 291 Oct 18 60.6 ns 292 Oct 19 59.7 ns 293 Oct 20 60.2 ns 294 Oct 21 60.2 ns 295 Oct 22 61.0 ns 296 Oct 23 59.3 ns 297 Oct 24 52.8 ns 298 Oct 25 52.4 ns 299 Oct 26 54.1 ns 300 Oct 27 55.8 ns 301 Oct 28 54.8 ns 302 Oct 29 51.7 ns 303 Oct 30 43.6 ns 304 Oct 31 44.0 ns 305 Nov 1 44.7 ns 306 Nov 2 44.7 ns 307 Nov 3 47.6 ns 308 Nov 4 50.2 ns 309 Nov 5 52.4 ns 310 Nov 6 55.0 ns 311 Nov 7 57.1 ns 312 Nov 8 52.2 ns 313 Nov 9 48.3 ns 314 Nov 10 49.6 ns 315 Nov 11 50.8 ns 316 Nov 12 50.3 ns 317 Nov 13 55.2 ns 318 Nov 14 53.4 ns 319 Nov 15 51.2 ns 320 Nov 16 55.1 ns 321 Nov 17 57.9 ns 322 Nov 18 59.4 ns 323 Nov 19 52.8 ns 324 Nov 20 45.7 ns 325 Nov 21 46.1 ns 326 Nov 22 39.5 ns 327 Nov 23 39.1 ns 328 Nov 24 44.8 ns 329 Nov 25 43.3 ns 330 Nov 26 41.3 ns 331 Nov 27 45.0 ns 332 Nov 28 46.0 ns 333 Nov 29 47.8 ns 334 Nov 30 45.1 ns 335 Dec 1 37.6 ns 336 Dec 2 35.8 ns 337 Dec 3 35.6 ns 338 Dec 4 39.7 ns 339 Dec 5 44.4 ns 340 Dec 6 44.5 ns 341 Dec 7 44.2 ns 342 Dec 8 42.1 ns 343 Dec 9 35.5 ns