Coolidge, 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 69.3 ns 122 May 2 67.4 ns 123 May 3 66.9 ns 124 May 4 63.3 ns 125 May 5 60.8 ns 126 May 6 62.7 ns 127 May 7 64.2 ns 128 May 8 65.7 ns 129 May 9 68.2 ns 130 May 10 62.0 ns 131 May 11 62.0 ns 132 May 12 66.8 ns 133 May 13 70.3 ns 134 May 14 75.3 ns 135 May 15 77.7 ns 136 May 16 76.8 ns 137 May 17 77.3 ns 138 May 18 75.8 ns 139 May 19 73.7 ns 140 May 20 74.0 ns 141 May 21 74.3 ns 142 May 22 74.8 ns 143 May 23 73.2 ns 144 May 24 72.5 ns 145 May 25 72.3 ns 146 May 26 71.4 ns 147 May 27 69.3 ns 148 May 28 71.7 ns 149 May 29 73.0 ns 150 May 30 72.6 ns 151 May 31 68.2 ns 152 Jun 1 68.0 ns 153 Jun 2 71.1 ns 154 Jun 3 72.3 ns 155 Jun 4 74.6 ns 156 Jun 5 74.1 ns 157 Jun 6 71.6 ns 158 Jun 7 70.2 ns 159 Jun 8 69.9 ns 160 Jun 9 69.3 ns 161 Jun 10 70.4 ns 162 Jun 11 70.1 ns 163 Jun 12 68.9 ns 164 Jun 13 71.5 ns 165 Jun 14 72.7 ns 166 Jun 15 73.3 ns 167 Jun 16 74.4 ns 168 Jun 17 74.7 ns 169 Jun 18 76.1 ns 170 Jun 19 76.0 ns 171 Jun 20 77.4 ns 172 Jun 21 75.6 ns 173 Jun 22 74.7 ns 174 Jun 23 72.8 ns 175 Jun 24 71.6 ns 176 Jun 25 75.6 ns 177 Jun 26 77.7 ns 178 Jun 27 77.7 ns 179 Jun 28 77.0 ns 180 Jun 29 75.0 ns 181 Jun 30 75.7 ns 182 Jul 1 78.5 ns 183 Jul 2 81.1 ns 184 Jul 3 81.9 ns 185 Jul 4 81.6 ns 186 Jul 5 81.4 ns 187 Jul 6 81.2 ns 188 Jul 7 81.2 ns 189 Jul 8 81.4 ns 190 Jul 9 82.0 ns 191 Jul 10 84.3 L1 192 Jul 11 87.5 L2 193 Jul 12 86.8 L2 194 Jul 13 88.0 L2 195 Jul 14 86.7 L2 196 Jul 15 87.6 L2 197 Jul 16 87.6 L2 198 Jul 17 86.6 L2 199 Jul 18 87.1 L2 200 Jul 19 86.7 L2 201 Jul 20 85.1 L1 202 Jul 21 86.7 L2 203 Jul 22 87.6 L2 204 Jul 23 84.9 L1 205 Jul 24 86.9 L2 206 Jul 25 86.6 L2 207 Jul 26 85.9 L1 208 Jul 27 85.9 L1 209 Jul 28 87.4 L2 210 Jul 29 87.1 L2 211 Jul 30 87.0 L2 212 Jul 31 82.1 ns 213 Aug 1 83.2 L1 214 Aug 2 85.8 L1 215 Aug 3 83.6 L1 216 Aug 4 81.7 ns 217 Aug 5 82.4 L1 218 Aug 6 84.1 L1 219 Aug 7 87.4 L2 220 Aug 8 84.8 L1 221 Aug 9 84.9 L1 222 Aug 10 85.3 L1 223 Aug 11 83.7 L1 224 Aug 12 82.1 ns 225 Aug 13 81.7 ns 226 Aug 14 82.7 L1 227 Aug 15 86.8 L2 228 Aug 16 85.9 L1 229 Aug 17 86.4 L2 230 Aug 18 84.0 L1 231 Aug 19 79.4 ns 232 Aug 20 81.7 ns 233 Aug 21 78.1 ns 234 Aug 22 79.1 ns 235 Aug 23 81.3 ns 236 Aug 24 83.1 L1 237 Aug 25 83.8 L1 238 Aug 26 86.4 L2 239 Aug 27 87.7 L2 240 Aug 28 87.1 L2 241 Aug 29 86.2 L2 242 Aug 30 85.0 L1 243 Aug 31 81.9 ns 244 Sep 1 77.1 ns 245 Sep 2 80.1 ns 246 Sep 3 79.8 ns 247 Sep 4 78.2 ns 248 Sep 5 75.4 ns 249 Sep 6 75.4 ns 250 Sep 7 76.8 ns 251 Sep 8 80.5 ns 252 Sep 9 80.7 ns 253 Sep 10 81.3 ns 254 Sep 11 82.5 L1 255 Sep 12 80.4 ns 256 Sep 13 78.1 ns 257 Sep 14 78.2 ns 258 Sep 15 74.8 ns 259 Sep 16 74.4 ns 260 Sep 17 76.3 ns 261 Sep 18 73.8 ns 262 Sep 19 70.4 ns 263 Sep 20 70.0 ns 264 Sep 21 70.0 ns 265 Sep 22 68.0 ns 266 Sep 23 70.8 ns 267 Sep 24 71.3 ns 268 Sep 25 71.3 ns 269 Sep 26 72.9 ns 270 Sep 27 72.2 ns 271 Sep 28 73.0 ns 272 Sep 29 72.3 ns 273 Sep 30 70.2 ns 274 Oct 1 67.4 ns 275 Oct 2 65.3 ns 276 Oct 3 63.8 ns 277 Oct 4 64.4 ns 278 Oct 5 66.1 ns 279 Oct 6 70.4 ns 280 Oct 7 78.8 ns 281 Oct 8 74.9 ns 282 Oct 9 71.1 ns 283 Oct 10 70.7 ns 284 Oct 11 69.9 ns 285 Oct 12 65.1 ns 286 Oct 13 62.6 ns 287 Oct 14 64.5 ns 288 Oct 15 67.4 ns 289 Oct 16 72.0 ns 290 Oct 17 70.6 ns 291 Oct 18 67.9 ns 292 Oct 19 68.0 ns 293 Oct 20 67.5 ns 294 Oct 21 67.7 ns 295 Oct 22 68.0 ns 296 Oct 23 67.3 ns 297 Oct 24 64.4 ns 298 Oct 25 62.5 ns 299 Oct 26 61.3 ns 300 Oct 27 62.2 ns 301 Oct 28 61.7 ns 302 Oct 29 54.8 ns 303 Oct 30 52.7 ns 304 Oct 31 59.6 ns 305 Nov 1 60.3 ns 306 Nov 2 56.1 ns 307 Nov 3 55.5 ns 308 Nov 4 55.8 ns 309 Nov 5 58.2 ns 310 Nov 6 60.4 ns 311 Nov 7 60.8 ns 312 Nov 8 56.3 ns 313 Nov 9 49.6 ns 314 Nov 10 47.3 ns 315 Nov 11 54.0 ns 316 Nov 12 59.2 ns 317 Nov 13 64.9 ns 318 Nov 14 67.9 ns 319 Nov 15 65.1 ns 320 Nov 16 63.4 ns 321 Nov 17 65.2 ns 322 Nov 18 61.8 ns 323 Nov 19 56.1 ns 324 Nov 20 52.6 ns 325 Nov 21 56.7 ns 326 Nov 22 52.9 ns 327 Nov 23 48.0 ns 328 Nov 24 50.8 ns 329 Nov 25 51.4 ns 330 Nov 26 46.5 ns 331 Nov 27 49.7 ns 332 Nov 28 54.1 ns 333 Nov 29 51.8 ns 334 Nov 30 50.0 ns 335 Dec 1 50.0 ns 336 Dec 2 46.3 ns 337 Dec 3 44.2 ns 338 Dec 4 45.7 ns 339 Dec 5 50.8 ns 340 Dec 6 52.9 ns 341 Dec 7 50.9 ns 342 Dec 8 46.9 ns 343 Dec 9 41.7 ns