Bonita, Arizona Cotton Heat Stress for 2025 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 57.8 ns 122 May 2 58.4 ns 123 May 3 62.2 ns 124 May 4 54.6 ns 125 May 5 48.0 ns 126 May 6 50.0 ns 127 May 7 54.0 ns 128 May 8 59.0 ns 129 May 9 65.4 ns 130 May 10 65.0 ns 131 May 11 65.4 ns 132 May 12 67.4 ns 133 May 13 63.8 ns 134 May 14 57.7 ns 135 May 15 55.2 ns 136 May 16 59.0 ns 137 May 17 61.6 ns 138 May 18 59.9 ns 139 May 19 57.7 ns 140 May 20 60.1 ns 141 May 21 63.6 ns 142 May 22 65.7 ns 143 May 23 66.0 ns 144 May 24 64.1 ns 145 May 25 62.1 ns 146 May 26 62.5 ns 147 May 27 63.1 ns 148 May 28 64.5 ns 149 May 29 65.0 ns 150 May 30 65.9 ns 151 May 31 71.9 ns 152 Jun 1 68.4 ns 153 Jun 2 65.3 ns 154 Jun 3 66.9 ns 155 Jun 4 68.6 ns 156 Jun 5 67.6 ns 157 Jun 6 68.4 ns 158 Jun 7 69.0 ns 159 Jun 8 68.7 ns 160 Jun 9 67.4 ns 161 Jun 10 68.7 ns 162 Jun 11 70.1 ns 163 Jun 12 72.1 ns 164 Jun 13 72.4 ns 165 Jun 14 72.2 ns 166 Jun 15 73.9 ns 167 Jun 16 73.4 ns 168 Jun 17 71.9 ns 169 Jun 18 72.2 ns 170 Jun 19 73.9 ns 171 Jun 20 73.6 ns 172 Jun 21 72.8 ns 173 Jun 22 70.5 ns 174 Jun 23 71.4 ns 175 Jun 24 70.5 ns 176 Jun 25 72.0 ns 177 Jun 26 72.1 ns 178 Jun 27 73.2 ns 179 Jun 28 74.0 ns 180 Jun 29 76.1 ns 181 Jun 30 75.2 ns 182 Jul 1 74.5 ns 183 Jul 2 72.6 ns 184 Jul 3 70.7 ns 185 Jul 4 73.2 ns 186 Jul 5 73.7 ns 187 Jul 6 75.4 ns 188 Jul 7 75.9 ns 189 Jul 8 76.2 ns 190 Jul 9 77.5 ns 191 Jul 10 76.9 ns 192 Jul 11 77.3 ns 193 Jul 12 76.0 ns 194 Jul 13 74.3 ns 195 Jul 14 74.0 ns 196 Jul 15 72.3 ns 197 Jul 16 70.9 ns 198 Jul 17 72.6 ns 199 Jul 18 73.0 ns 200 Jul 19 73.1 ns 201 Jul 20 72.9 ns 202 Jul 21 70.5 ns 203 Jul 22 69.2 ns 204 Jul 23 70.0 ns 205 Jul 24 68.7 ns 206 Jul 25 70.2 ns 207 Jul 26 71.0 ns 208 Jul 27 73.6 ns 209 Jul 28 73.8 ns 210 Jul 29 73.9 ns 211 Jul 30 74.6 ns 212 Jul 31 73.2 ns 213 Aug 1 74.9 ns 214 Aug 2 75.6 ns 215 Aug 3 72.6 ns 216 Aug 4 72.2 ns 217 Aug 5 74.5 ns 218 Aug 6 77.1 ns 219 Aug 7 76.9 ns 220 Aug 8 74.9 ns 221 Aug 9 76.7 ns 222 Aug 10 72.1 ns 223 Aug 11 74.7 ns 224 Aug 12 73.0 ns 225 Aug 13 71.4 ns 226 Aug 14 73.3 ns 227 Aug 15 69.4 ns 228 Aug 16 68.3 ns 229 Aug 17 70.7 ns 230 Aug 18 74.3 ns 231 Aug 19 73.9 ns 232 Aug 20 76.1 ns 233 Aug 21 77.4 ns 234 Aug 22 75.2 ns 235 Aug 23 74.0 ns 236 Aug 24 74.2 ns 237 Aug 25 74.2 ns 238 Aug 26 69.9 ns 239 Aug 27 69.8 ns 240 Aug 28 73.5 ns 241 Aug 29 72.1 ns 242 Aug 30 71.6 ns 243 Aug 31 69.6 ns 244 Sep 1 71.5 ns 245 Sep 2 73.1 ns 246 Sep 3 70.4 ns 247 Sep 4 65.9 ns 248 Sep 5 67.0 ns 249 Sep 6 69.3 ns 250 Sep 7 70.7 ns 251 Sep 8 72.1 ns 252 Sep 9 72.7 ns 253 Sep 10 69.7 ns 254 Sep 11 67.1 ns 255 Sep 12 67.4 ns 256 Sep 13 67.2 ns 257 Sep 14 67.9 ns 258 Sep 15 70.5 ns 259 Sep 16 70.1 ns 260 Sep 17 71.0 ns 261 Sep 18 70.9 ns 262 Sep 19 67.9 ns 263 Sep 20 68.8 ns 264 Sep 21 66.7 ns 265 Sep 22 68.3 ns 266 Sep 23 70.2 ns 267 Sep 24 71.0 ns 268 Sep 25 68.8 ns 269 Sep 26 61.3 ns 270 Sep 27 60.2 ns 271 Sep 28 62.4 ns 272 Sep 29 62.6 ns 273 Sep 30 63.9 ns 274 Oct 1 62.6 ns 275 Oct 2 64.9 ns 276 Oct 3 65.3 ns 277 Oct 4 63.3 ns 278 Oct 5 58.7 ns 279 Oct 6 58.5 ns 280 Oct 7 60.6 ns 281 Oct 8 65.2 ns 282 Oct 9 69.1 ns 283 Oct 10 72.2 ns 284 Oct 11 67.3 ns 285 Oct 12 64.1 ns 286 Oct 13 61.5 ns 287 Oct 14 62.1 ns 288 Oct 15 58.9 ns 289 Oct 16 55.5 ns 290 Oct 17 54.6 ns 291 Oct 18 52.0 ns 292 Oct 19 54.7 ns 293 Oct 20 55.0 ns 294 Oct 21 55.1 ns 295 Oct 22 59.7 ns 296 Oct 23 57.4 ns 297 Oct 24 51.3 ns 298 Oct 25 52.4 ns 299 Oct 26 52.7 ns 300 Oct 27 53.5 ns 301 Oct 28 55.7 ns 302 Oct 29 54.6 ns 303 Oct 30 52.0 ns 304 Oct 31 52.5 ns 305 Nov 1 52.2 ns 306 Nov 2 53.2 ns 307 Nov 3 54.8 ns 308 Nov 4 53.2 ns 309 Nov 5 51.6 ns 310 Nov 6 52.2 ns 311 Nov 7 51.7 ns 312 Nov 8 51.1 ns 313 Nov 9 51.9 ns 314 Nov 10 51.0 ns 315 Nov 11 49.0 ns 316 Nov 12 50.3 ns 317 Nov 13 52.4 ns 318 Nov 14 54.5 ns 319 Nov 15 54.4 ns 320 Nov 16 53.3 ns 321 Nov 17 47.1 ns 322 Nov 18 47.9 ns 323 Nov 19 49.5 ns 324 Nov 20 41.6 ns 325 Nov 21 38.9 ns 326 Nov 22 48.3 ns 327 Nov 23 43.8 ns 328 Nov 24 42.9 ns 329 Nov 25 42.4 ns 330 Nov 26 43.4 ns 331 Nov 27 44.9 ns 332 Nov 28 46.7 ns 333 Nov 29 44.3 ns 334 Nov 30 44.6 ns 335 Dec 1 43.5 ns 336 Dec 2 41.5 ns 337 Dec 3 40.7 ns 338 Dec 4 35.5 ns 339 Dec 5 38.3 ns 340 Dec 6 39.1 ns 341 Dec 7 40.6 ns 342 Dec 8 40.0 ns 343 Dec 9 42.2 ns