Yuma Valley, Arizona Cotton Heat Stress for 2022 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 69.0 ns 122 May 2 69.2 ns 123 May 3 69.3 ns 124 May 4 69.0 ns 125 May 5 69.6 ns 126 May 6 70.6 ns 127 May 7 73.0 ns 128 May 8 70.0 ns 129 May 9 66.4 ns 130 May 10 67.0 ns 131 May 11 62.7 ns 132 May 12 65.0 ns 133 May 13 70.0 ns 134 May 14 71.9 ns 135 May 15 73.8 ns 136 May 16 75.6 ns 137 May 17 74.2 ns 138 May 18 72.9 ns 139 May 19 70.9 ns 140 May 20 72.2 ns 141 May 21 70.5 ns 142 May 22 71.0 ns 143 May 23 71.6 ns 144 May 24 72.8 ns 145 May 25 74.1 ns 146 May 26 74.4 ns 147 May 27 75.9 ns 148 May 28 73.7 ns 149 May 29 73.3 ns 150 May 30 73.9 ns 151 May 31 71.9 ns 152 Jun 1 73.7 ns 153 Jun 2 75.0 ns 154 Jun 3 75.4 ns 155 Jun 4 75.3 ns 156 Jun 5 76.4 ns 157 Jun 6 77.9 ns 158 Jun 7 79.1 ns 159 Jun 8 78.9 ns 160 Jun 9 79.6 ns 161 Jun 10 82.0 ns 162 Jun 11 83.6 L1 163 Jun 12 83.6 L1 164 Jun 13 81.9 ns 165 Jun 14 77.0 ns 166 Jun 15 78.0 ns 167 Jun 16 76.8 ns 168 Jun 17 78.5 ns 169 Jun 18 77.3 ns 170 Jun 19 74.3 ns 171 Jun 20 73.8 ns 172 Jun 21 76.8 ns 173 Jun 22 83.6 L1 174 Jun 23 86.0 L1 175 Jun 24 85.4 L1 176 Jun 25 83.6 L1 177 Jun 26 83.4 L1 178 Jun 27 84.2 L1 179 Jun 28 85.4 L1 180 Jun 29 84.8 L1 181 Jun 30 84.9 L1 182 Jul 1 83.6 L1 183 Jul 2 83.0 L1 184 Jul 3 81.6 ns 185 Jul 4 77.1 ns 186 Jul 5 78.4 ns 187 Jul 6 77.9 ns 188 Jul 7 78.2 ns 189 Jul 8 80.4 ns 190 Jul 9 83.1 L1 191 Jul 10 84.9 L1 192 Jul 11 85.2 L1 193 Jul 12 84.9 L1 194 Jul 13 85.7 L1 195 Jul 14 86.2 L2 196 Jul 15 85.9 L1 197 Jul 16 87.6 L2 198 Jul 17 88.5 L2 199 Jul 18 87.9 L2 200 Jul 19 86.7 L2 201 Jul 20 87.5 L2 202 Jul 21 87.3 L2 203 Jul 22 86.5 L2 204 Jul 23 86.8 L2 205 Jul 24 86.6 L2 206 Jul 25 86.4 L2 207 Jul 26 86.1 L2 208 Jul 27 84.9 L1 209 Jul 28 85.0 L1 210 Jul 29 85.2 L1 211 Jul 30 83.2 L1 212 Jul 31 83.6 L1 213 Aug 1 85.8 L1 214 Aug 2 86.5 L2 215 Aug 3 86.8 L2 216 Aug 4 83.6 L1 217 Aug 5 85.2 L1 218 Aug 6 87.3 L2 219 Aug 7 86.9 L2 220 Aug 8 86.6 L2 221 Aug 9 87.0 L2 222 Aug 10 87.6 L2 223 Aug 11 87.3 L2 224 Aug 12 86.4 L2 225 Aug 13 86.6 L2 226 Aug 14 86.8 L2 227 Aug 15 84.9 L1 228 Aug 16 87.3 L2 229 Aug 17 88.9 L2 230 Aug 18 88.4 L2 231 Aug 19 84.5 L1 232 Aug 20 83.6 L1 233 Aug 21 86.3 L2 234 Aug 22 85.0 L1 235 Aug 23 87.4 L2 236 Aug 24 87.6 L2 237 Aug 25 87.2 L2 238 Aug 26 88.3 L2 239 Aug 27 88.1 L2 240 Aug 28 87.7 L2 241 Aug 29 86.7 L2 242 Aug 30 88.4 L2 243 Aug 31 88.0 L2 244 Sep 1 88.8 L2 245 Sep 2 88.5 L2 246 Sep 3 87.4 L2 247 Sep 4 88.9 L2 248 Sep 5 86.8 L2 249 Sep 6 86.4 L2 250 Sep 7 87.3 L2 251 Sep 8 85.1 L1 252 Sep 9 79.7 ns 253 Sep 10 79.8 ns 254 Sep 11 80.2 ns 255 Sep 12 81.0 ns 256 Sep 13 80.7 ns 257 Sep 14 80.9 ns 258 Sep 15 79.4 ns 259 Sep 16 77.7 ns 260 Sep 17 79.2 ns 261 Sep 18 78.7 ns 262 Sep 19 78.6 ns 263 Sep 20 81.1 ns 264 Sep 21 84.9 L1 265 Sep 22 84.4 L1 266 Sep 23 84.6 L1 267 Sep 24 85.9 L1 268 Sep 25 84.0 L1 269 Sep 26 79.0 ns 270 Sep 27 82.2 ns 271 Sep 28 83.3 L1 272 Sep 29 82.9 L1 273 Sep 30 81.4 ns 274 Oct 1 81.0 ns 275 Oct 2 81.6 ns 276 Oct 3 80.5 ns 277 Oct 4 78.6 ns 278 Oct 5 79.0 ns 279 Oct 6 75.6 ns 280 Oct 7 75.4 ns 281 Oct 8 75.6 ns 282 Oct 9 74.9 ns 283 Oct 10 75.1 ns 284 Oct 11 75.6 ns 285 Oct 12 76.3 ns 286 Oct 13 76.8 ns 287 Oct 14 75.2 ns 288 Oct 15 74.0 ns 289 Oct 16 70.5 ns 290 Oct 17 71.1 ns 291 Oct 18 72.1 ns 292 Oct 19 72.2 ns 293 Oct 20 72.5 ns 294 Oct 21 71.8 ns 295 Oct 22 71.7 ns 296 Oct 23 65.6 ns 297 Oct 24 60.3 ns 298 Oct 25 57.3 ns 299 Oct 26 60.1 ns 300 Oct 27 62.0 ns 301 Oct 28 61.4 ns 302 Oct 29 59.7 ns 303 Oct 30 58.2 ns 304 Oct 31 60.0 ns