Roll, Arizona Cotton Heat Stress for 2020 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 --- ------ --------- 122 May 1 72.0 ns 123 May 2 71.0 ns 124 May 3 70.7 ns 125 May 4 71.2 ns 126 May 5 72.5 ns 127 May 6 73.8 ns 128 May 7 75.3 ns 129 May 8 76.1 ns 130 May 9 76.3 ns 131 May 10 75.7 ns 132 May 11 72.2 ns 133 May 12 69.8 ns 134 May 13 67.5 ns 135 May 14 68.4 ns 136 May 15 71.1 ns 137 May 16 71.9 ns 138 May 17 71.2 ns 139 May 18 71.6 ns 140 May 19 66.7 ns 141 May 20 63.6 ns 142 May 21 66.7 ns 143 May 22 68.7 ns 144 May 23 68.5 ns 145 May 24 70.7 ns 146 May 25 71.7 ns 147 May 26 73.5 ns 148 May 27 76.2 ns 149 May 28 76.0 ns 150 May 29 76.6 ns 151 May 30 77.7 ns 152 May 31 74.1 ns 153 Jun 1 75.9 ns 154 Jun 2 79.1 ns 155 Jun 3 81.8 ns 156 Jun 4 80.2 ns 157 Jun 5 75.0 ns 158 Jun 6 71.1 ns 159 Jun 7 70.3 ns 160 Jun 8 69.7 ns 161 Jun 9 68.1 ns 162 Jun 10 70.9 ns 163 Jun 11 73.6 ns 164 Jun 12 74.5 ns 165 Jun 13 72.7 ns 166 Jun 14 72.1 ns 167 Jun 15 72.3 ns 168 Jun 16 74.0 ns 169 Jun 17 75.0 ns 170 Jun 18 76.0 ns 171 Jun 19 75.7 ns 172 Jun 20 76.6 ns 173 Jun 21 76.6 ns 174 Jun 22 76.8 ns 175 Jun 23 75.2 ns 176 Jun 24 76.8 ns 177 Jun 25 76.5 ns 178 Jun 26 78.6 ns 179 Jun 27 78.8 ns 180 Jun 28 79.4 ns 181 Jun 29 76.2 ns 182 Jun 30 76.1 ns 183 Jul 1 74.1 ns 184 Jul 2 79.4 ns 185 Jul 3 83.1 L1 186 Jul 4 84.4 L1 187 Jul 5 82.7 L1 188 Jul 6 83.5 L1 189 Jul 7 85.2 L1 190 Jul 8 83.9 L1 191 Jul 9 82.7 L1 192 Jul 10 84.9 L1 193 Jul 11 86.2 L2 194 Jul 12 88.1 L2 195 Jul 13 87.1 L2 196 Jul 14 85.9 L1 197 Jul 15 83.7 L1 198 Jul 16 82.0 ns 199 Jul 17 82.6 L1 200 Jul 18 83.5 L1 201 Jul 19 83.7 L1 202 Jul 20 82.0 ns 203 Jul 21 83.6 L1 204 Jul 22 85.6 L1 205 Jul 23 84.8 L1 206 Jul 24 81.0 ns 207 Jul 25 78.5 ns 208 Jul 26 83.8 L1 209 Jul 27 85.0 L1 210 Jul 28 84.2 L1 211 Jul 29 86.4 L2 212 Jul 30 88.3 L2 213 Jul 31 88.9 L2 214 Aug 1 89.2 L2 215 Aug 2 87.7 L2 216 Aug 3 85.9 L1 217 Aug 4 87.5 L2 218 Aug 5 82.5 L1 219 Aug 6 80.0 ns 220 Aug 7 81.0 ns 221 Aug 8 80.5 ns 222 Aug 9 80.0 ns 223 Aug 10 81.2 ns 224 Aug 11 86.5 L2 225 Aug 12 88.8 L2 226 Aug 13 89.9 L2 227 Aug 14 88.6 L2 228 Aug 15 90.0 L2 229 Aug 16 89.8 L2 230 Aug 17 90.9 L2 231 Aug 18 89.4 L2 232 Aug 19 89.9 L2 233 Aug 20 87.8 L2 234 Aug 21 86.7 L2 235 Aug 22 86.4 L2 236 Aug 23 88.0 L2 237 Aug 24 89.1 L2 238 Aug 25 88.7 L2 239 Aug 26 87.9 L2 240 Aug 27 87.4 L2 241 Aug 28 87.1 L2 242 Aug 29 87.8 L2 243 Aug 30 85.8 L1 244 Aug 31 84.4 L1 245 Sep 1 84.2 L1 246 Sep 2 85.8 L1 247 Sep 3 86.3 L2 248 Sep 4 86.7 L2 249 Sep 5 85.8 L1 250 Sep 6 84.8 L1 251 Sep 7 86.0 L2 252 Sep 8 81.5 ns 253 Sep 9 72.7 ns 254 Sep 10 69.6 ns 255 Sep 11 67.5 ns 256 Sep 12 70.4 ns 257 Sep 13 74.4 ns 258 Sep 14 78.9 ns 259 Sep 15 80.0 ns 260 Sep 16 80.0 ns 261 Sep 17 78.6 ns 262 Sep 18 78.3 ns 263 Sep 19 80.3 ns 264 Sep 20 81.0 ns 265 Sep 21 80.9 ns 266 Sep 22 78.8 ns 267 Sep 23 76.8 ns 268 Sep 24 77.0 ns 269 Sep 25 76.1 ns 270 Sep 26 74.5 ns 271 Sep 27 73.9 ns 272 Sep 28 75.2 ns 273 Sep 29 75.4 ns 274 Sep 30 75.6 ns 275 Oct 1 73.8 ns 276 Oct 2 73.1 ns 277 Oct 3 73.5 ns 278 Oct 4 75.2 ns 279 Oct 5 74.8 ns 280 Oct 6 72.5 ns 281 Oct 7 72.5 ns 282 Oct 8 74.1 ns 283 Oct 9 71.3 ns 284 Oct 10 69.7 ns 285 Oct 11 69.6 ns 286 Oct 12 70.3 ns 287 Oct 13 70.7 ns 288 Oct 14 70.9 ns 289 Oct 15 70.9 ns 290 Oct 16 70.4 ns 291 Oct 17 68.2 ns 292 Oct 18 68.9 ns 293 Oct 19 70.4 ns 294 Oct 20 68.0 ns 295 Oct 21 67.6 ns 296 Oct 22 69.8 ns 297 Oct 23 69.2 ns 298 Oct 24 69.4 ns 299 Oct 25 67.5 ns 300 Oct 26 55.4 ns 301 Oct 27 52.1 ns 302 Oct 28 49.2 ns 303 Oct 29 54.8 ns 304 Oct 30 57.4 ns 305 Oct 31 58.8 ns