| REDFIELD | |||||||||||||||||||
| Lat:44d48' N | |||||||||||||||||||
| Long:98d23' W | |||||||||||||||||||
| Growing Degree Days | Crop Water Use (Evapotranspiration) | ||||||||||||||||||
| (inches per day) | |||||||||||||||||||
| Relative | Wind | Solar | 24 hr | 4" soil | Base 40 | Base 50 | Alfalfa | Corn | Soybeans | ||||||||||
| Station | Temperature | Humidity | Speed | Radiance | Rainfall | Temp | Since | Emerged | Emerged | ||||||||||
| Date | Max (F) | Min (F) | Max | Min | (mph) | (MJ/m2) | (in.) | (F) | Daily | Cumul | Daily | Cumul | Daily | 5/1/02 | Daily | 5/15/02 | Daily | 6/1/02 | |
| 2-Sep | 21 | 75.5 | 49.1 | 97.5 | 28.4 | 9.2 | 24.2 | 0.0 | 70.4 | 22.3 | 2,332.0 | 12.8 | 1,483.1 | 0.29 | 33.6 | 0.16 | 11.8 | 0.22 | 9.1 |
| 1-Sep | 21 | 85.2 | 63.3 | 97.7 | 57.7 | 5.8 | 22.7 | 0.1 | 73.3 | 34.2 | 2,309.7 | 24.2 | 1,470.4 | 0.22 | 33.4 | 0.13 | 11.6 | 0.17 | 8.9 |
| 31-Aug | 21 | 87.2 | 64.8 | 92.8 | 53.1 | 11.0 | 22.3 | 0.0 | 71.5 | 35.4 | 2,275.5 | 25.4 | 1,446.1 | 0.29 | 33.1 | 0.18 | 11.5 | 0.24 | 8.7 |
| 30-Aug | 21 | 76.6 | 65.4 | 94.9 | 73.4 | 14.1 | 10.9 | 0.0 | 70.9 | 31.0 | 2,240.1 | 21.0 | 1,420.8 | 0.15 | 32.8 | 0.09 | 11.3 | 0.13 | 8.5 |
| 29-Aug | 21 | 82.6 | 61.1 | 99.1 | 53.4 | 7.5 | 21.0 | 0.4 | 70.8 | 31.8 | 2,209.1 | 21.8 | 1,399.8 | 0.23 | 32.7 | 0.14 | 11.2 | 0.19 | 8.4 |
| 28-Aug | 21 | 85.6 | 62.8 | 98.2 | 52.4 | 7.1 | 12.8 | 0.0 | 70.9 | 34.2 | 2,177.3 | 24.2 | 1,377.9 | 0.20 | 32.5 | 0.13 | 11.1 | 0.18 | 8.2 |
| 27-Aug | 21 | 84.0 | 62.0 | 98.6 | 53.1 | 7.8 | 22.5 | 0.0 | 71.3 | 33.0 | 2,143.1 | 23.0 | 1,353.7 | 0.24 | 32.3 | 0.16 | 10.9 | 0.22 | 8.0 |
| 26-Aug | 21 | 85.8 | 57.6 | 99.4 | 45.5 | 5.8 | 18.7 | 0.0 | 70.8 | 31.7 | 2,110.1 | 21.7 | 1,330.7 | 0.23 | 32.0 | 0.16 | 10.8 | 0.21 | 7.8 |
| 25-Aug | 21 | 88.8 | 56.3 | 100.0 | 33.5 | 4.0 | 25.5 | 0.0 | 71.2 | 31.1 | 2,078.4 | 21.1 | 1,309.0 | 0.26 | 31.8 | 0.18 | 10.6 | 0.24 | 7.6 |
| 24-Aug | 21 | 87.3 | 54.7 | 100.2 | 46.7 | 3.0 | 23.6 | 0.0 | 70.0 | 30.3 | 2,047.3 | 20.3 | 1,287.9 | 0.21 | 31.5 | 0.15 | 10.4 | 0.20 | 7.3 |
| 23-Aug | 21 | 79.3 | 56.8 | 99.6 | 64.3 | 2.9 | 15.7 | 0.0 | 70.5 | 28.0 | 2,016.9 | 18.0 | 1,267.6 | 0.14 | 31.3 | 0.10 | 10.3 | 0.13 | 7.1 |
| 22-Aug | 21 | 74.7 | 64.0 | 98.9 | 79.8 | 5.7 | 9.0 | 0.0 | 70.3 | 29.4 | 1,988.9 | 19.4 | 1,249.5 | 0.09 | 31.2 | 0.07 | 10.2 | 0.09 | 7.0 |
| 21-Aug | 21 | 83.0 | 64.2 | 98.0 | 76.0 | 7.6 | 16.1 | 0.0 | 68.2 | 33.6 | 1,959.5 | 23.6 | 1,230.2 | 0.16 | 31.1 | 0.12 | 10.1 | 0.15 | 6.9 |
| 20-Aug | 21 | 70.8 | 52.1 | 96.0 | 76.0 | 11.0 | 7.2 | 0.0 | 63.1 | 21.5 | 1,925.9 | 11.5 | 1,206.6 | 0.11 | 30.9 | 0.09 | 10.0 | 0.11 | 6.8 |
| 19-Aug | 21 | 78.9 | 39.7 | 98.0 | 40.0 | 5.9 | 27.4 | 0.0 | 62.6 | 19.5 | 1,904.5 | 14.5 | 1,195.1 | 0.26 | 30.8 | 0.21 | 9.9 | 0.26 | 6.7 |
| 18-Aug | 21 | 72.6 | 35.4 | 97.0 | 44.0 | 4.7 | 20.1 | 0.0 | 61.8 | 16.3 | 1,885.0 | 11.3 | 1,180.7 | 0.18 | 30.6 | 0.15 | 9.7 | 0.19 | 6.4 |
| 17-Aug | 21 | 70.1 | 43.5 | 92.0 | 31.0 | 10.9 | 28.3 | 0.0 | 64.5 | 16.8 | 1,868.7 | 10.1 | 1,169.4 | 0.29 | 30.4 | 0.25 | 9.5 | 0.30 | 6.2 |
| 16-Aug | 21 | 74.9 | 45.3 | 98.0 | 56.0 | 9.9 | 14.1 | 0.0 | 65.5 | 20.1 | 1,851.9 | 12.5 | 1,159.3 | 0.19 | 30.1 | 0.17 | 9.3 | 0.20 | 5.9 |
| 15-Aug | 21 | 75.6 | 52.0 | 95.0 | 38.0 | 8.7 | 26.1 | 0.0 | 68.9 | 23.8 | 1,831.8 | 13.8 | 1,146.9 | 0.27 | 29.9 | 0.24 | 9.1 | 0.28 | 5.7 |
| 14-Aug | 21 | 93.3 | 49.0 | 95.0 | 30.0 | 7.5 | 26.1 | 0.0 | 67.9 | 27.5 | 1,808.0 | 18.0 | 1,133.1 | 0.38 | 29.6 | 0.34 | 8.9 | 0.39 | 5.4 |
| 13-Aug | 21 | 77.7 | 44.2 | 97.0 | 37.0 | 4.8 | 26.8 | 0.0 | 65.6 | 21.0 | 1,780.5 | 13.9 | 1,115.1 | 0.24 | 29.3 | 0.22 | 8.5 | 0.25 | 5.1 |
| 12-Aug | 21 | 66.4 | 51.7 | 96.0 | 69.0 | 6.8 | 8.6 | 0.0 | 68.2 | 19.1 | 1,759.6 | 9.1 | 1,101.2 | 0.10 | 29.0 | 0.10 | 8.3 | 0.11 | 4.8 |
| 11-Aug | 21 | 89.9 | 58.0 | 96.0 | 44.0 | 10.5 | 25.7 | 0.0 | 71.8 | 32.0 | 1,740.5 | 22.0 | 1,092.2 | 0.35 | 28.9 | 0.33 | 8.2 | 0.36 | 4.7 |
| 10-Aug | 21 | 83.5 | 50.8 | 98.0 | 34.0 | 6.9 | 28.6 | 0.1 | 70.1 | 27.2 | 1,708.5 | 17.2 | 1,070.2 | 0.31 | 28.6 | 0.29 | 7.9 | 0.32 | 4.3 |
| 9-Aug | 21 | 79.5 | 56.8 | 98.0 | 54.0 | 6.5 | 21.1 | 0.2 | 72.7 | 28.2 | 1,681.4 | 18.2 | 1,053.0 | 0.21 | 28.2 | 0.20 | 7.6 | 0.22 | 4.0 |
| 8-Aug | 21 | 86.6 | 64.9 | 93.0 | 63.0 | 11.4 | 14.1 | 0.1 | 75.7 | 35.5 | 1,653.2 | 25.5 | 1,034.9 | 0.23 | 28.0 | 0.22 | 7.4 | 0.24 | 3.8 |
| 7-Aug | 21 | 87.5 | 68.5 | 95.0 | 67.0 | 15.3 | 23.2 | 0.0 | 76.2 | 37.3 | 1,617.8 | 27.3 | 1,009.4 | 0.27 | 27.8 | 0.27 | 7.2 | 0.28 | 3.6 |
| 6-Aug | 21 | 80.8 | 66.6 | 98.0 | 77.0 | 16.3 | 22.0 | 0.7 | 73.6 | 33.7 | 1,580.5 | 23.7 | 982.2 | 0.20 | 27.5 | 0.19 | 6.9 | 0.20 | 3.3 |
| 5-Aug | 21 | 81.1 | 61.9 | 97.0 | 69.0 | 8.9 | 14.2 | 0.0 | 71.3 | 31.5 | 1,546.8 | 21.5 | 958.5 | 0.17 | 27.3 | 0.17 | 6.7 | 0.17 | 3.1 |
| 4-Aug | 21 | 78.9 | 64.5 | 98.0 | 71.0 | 9.0 | 14.1 | 0.0 | 72.0 | 31.7 | 1,515.3 | 21.7 | 937.0 | 0.16 | 27.2 | 0.16 | 6.5 | 0.16 | 2.9 |
| 3-Aug | 21 | 90.8 | 60.9 | 97.0 | 51.0 | 8.9 | 17.7 | 0.2 | 72.1 | 33.5 | 1,483.6 | 23.5 | 915.3 | 0.28 | 27.0 | 0.28 | 6.4 | 0.27 | 2.7 |
| 2-Aug | 21 | 78.4 | 41.1 | 96.8 | 34.7 | 5.6 | 27.4 | 0.0 | 68.9 | 19.7 | 1,450.2 | 14.2 | 891.8 | 0.27 | 26.7 | 0.27 | 6.1 | 0.26 | 2.5 |
| 1-Aug | 21 | 74.9 | 48.3 | 98.3 | 30.4 | 11.8 | 29.8 | 0.0 | 72.3 | 21.6 | 1,430.5 | 12.4 | 877.7 | 0.33 | 26.5 | 0.34 | 5.8 | 0.32 | 2.2 |
| 25-Jun | 21 | 93.4 | 62.1 | 96.1 | 29.4 | 5.1 | 28.1 | 0.0 | 76.2 | 34.1 | 1,408.9 | 24.1 | 865.2 | 0.34 | 26.1 | 0.24 | 5.5 | 0.11 | 1.9 |
| 24-Jun | 21 | 92.4 | 70.2 | 90.9 | 41.3 | 7.3 | 26.0 | 0.0 | 76.7 | 38.1 | 1,374.9 | 28.1 | 841.2 | 0.34 | 25.8 | 0.24 | 5.3 | 0.11 | 1.8 |
| 23-Jun | 21 | 94.6 | 67.4 | 96.5 | 32.5 | 9.2 | 28.2 | 0.0 | 75.9 | 36.7 | 1,336.8 | 26.7 | 813.1 | 0.42 | 25.4 | 0.28 | 5.0 | 0.12 | 1.7 |
| 22-Jun | 21 | 96.4 | 71.3 | 82.8 | 37.5 | 14.4 | 28.9 | 0.0 | 74.1 | 38.6 | 1,300.1 | 28.6 | 786.4 | 0.51 | 25.0 | 0.33 | 4.7 | 0.14 | 1.6 |
| 21-Jun | 21 | 83.6 | 58.3 | 98.4 | 58.9 | 10.8 | 19.2 | 0.8 | 67.6 | 31.0 | 1,261.4 | 21.0 | 757.7 | 0.24 | 24.5 | 0.15 | 4.4 | 0.07 | 1.4 |
| 20-Jun | 21 | 75.1 | 46.6 | 87.1 | 22.2 | 7.0 | 21.2 | 0.0 | 65.4 | 20.9 | 1,230.5 | 12.5 | 736.8 | 0.29 | 24.3 | 0.18 | 4.3 | 0.07 | 1.3 |
| 19-Jun | 21 | 88.7 | 59.2 | 97.8 | 30.9 | 9.3 | 26.1 | 0.0 | 69.4 | 32.6 | 1,209.6 | 22.6 | 724.2 | 0.38 | 24.0 | 0.23 | 4.1 | 0.10 | 1.3 |
| 18-Jun | 21 | 83.6 | 56.5 | 95.9 | 50.6 | 7.3 | 11.1 | 0.1 | 67.1 | 30.0 | 1,177.0 | 20.0 | 701.6 | 0.21 | 23.6 | 0.12 | 3.9 | 0.05 | 1.2 |
| 17-Jun | 21 | 85.5 | 57.3 | 92.6 | 34.9 | 9.9 | 29.2 | 0.0 | 68.9 | 31.4 | 1,147.0 | 21.4 | 681.6 | 0.37 | 23.4 | 0.21 | 3.7 | 0.09 | 1.1 |
| 16-Jun | 21 | 85.6 | 41.4 | 90.2 | 20.7 | 5.5 | 32.8 | 0.0 | 65.6 | 23.5 | 1,115.6 | 17.8 | 660.2 | 0.36 | 23.0 | 0.19 | 3.5 | 0.08 | 1.0 |
| 15-Jun | 21 | 76.6 | 49.8 | 89.5 | 21.8 | 7.0 | 28.2 | 0.0 | 65.0 | 23.2 | 1,092.1 | 13.3 | 642.4 | 0.32 | 22.7 | 0.16 | 3.3 | 0.07 | 1.0 |
| 14-Jun | 21 | 82.9 | 48.6 | 95.2 | 23.4 | 8.3 | 30.7 | 0.0 | 63.7 | 25.8 | 1,068.9 | 16.5 | 629.1 | 0.38 | 22.4 | 0.19 | 3.2 | 0.08 | 0.9 |
| 13-Jun | 21 | 71.3 | 43.8 | 94.9 | 33.4 | 13.2 | 20.9 | 0.0 | 61.3 | 17.5 | 1,043.2 | 10.6 | 612.7 | 0.29 | 22.0 | 0.14 | 3.0 | 0.06 | 0.8 |
| 12-Jun | 21 | 76.6 | 44.2 | 88.4 | 22.7 | 7.4 | 23.0 | 0.0 | 65.0 | 20.4 | 1,025.6 | 13.3 | 602.0 | 0.31 | 21.7 | 0.14 | 2.8 | 0.06 | 0.7 |
| 11-Jun | 21 | 84.1 | 51.1 | 94.4 | 21.8 | 5.3 | 30.5 | 0.0 | 68.0 | 27.6 | 1,005.2 | 17.6 | 588.7 | 0.33 | 21.4 | 0.15 | 2.7 | 0.07 | 0.7 |
| 10-Jun | 21 | 81.7 | 56.4 | 90.6 | 38.6 | 14.3 | 22.7 | 0.0 | 70.3 | 29.1 | 977.6 | 19.1 | |||||||