Taking an environmentally sensitive approach to pest management
| Station | County | Weekly Temperature (°F) | Monthly Precipitation (in.) |
Growing Degree Days‡ |
|||||||
| Avg. Max. |
Avg. Min. |
Extreme High | Extreme Low | Mean | Depar- ture from long term avg. |
Apr 1- Apr 30 |
Depar- ture from long term avg. |
Accum- ulated Since April 1 |
Depar- ture from long term avg. |
||
| Corning | Atchison | 73 | 48 | 80 | 42 | 60 | +3 | 1.87 | -1.49 | 185 | +74 |
| St. Joseph | Buchanan | 69 | 50 | 75 | 45 | 59 | +2 | 2.99 | -0.81 | 164 | +47 |
| Brunswick | Carroll | 69 | 48 | 77 | 41 | 58 | 0 | 2.58 | -1.12 | 141 | +17 |
| Albany | Gentry | 70 | 47 | 77 | 39 | 58 | +2 | 2.62 | -1.25 | 138 | +47 |
| Alma | Lafayette | 71 | 50 | 79 | 43 | 59 | +1 | 4.02 | +0.32 | 171 | +48 |
| Marshall | Saline | 70 | 50 | 78 | 43 | 59 | +1 | 3.02 | -0.68 | 162 | +38 |
| Auxvasse | Audrain | 68 | 47 | 79 | 38 | 57 | -1 | 4.48 | +0.40 | 147 | -1 |
| Vandalia | Audrain | 67 | 46 | 80 | 37 | 56 | -1 | 3.64 | -0.22 | 123 | +8 |
| Columbia-Bradford Research and Extension Center | Boone | 67 | 46 | 80 | 37 | 56 | -2 | 4.22 | -0.17 | 124 | -35 |
| Columbia-Capen Park | Boone | 71 | 44 | 84 | 36 | 57 | -2 | 4.14 | -0.21 | 144 | -17 |
| Columbia-Jefferson Farm and Gardens | Boone | 68 | 47 | 80 | 37 | 57 | -2 | 4.57 | +0.22 | 148 | -15 |
| Columbia-Sanborn Field | Boone | 69 | 48 | 81 | 39 | 58 | -1 | 4.54 | +0.14 | 172 | -11 |
| Columbia-South Farms | Boone | 68 | 47 | 80 | 38 | 57 | -1 | 4.60 | +0.15 | 147 | -14 |
| Williamsburg | Callaway | 67 | 46 | 82 | 36 | 55 | -3 | 3.95 | -0.32 | 126 | -13 |
| Novelty | Knox | 65 | 45 | 75 | 38 | 55 | -2 | 1.96 | -1.90 | 97 | -9 |
| Mosow Mills | Lincoln | 68 | 45 | 82 | 38 | 56 | -2 | 4.03 | +0.29 | 132 | +17 |
| Linneus | Linn | 68 | 48 | 74 | 44 | 57 | 0 | 2.35 | -1.26 | 130 | +21 |
| Monroe City | Monroe | 67 | 46 | 78 | 36 | 56 | -2 | 2.66 | -1.07 | 120 | -18 |
| Versailles | Morgan | 70 | 46 | 81 | 42 | 57 | -2 | 3.76 | -0.74 | 157 | -41 |
| Green Ridge | Pettis | 69 | 48 | 78 | 42 | 58 | +1 | 4.60 | +0.46 | 166 | +21 |
| Unionville | Putnam | 66 | 47 | 73 | 44 | 57 | +4 | 2.00 | -2.13 | 109 | +70 |
| Saint Louis Science Center | Saint Louis City | 69 | 49 | 82 | 42 | 58 | 0 | 4.49 | -0.09 | 180 | +22 |
| Lamar | Barton | 70 | 52 | 78 | 45 | 60 | +1 | 3.57 | -0.77 | 214 | +16 |
| Butler | Bates | 69 | 49 | 77 | 42 | 59 | +2 | 4.01 | -0.39 | 172 | +48 |
| Cook Station | Crawford | 69 | 45 | 83 | 34 | 56 | -3 | 4.49 | +0.38 | 152 | -43 |
| Mount Vernon | Lawrence | 68 | 48 | 77 | 40 | 58 | +1 | 4.93 | +0.75 | 163 | +47 |
| Round Spring | Shannon | 70 | 44 | 81 | 37 | 57 | -2 | 3.78 | -0.65 | 145 | -37 |
| Mountain Grove | Wright | 66 | 46 | 77 | 38 | 56 | -2 | 5.25 | +0.74 | 135 | -27 |
| Delta | Cape Girardeau | 68 | 48 | 75 | 43 | 58 | -3 | 2.33 | -2.25 | 169 | -74 |
| Cardwell | Dunklin | 70 | 52 | 77 | 48 | 61 | -3 | 4.09 | -0.53 | 244 | -66 |
| Clarkton | Dunklin | 71 | 50 | 77 | 45 | 60 | -3 | 3.33 | -1.46 | 221 | -62 |
| Glennonville | Dunklin | 70 | 50 | 76 | 45 | 60 | -3 | 3.71 | -0.97 | 223 | -66 |
| Charleston | Mississippi | 68 | 50 | 76 | 43 | 59 | -3 | 2.90 | -1.67 | 200 | -63 |
| Hayward | Pemiscot | 70 | 51 | 77 | 46 | 60 | -3 | 3.30 | -1.44 | 229 | -71 |
| Portageville | Pemiscot | 70 | 51 | 76 | 46 | 61 | -3 | 3.46 | -1.26 | 241 | -64 |
| Steele | Pemiscot | 71 | 51 | 77 | 45 | 61 | -3 | 4.16 | -0.49 | 240 | -72 |
‡Growing degree days are calculated by subtracting a 50 degree (Fahrenheit) base temperature from the average daily temperature. Thus, if the average temperature for the day is 75 degrees, then 25 growing degree days will have been accumulated.
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REVISED: May 31, 2021