|
Clark SD | | | | max | min | max | min | max | min | | | | | max | min | 2 inch soil | 2 inch soil | 4 inch soil | 4 inch soil | 8 inch soil | 8 inch soil | 20 inch | 40 inch | frost depth | | air temp | air temp | temp | temp | temp | temp | temp | temp | soil temp | soil temp | inches | day | (F) | (F) | (F) | (F) | (F) | (F) | (F) | (F) | (F) | (F) | | 4 | 31 | 22 | 31 | 29 | 32 | 31 | 32 | 31 | 40 | 46 | 1 | 19 | 47 | 26 | 32 | 31 | 33 | 32 | 32 | 32 | 38 | 43 | 2 | 28 | 32 | 20 | 31 | 27 | 31 | 3 | 31 | 29 | 36 | 42 | 5 | | | | | | | | | | | | | | | | | | | | | | | | | 2 | 26 | 14 | 32 | 32 | 32 | 31 | 32 | 31 | 36 | 41 | 6 | 9 | 39 | 19 | 31 | 27 | 31 | 30 | 31 | 27 | 36 | 40 | 6 | 16 | 41 | 21 | 30 | 24 | 30 | 25 | 29 | 25 | 34 | 40 | 12 | 22 | 20 | -6 | 24 | 19 | 23 | 20 | 23 | 19 | 32 | 39 | | 23 | 32 | 20 | 27 | 24 | 27 | 23 | 27 | 23 | 32 | 38 | 18 | 24 | 25 | 16 | 27 | 27 | 28 | 27 | 27 | 27 | 32 | 38 | | 25 | 23 | 20 | 28 | 57 | 28 | 28 | 28 | 27 | 32 | 38 | |
| |
|