Daily Observations at Hyslop Exp. Stn., Corvallis
August 2007
Bold = new daily record set (old record, year)
| Day | Max Temp (F) | Min Temp (F) | Precip (in) | Snow (in) | 2 in soil Max | 2 in soil Min | 4 in soil Max | 4 in soil Min | Heating Deg. Days | Cooling Deg. Days | Growing Deg. Days | Evaporation (in.) |
| 1 | 89 | 55 | 0 | 0 | 98 | 66 | 89 | 69 | 0 | 7 | 22 | .446 |
| 2 | 95 | 52 | 0 | 0 | 102 | 68 | 93 | 71 | 0 | 9 | 24 | .417 |
| 3 | 93 | 49 | 0 | 0 | 106 | 69 | 95 | 72 | 0 | 6 | 21 | .343 |
| 4 | 78 | 48 | 0 | 0 | 94 | 63 | 86 | 71 | 2 | 0 | 13 | .338 |
| 5 | 80 | 46 | 0 | 0 | 100 | 68 | 91 | 74 | 2 | 0 | 13 | .291 |
| 6 | 78 | 52 | 0 | 0 | 96 | 67 | 87 | 72 | 0 | 0 | 15 | .239 |
| 7 | 77 | 59 | 0 | 0 | 93 | 72 | 84 | 74 | 0 | 3 | 18 | .185 |
| 8 | 75 | 52 | 0 | 0 | 89 | 68 | 82 | 70 | 1 | 0 | 14 | .157 |
| 9 | 78 | 53 | 0 | 0 | 92 | 69 | 84 | 70 | 0 | 1 | 16 | .101 |
| 10 | 78 | 43 | 0 | 0 | 94 | 63 | 86 | 69 | 4 | 0 | 11 | .252 |
| 11 | 78 | 48 | 0 | 0 | 97 | 63 | 88 | 67 | 2 | 0 | 13 | .323 |
| 12 | 82 | 43 | 0 | 0 | 101 | 64 | 90 | 68 | 2 | 0 | 13 | .294 |
| 13 | 71 | 51 | 0 | 0 | 86 | 63 | 80 | 67 | 4 | 0 | 11 | .188 |
| 14 | 83 | 48 | 0 | 0 | 98 | 65 | 88 | 67 | 0 | 1 | 16 | .156 |
| 15 | 90 | 51 | 0 | 0 | 102 | 67 | 91 | 70 | 0 | 6 | 21 | .397 |
| 16 | 85 | 53 | 0 | 0 | 102 | 69 | 91 | 72 | 0 | 4 | 19 | .244 |
| 17 | 79 | 49 | 0 | 0 | 95 | 67 | 85 | 70 | 1 | 0 | 14 | .130 |
| 18 | 79 | 52 | 0 | 0 | 96 | 66 | 87 | 69 | 0 | 1 | 16 | .474 |
| 19 | 75 | 55 | .61 | 0 | 90 | 66 | 83 | 70 | 0 | 0 | 15 | .211 |
| 20 | 72 | 55 | .06 | 0 | 83 | 64 | 78 | 67 | 1 | 0 | 14 | .164 |
| 21 | 69 | 59 | .13 | 0 | 73 | 66 | 71 | 67 | 1 | 0 | 14 | .035 |
| 22 | 79 | 50 | 0 | 0 | 84 | 61 | 77 | 65 | 0 | 0 | 15 | .186 |
| 23 | 78 | 50 | 0 | 0 | 82 | 60 | 78 | 63 | 1 | 0 | 14 | .224 |
| 24 | 84 | 54 | 0 | 0 | 92 | 60 | 84 | 63 | 0 | 4 | 19 | .425 |
| 25 | 87 | 50 | 0 | 0 | 97 | 63 | 87 | 66 | 0 | 4 | 19 | .295 |
| 26 | 82 | 56 | 0 | 0 | 98 | 63 | 88 | 67 | 0 | 4 | 19 | .269 |
| 27 | 76 | 53 | 0 | 0 | 92 | 62 | 84 | 68 | 0 | 0 | 15 | .208 |
| 28 | 77 | 50 | 0 | 0 | 92 | 62 | 84 | 67 | 1 | 0 | 14 | .413 |
| 29 | 86 | 54 | 0 | 0 | 94 | 62 | 86 | 67 | 0 | 5 | 20 | .324 |
| 30 | 94 | 53 | 0 | 0 | 100 | 65 | 90 | 68 | 0 | 9 | 24 | .293 |
| 31 | 93 | 51 | 0 | 0 | 102 | 69 | 93 | 72 | 0 | 7 | 22 | .239 |
| Average/Total | 81.3 | 51.4 | 0.80 | 0.00 | 94.2 | 65.2 | 85.8 | 68.8 | 22 | 71 | 514 | 8.261 |
| Departure | 0.2 | 0.1 | -0.07 |   |   |   |   |   |   |   |   |   |