Daily Observations at Hyslop Exp. Stn., Corvallis
August 2005
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 | 93 | 52 | 0 | 0 | 107 | 72 | 99 | 75 | 0 | 8 | 23 | .396 |
| 2 | 78 | 55 | 0 | 0 | 90 | 68 | 86 | 76 | 0 | 2 | 17 | .248 |
| 3 | 83 | 51 | 0 | 0 | 98 | 67 | 92 | 71 | 0 | 2 | 17 | .378 |
| 4 | 92 | 51 | 0 | 0 | 101 | 67 | 93 | 71 | 0 | 7 | 22 | .420 |
| 5 | 98 | 51 | 0 | 0 | 107 | 70 | 98 | 74 | 0 | 10 | 25 | .225 |
| 6 | 94 | 55 | 0 | 0 | 111 | 71 | 97 | 76 | 0 | 10 | 25 | .523 |
| 7 | 95 | 54 | 0 | 0 | 105 | 71 | 97 | 75 | 0 | 10 | 25 | .353 |
| 8 | 94 | 51 | 0 | 0 | 102 | 70 | 93 | 73 | 0 | 8 | 23 | .295 |
| 9 | 89 | 50 | 0 | 0 | 104 | 70 | 96 | 75 | 0 | 5 | 20 | .358 |
| 10 | 88 | 47 | 0 | 0 | 105 | 74 | 96 | 74 | 0 | 3 | 18 | .324 |
| 11 | 81 | 53 | 0 | 0 | 99 | 74 | 91 | 75 | 0 | 2 | 17 | .309 |
| 12 | 82 | 51 | 0 | 0 | 100 | 68 | 91 | 71 | 0 | 2 | 17 | .304 |
| 13 | 83 | 53 | 0 | 0 | 100 | 70 | 93 | 74 | 0 | 3 | 18 | .279 |
| 14 | 93 | 61 | 0 | 0 | 103 | 69 | 95 | 73 | 0 | 12 | 27 | .449 |
| 15 | 95 | 52 | 0 | 0 | 105 | 72 | 96 | 76 | 0 | 9 | 24 | .426 |
| 16 | 93 | 47 | 0 | 0 | 106 | 69 | 97 | 75 | 0 | 5 | 20 | .365 |
| 17 | 81 | 50 | 0 | 0 | 103 | 69 | 94 | 74 | 0 | 1 | 16 | .184 |
| 18 | 79 | 50 | trace | 0 | 96 | 68 | 88 | 73 | 0 | 0 | 15 | .343 |
| 19 | 83 | 49 | 0 | 0 | 98 | 68 | 89 | 71 | 0 | 1 | 16 | .237 |
| 20 | 91 | 47 | 0 | 0 | 104 | 68 | 95 | 72 | 0 | 4 | 19 | .317 |
| 21 | 89 | 50 | 0 | 0 | 105 | 67 | 94 | 72 | 0 | 5 | 20 | .268 |
| 22 | 85 | 53 | 0 | 0 | 102 | 68 | 92 | 73 | 0 | 4 | 19 | .137 |
| 23 | 81 | 46 | 0 | 0 | 99 | 66 | 90 | 72 | 1 | 0 | 14 | .282 |
| 24 | 76 | 48 | 0 | 0 | 98 | 64 | 89 | 71 | 3 | 0 | 12 | .246 |
| 25 | 86 | 48 | 0 | 0 | 97 | 64 | 88 | 68 | 0 | 2 | 17 | .464 |
| 26 | 93 | 46 | 0 | 0 | 103 | 67 | 93 | 71 | 0 | 5 | 20 | .283 |
| 27 | 88 | 45 | 0 | 0 | 102 | 66 | 93 | 71 | 0 | 2 | 17 | .299 |
| 28 | 87 | 47 | 0 | 0 | 102 | 65 | 92 | 68 | 0 | 2 | 17 | .301 |
| 29 | 83 | 49 | 0 | 0 | 100 | 66 | 90 | 70 | 0 | 1 | 16 | .300 |
| 30 | 70 | 48 | .16 | 0 | 83 | 62 | 79 | 66 | 6 | 0 | 9 | .165 |
| 31 | 76 | 48 | 0 | 0 | 94 | 62 | 84 | 64 | 3 | 0 | 12 | .164 |
| Average/Total | 86.4 | 50.3 | 0.16 | 0.00 | 100.9 | 68.1 | 92.3 | 72.3 | 13 | 125 | 577 | 9.642 |
| Departure | 5.3 | -1.0 | -0.71 |   |   |   |   |   |   |   |   |   |