Daily Observations at Hyslop Exp. Stn., Corvallis
June 2000
Bold = new daily record set (old record, year)
| Day | Max Temp (F) | Min Temp (F) | Precip (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 | 62 | 44 | 0 | 74 | 54 | 69 | 57 | 12 | 0 | 3 | .146 |
| 2 | 76 | 45 | 0 | 91 | 54 | 80 | 56 | 4 | 0 | 11 | .201 |
| 3 | 78 | 45 | 0 | 91 | 54 | 80 | 56 | 3 | 0 | 12 | .146 |
| 4 | 83 | 46 | 0 | 97 | 60 | 87 | 62 | 0 | 0 | 15 | .278 |
| 5 | 84 | 50 | 0 | 97 | 64 | 87 | 66 | 0 | 2 | 17 | .236 |
| 6 | 70 | 50 | .01 | 81 | 63 | 74 | 65 | 5 | 0 | 10 | .164 |
| 7 | 65 | 54 | .19 | 74 | 62 | 70 | 64 | 5 | 0 | 10 | .059 |
| 8 | 67 | 52 | .13 | 74 | 61 | 70 | 60 | 5 | 0 | 10 | .036 |
| 9 | 65 | 48 | .01 | 74 | 58 | 69 | 60 | 8 | 0 | 7 | .174 |
| 10 | 62 | 39 | .10 | 69 | 55 | 64 | 56 | 14 | 0 | 1 | .157 |
| 11 | 61 | 47 | .02 | 67 | 55 | 64 | 54 | 11 | 0 | 4 | .105 |
| 12 | 58 | 51 | .58 | 62 | 56 | 60 | 55 | 10 | 0 | 5 | .080 |
| 13 | 65 | 47 | .18 | 72 | 56 | 57 | 56 | 9 | 0 | 6 | .012 |
| 14 | 78 | 50 | 0 | 85 | 57 | 77 | 59 | 1 | 0 | 14 | .190 |
| 15 | 84 | 48 | 0 | 93 | 60 | 79 | 60 | 0 | 1 | 16 | .343 |
| 16 | 73 | 44 | 0 | 85 | 58 | 78 | 60 | 6 | 0 | 9 | .305 |
| 17 | 81 | 53 | 0 | 88 | 58 | 80 | 61 | 0 | 2 | 17 | .381 |
| 18 | 81 | 52 | 0 | 95 | 60 | 84 | 61 | 0 | 2 | 17 | .301 |
| 19 | 74 | 41 | 0 | 89 | 59 | 81 | 64 | 7 | 0 | 8 | .215 |
| 20 | 73 | 49 | 0 | 94 | 60 | 83 | 64 | 4 | 0 | 11 | .251 |
| 21 | 81 | 53 | 0 | 96 | 62 | 86 | 64 | 0 | 2 | 17 | .311 |
| 22 | 81 | 46 | 0 | 100 | 64 | 90 | 68 | 1 | 0 | 14 | .299 |
| 23 | 76 | 45 | 0 | 97 | 63 | 88 | 67 | 4 | 0 | 11 | .288 |
| 24 | 78 | 48 | 0 | 98 | 63 | 87 | 65 | 2 | 0 | 13 | .277 |
| 25 | 79 | 53 | 0 | 100 | 66 | 88 | 66 | 0 | 1 | 16 | .302 |
| 26 | 87 | 61 | 0 | 100 | 66 | 90 | 68 | 0 | 9 | 24 | .362 |
| 27 | 91 | 56 | 0 | 108 | 69 | 95 | 72 | 0 | 9 | 24 | .343 |
| 28 | 95 | 54 | 0 | 105 | 70 | 96 | 73 | 0 | 10 | 25 | .343 |
| 29 | 93 | 48 | 0 | 106 | 70 | 98 | 75 | 0 | 6 | 21 | .353 |
| 30 | 89 | 43 | 0 | 104 | 68 | 95 | 73 | 0 | 1 | 16 | .339 |
| Average/Total | 76.3 | 48.7 | 1.22 | 88.9 | 60.8 | 80.2 | 62.9 | 111 | 45 | 384 | 6.997 |
| Departure | 3.2 | 0.1 | -0.01 |   |   |   |   |   |   |   |   |