US Geography / US Weather / Oregon Weather / Troutdale |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 45 | 50 | 56 | 61 | 68 | 75 | 80 | 81 | 75 | 64 | 54 | 46 |
| Avg. Low | 34 | 36 | 38 | 41 | 46 | 51 | 54 | 54 | 50 | 44 | 40 | 34 |
| Mean | 40 | 44 | 48 | 52 | 57 | 64 | 68 | 68 | 64 | 55 | 47 | 41 |
| Avg. Precip. | 6.5 in | 5.1 in | 4.4 in | 3.4 in | 2.7 in | 2.0 in | 0.8 in | 1.3 in | 2.3 in | 3.4 in | 6.3 in | 7.1 in |
Degrees in Fahrenheit
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