| Table 1, Monthly and Annual Precipitation (inches), 1971-2000 | ||||||||||||||
| Elevation | ||||||||||||||
| Name | (feet) | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Astoria WSO | 10 | 9.62 | 7.87 | 7.37 | 4.93 | 3.28 | 2.57 | 1.16 | 1.21 | 2.61 | 5.61 | 10.50 | 10.40 | 67.13 |
| Bandon 2 NNE | 20 | 9.22 | 7.76 | 7.39 | 4.61 | 3.16 | 1.63 | 0.43 | 0.90 | 1.63 | 3.88 | 9.13 | 9.71 | 59.45 |
| Brookings | 45 | 11.28 | 10.14 | 9.61 | 5.72 | 3.61 | 1.83 | 0.51 | 1.04 | 1.95 | 5.22 | 10.58 | 11.99 | 73.48 |
| Cloverdale | 20 | 11.85 | 9.65 | 9.16 | 6.04 | 4.66 | 3.16 | 1.44 | 1.45 | 3.58 | 6.16 | 12.57 | 12.81 | 82.53 |
| Elkton 3 SW | 120 | 8.09 | 6.97 | 6.05 | 3.92 | 2.42 | 1.10 | 0.35 | 0.68 | 1.45 | 3.29 | 8.89 | 9.29 | 52.50 |
| Gold Beach Ranger Station | 120 | 11.74 | 11.03 | 10.67 | 6.52 | 3.85 | 1.86 | 0.45 | 1.10 | 2.18 | 5.04 | 11.82 | 13.28 | 79.54 |
| Honeyman State Park | 120 | 10.83 | 9.34 | 8.96 | 5.24 | 3.80 | 2.47 | 0.92 | 1.14 | 2.27 | 5.34 | 10.76 | 11.96 | 73.03 |
| Newport | 140 | 10.25 | 8.69 | 7.74 | 4.87 | 3.68 | 2.72 | 1.04 | 1.02 | 2.39 | 5.12 | 10.67 | 11.38 | 69.57 |
| North Bend FAA AP | 10 | 9.54 | 8.12 | 7.94 | 5.19 | 3.40 | 1.72 | 0.51 | 0.88 | 1.73 | 4.62 | 10.36 | 10.42 | 64.43 |
| Otis 2 NE | 150 | 14.13 | 11.81 | 10.81 | 7.22 | 5.25 | 3.72 | 1.72 | 1.66 | 3.80 | 7.56 | 14.63 | 15.82 | 98.13 |
| Port Orford 2 | 30 | 11.40 | 9.57 | 9.69 | 5.75 | 3.85 | 2.11 | 0.63 | 1.20 | 2.02 | 4.86 | 10.89 | 12.24 | 74.21 |
| Powers | 230 | 9.45 | 8.26 | 7.43 | 5.14 | 2.96 | 1.14 | 0.32 | 0.69 | 1.62 | 3.53 | 8.98 | 9.87 | 59.39 |
| Seaside | 10 | 10.27 | 9.57 | 8.44 | 5.74 | 3.96 | 3.00 | 1.63 | 1.34 | 3.00 | 6.07 | 11.38 | 11.34 | 75.74 |
| Tidewater | 50 | 14.22 | 11.93 | 10.88 | 7.00 | 4.66 | 2.77 | 0.87 | 1.16 | 2.72 | 5.92 | 14.07 | 15.42 | 91.62 |
| Tillamook 1 W | 10 | 13.09 | 10.79 | 9.90 | 6.81 | 4.84 | 3.41 | 1.64 | 1.42 | 3.68 | 7.16 | 13.72 | 13.94 | 90.40 |