| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.13 | 8.21 | -0.08 |
| Feb | 5.24 | 5.10 | 0.14 |
| Mar | 5.78 | 5.76 | 0.02 |
| Apr | 3.92 | 4.03 | -0.11 |
| May | 2.20 | 2.35 | -0.15 |
| Jun | 1.51 | 1.58 | -0.07 |
| Jul | 0.73 | 0.72 | 0.01 |
| Aug | 1.05 | 1.22 | -0.17 |
| Sep | 1.87 | 1.80 | 0.07 |
| Oct | 5.20 | 5.08 | 0.12 |
| Nov | 8.39 | 8.83 | -0.44 |
| Dec | 8.55 | 8.36 | 0.19 |
52.57 | 53.04 | -0.47 |