| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.71 | 1.75 | -0.04 |
| Feb | 1.63 | 1.65 | -0.02 |
| Mar | 2.12 | 2.04 | 0.08 |
| Apr | 3.60 | 3.72 | -0.12 |
| May | 3.95 | 4.01 | -0.06 |
| Jun | 4.49 | 4.53 | -0.04 |
| Jul | 3.57 | 3.55 | 0.02 |
| Aug | 3.71 | 3.60 | 0.11 |
| Sep | 3.39 | 3.32 | 0.07 |
| Oct | 2.94 | 2.85 | 0.09 |
| Nov | 2.28 | 2.28 | 0.00 |
| Dec | 1.93 | 1.94 | -0.01 |
35.32 | 35.24 | 0.08 |