| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.90 | 5.91 | -0.01 |
| Feb | 5.63 | 5.75 | -0.12 |
| Mar | 5.55 | 5.74 | -0.19 |
| Apr | 5.47 | 5.31 | 0.16 |
| May | 4.16 | 4.45 | -0.29 |
| Jun | 4.61 | 4.71 | -0.10 |
| Jul | 5.37 | 5.39 | -0.02 |
| Aug | 4.72 | 4.89 | -0.17 |
| Sep | 3.85 | 3.96 | -0.11 |
| Oct | 3.69 | 3.77 | -0.08 |
| Nov | 4.55 | 4.49 | 0.06 |
| Dec | 5.56 | 5.60 | -0.04 |
59.06 | 59.97 | -0.91 |