| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.39 | 5.29 | 0.10 |
| Feb | 5.45 | 5.10 | 0.35 |
| Mar | 5.53 | 5.33 | 0.20 |
| Apr | 5.17 | 5.12 | 0.05 |
| May | 4.62 | 4.45 | 0.17 |
| Jun | 4.73 | 4.62 | 0.11 |
| Jul | 5.07 | 4.53 | 0.54 |
| Aug | 3.90 | 3.79 | 0.11 |
| Sep | 3.76 | 3.89 | -0.13 |
| Oct | 3.60 | 3.45 | 0.15 |
| Nov | 4.57 | 4.54 | 0.03 |
| Dec | 6.12 | 5.95 | 0.17 |
57.91 | 56.06 | 1.85 |