| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.22 | 5.05 | 0.17 |
| Feb | 4.92 | 4.72 | 0.20 |
| Mar | 5.37 | 5.47 | -0.10 |
| Apr | 4.98 | 4.87 | 0.11 |
| May | 4.21 | 4.56 | -0.35 |
| Jun | 5.35 | 5.23 | 0.12 |
| Jul | 4.99 | 5.35 | -0.36 |
| Aug | 5.03 | 4.93 | 0.10 |
| Sep | 4.13 | 4.33 | -0.20 |
| Oct | 3.60 | 3.71 | -0.11 |
| Nov | 4.63 | 4.45 | 0.18 |
| Dec | 5.42 | 5.52 | -0.10 |
57.85 | 58.19 | -0.34 |