| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.41 | 3.52 | -0.11 |
| Feb | 3.27 | 3.32 | -0.05 |
| Mar | 4.04 | 4.28 | -0.24 |
| Apr | 4.10 | 4.31 | -0.21 |
| May | 3.74 | 3.82 | -0.08 |
| Jun | 4.24 | 4.39 | -0.15 |
| Jul | 3.93 | 3.72 | 0.21 |
| Aug | 3.97 | 3.99 | -0.02 |
| Sep | 4.07 | 4.12 | -0.05 |
| Oct | 5.18 | 5.33 | -0.15 |
| Nov | 3.92 | 4.07 | -0.15 |
| Dec | 4.36 | 4.73 | -0.37 |
48.23 | 49.60 | -1.37 |