| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.08 | 4.11 | -0.03 |
| Feb | 4.60 | 4.71 | -0.11 |
| Mar | 4.88 | 5.05 | -0.17 |
| Apr | 5.11 | 5.18 | -0.07 |
| May | 5.21 | 5.66 | -0.45 |
| Jun | 4.83 | 4.23 | 0.60 |
| Jul | 4.32 | 4.67 | -0.35 |
| Aug | 3.64 | 3.49 | 0.15 |
| Sep | 3.68 | 3.74 | -0.06 |
| Oct | 3.79 | 4.02 | -0.23 |
| Nov | 4.10 | 4.06 | 0.04 |
| Dec | 4.87 | 5.02 | -0.15 |
53.11 | 53.94 | -0.83 |