| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.72 | 4.38 | 0.34 |
| Feb | 4.85 | 4.72 | 0.13 |
| Mar | 5.20 | 4.97 | 0.23 |
| Apr | 4.67 | 4.69 | -0.02 |
| May | 4.78 | 4.77 | 0.01 |
| Jun | 5.04 | 4.81 | 0.23 |
| Jul | 4.90 | 5.13 | -0.23 |
| Aug | 3.87 | 3.85 | 0.02 |
| Sep | 3.81 | 3.68 | 0.13 |
| Oct | 3.43 | 3.39 | 0.04 |
| Nov | 3.79 | 3.82 | -0.03 |
| Dec | 5.60 | 5.48 | 0.12 |
54.66 | 53.69 | 0.97 |