| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.89 | 3.82 | 0.07 |
| Feb | 3.48 | 3.53 | -0.05 |
| Mar | 3.92 | 3.94 | -0.02 |
| Apr | 3.39 | 3.42 | -0.03 |
| May | 4.22 | 4.32 | -0.10 |
| Jun | 5.37 | 5.30 | 0.07 |
| Jul | 6.32 | 6.90 | -0.58 |
| Aug | 7.17 | 7.60 | -0.43 |
| Sep | 8.05 | 9.10 | -1.05 |
| Oct | 4.62 | 4.81 | -0.19 |
| Nov | 3.67 | 3.65 | 0.02 |
| Dec | 3.66 | 3.83 | -0.17 |
57.76 | 60.22 | -2.46 |