| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.90 | 8.03 | -0.13 |
| Feb | 6.15 | 6.48 | -0.33 |
| Mar | 6.66 | 6.87 | -0.21 |
| Apr | 5.58 | 5.97 | -0.39 |
| May | 3.70 | 4.12 | -0.42 |
| Jun | 2.30 | 2.47 | -0.17 |
| Jul | 0.45 | 0.52 | -0.07 |
| Aug | 0.58 | 0.63 | -0.05 |
| Sep | 1.94 | 2.21 | -0.27 |
| Oct | 4.82 | 5.36 | -0.54 |
| Nov | 8.34 | 8.51 | -0.17 |
| Dec | 9.38 | 9.79 | -0.41 |
57.80 | 60.96 | -3.16 |