| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 3.33 | -0.30 |
| Feb | 2.57 | 2.85 | -0.28 |
| Mar | 3.49 | 3.80 | -0.31 |
| Apr | 3.57 | 3.72 | -0.15 |
| May | 3.52 | 3.77 | -0.25 |
| Jun | 4.39 | 4.60 | -0.21 |
| Jul | 4.12 | 4.33 | -0.21 |
| Aug | 4.27 | 4.56 | -0.29 |
| Sep | 4.34 | 4.48 | -0.14 |
| Oct | 4.32 | 4.64 | -0.32 |
| Nov | 3.39 | 3.52 | -0.13 |
| Dec | 3.71 | 4.18 | -0.47 |
44.72 | 47.78 | -3.06 |