| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.08 | 3.26 | -0.18 |
| Feb | 2.52 | 2.60 | -0.08 |
| Mar | 3.63 | 3.49 | 0.14 |
| Apr | 4.79 | 4.94 | -0.15 |
| May | 4.85 | 4.77 | 0.08 |
| Jun | 5.05 | 4.97 | 0.08 |
| Jul | 4.43 | 4.41 | 0.02 |
| Aug | 3.13 | 3.11 | 0.02 |
| Sep | 3.41 | 3.54 | -0.13 |
| Oct | 3.64 | 3.71 | -0.07 |
| Nov | 3.80 | 3.89 | -0.09 |
| Dec | 3.16 | 3.13 | 0.03 |
45.49 | 45.82 | -0.33 |