| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.55 | 2.38 | 0.17 |
| Feb | 1.57 | 1.72 | -0.15 |
| Mar | 1.77 | 1.82 | -0.05 |
| Apr | 2.80 | 2.63 | 0.17 |
| May | 3.10 | 3.08 | 0.02 |
| Jun | 3.26 | 3.17 | 0.09 |
| Jul | 3.60 | 3.50 | 0.10 |
| Aug | 3.14 | 2.87 | 0.27 |
| Sep | 3.79 | 3.92 | -0.13 |
| Oct | 3.94 | 4.41 | -0.47 |
| Nov | 2.93 | 2.92 | 0.01 |
| Dec | 2.39 | 2.55 | -0.16 |
34.84 | 34.97 | -0.13 |