| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.35 | 0.30 | 0.05 |
| Feb | 0.39 | 0.34 | 0.05 |
| Mar | 0.94 | 0.89 | 0.05 |
| Apr | 1.85 | 1.71 | 0.14 |
| May | 2.39 | 2.57 | -0.18 |
| Jun | 1.75 | 1.84 | -0.09 |
| Jul | 1.69 | 1.58 | 0.11 |
| Aug | 1.37 | 1.21 | 0.16 |
| Sep | 1.32 | 1.15 | 0.17 |
| Oct | 1.08 | 1.06 | 0.02 |
| Nov | 0.60 | 0.54 | 0.06 |
| Dec | 0.32 | 0.34 | -0.02 |
14.05 | 13.53 | 0.52 |