| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.44 | -0.01 |
| Feb | 0.49 | 0.54 | -0.05 |
| Mar | 1.16 | 1.27 | -0.11 |
| Apr | 2.03 | 2.04 | -0.01 |
| May | 2.52 | 2.74 | -0.22 |
| Jun | 1.75 | 1.71 | 0.04 |
| Jul | 1.55 | 1.51 | 0.04 |
| Aug | 1.38 | 1.40 | -0.02 |
| Sep | 1.33 | 1.30 | 0.03 |
| Oct | 1.12 | 1.21 | -0.09 |
| Nov | 0.72 | 0.74 | -0.02 |
| Dec | 0.46 | 0.52 | -0.06 |
14.94 | 15.42 | -0.48 |