| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.37 | 1.44 | -0.07 |
| Feb | 1.64 | 1.74 | -0.10 |
| Mar | 2.39 | 2.43 | -0.04 |
| Apr | 3.72 | 3.70 | 0.02 |
| May | 4.64 | 4.73 | -0.09 |
| Jun | 4.85 | 4.80 | 0.05 |
| Jul | 4.08 | 4.18 | -0.10 |
| Aug | 4.10 | 4.07 | 0.03 |
| Sep | 3.63 | 3.53 | 0.10 |
| Oct | 2.79 | 2.75 | 0.04 |
| Nov | 2.28 | 2.22 | 0.06 |
| Dec | 1.84 | 1.92 | -0.08 |
37.33 | 37.51 | -0.18 |