| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.94 | 2.11 | -0.17 |
| Feb | 1.82 | 2.00 | -0.18 |
| Mar | 2.35 | 2.30 | 0.05 |
| Apr | 3.84 | 3.85 | -0.01 |
| May | 4.64 | 4.69 | -0.05 |
| Jun | 4.44 | 4.41 | 0.03 |
| Jul | 3.72 | 3.74 | -0.02 |
| Aug | 3.97 | 4.07 | -0.10 |
| Sep | 3.26 | 3.27 | -0.01 |
| Oct | 3.47 | 3.47 | 0.00 |
| Nov | 2.53 | 2.65 | -0.12 |
| Dec | 2.11 | 2.21 | -0.10 |
38.09 | 38.77 | -0.68 |