| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.90 | 1.97 | -0.07 |
| Feb | 1.61 | 1.55 | 0.06 |
| Mar | 1.82 | 1.84 | -0.02 |
| Apr | 3.21 | 3.41 | -0.20 |
| May | 3.54 | 3.47 | 0.07 |
| Jun | 3.47 | 3.53 | -0.06 |
| Jul | 3.06 | 2.91 | 0.15 |
| Aug | 3.58 | 3.68 | -0.10 |
| Sep | 2.71 | 2.85 | -0.14 |
| Oct | 3.00 | 3.09 | -0.09 |
| Nov | 2.29 | 2.41 | -0.12 |
| Dec | 1.87 | 1.90 | -0.03 |
32.06 | 32.61 | -0.55 |