| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.90 | 1.65 | 0.25 |
| Feb | 1.58 | 1.51 | 0.07 |
| Mar | 1.82 | 1.88 | -0.06 |
| Apr | 2.72 | 2.52 | 0.20 |
| May | 3.10 | 3.05 | 0.05 |
| Jun | 3.35 | 3.20 | 0.15 |
| Jul | 3.52 | 3.24 | 0.28 |
| Aug | 2.74 | 2.65 | 0.09 |
| Sep | 3.60 | 3.53 | 0.07 |
| Oct | 3.60 | 3.69 | -0.09 |
| Nov | 2.51 | 2.39 | 0.12 |
| Dec | 2.15 | 2.05 | 0.10 |
32.59 | 31.36 | 1.23 |