| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.69 | 1.89 | -0.20 |
| Feb | 1.72 | 1.72 | 0.00 |
| Mar | 2.24 | 2.49 | -0.25 |
| Apr | 3.71 | 3.95 | -0.24 |
| May | 3.91 | 4.10 | -0.19 |
| Jun | 4.10 | 4.00 | 0.10 |
| Jul | 3.25 | 3.39 | -0.14 |
| Aug | 3.55 | 3.49 | 0.06 |
| Sep | 3.33 | 3.48 | -0.15 |
| Oct | 3.17 | 3.18 | -0.01 |
| Nov | 2.33 | 2.35 | -0.02 |
| Dec | 1.87 | 2.04 | -0.17 |
34.87 | 36.08 | -1.21 |