| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.97 | 3.02 | -0.05 |
| Feb | 2.61 | 2.73 | -0.12 |
| Mar | 3.95 | 3.97 | -0.02 |
| Apr | 3.32 | 3.35 | -0.03 |
| May | 3.87 | 4.12 | -0.25 |
| Jun | 4.28 | 4.39 | -0.11 |
| Jul | 4.46 | 4.67 | -0.21 |
| Aug | 4.23 | 4.18 | 0.05 |
| Sep | 4.45 | 4.55 | -0.10 |
| Oct | 3.83 | 4.11 | -0.28 |
| Nov | 3.10 | 3.20 | -0.10 |
| Dec | 3.67 | 3.72 | -0.05 |
44.74 | 46.01 | -1.27 |