| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.66 | 4.57 | -0.91 |
| Feb | 3.08 | 3.47 | -0.39 |
| Mar | 3.72 | 3.75 | -0.03 |
| Apr | 3.32 | 3.33 | -0.01 |
| May | 2.81 | 2.33 | 0.48 |
| Jun | 1.56 | 1.41 | 0.15 |
| Jul | 0.45 | 0.44 | 0.01 |
| Aug | 0.42 | 0.41 | 0.01 |
| Sep | 0.95 | 0.85 | 0.10 |
| Oct | 2.67 | 2.78 | -0.11 |
| Nov | 4.68 | 5.11 | -0.43 |
| Dec | 5.62 | 6.16 | -0.54 |
32.94 | 34.61 | -1.67 |