| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.57 | 4.49 | 0.08 |
| Feb | 3.35 | 3.43 | -0.08 |
| Mar | 4.03 | 3.99 | 0.04 |
| Apr | 3.16 | 3.27 | -0.11 |
| May | 2.42 | 2.55 | -0.13 |
| Jun | 2.01 | 2.12 | -0.11 |
| Jul | 0.89 | 0.86 | 0.03 |
| Aug | 1.04 | 1.01 | 0.03 |
| Sep | 1.87 | 1.97 | -0.10 |
| Oct | 3.79 | 3.67 | 0.12 |
| Nov | 5.07 | 5.32 | -0.25 |
| Dec | 5.06 | 5.04 | 0.02 |
37.26 | 37.72 | -0.46 |