| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.63 | 5.54 | 0.09 |
| Feb | 5.47 | 5.42 | 0.05 |
| Mar | 5.68 | 5.62 | 0.06 |
| Apr | 5.69 | 5.94 | -0.25 |
| May | 4.19 | 4.15 | 0.04 |
| Jun | 4.44 | 4.41 | 0.03 |
| Jul | 4.72 | 4.88 | -0.16 |
| Aug | 4.53 | 4.65 | -0.12 |
| Sep | 3.72 | 3.69 | 0.03 |
| Oct | 3.59 | 3.54 | 0.05 |
| Nov | 4.43 | 4.63 | -0.20 |
| Dec | 5.48 | 5.25 | 0.23 |
57.57 | 57.72 | -0.15 |