| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.94 | 4.74 | 0.20 |
| Feb | 5.10 | 4.95 | 0.15 |
| Mar | 5.53 | 5.25 | 0.28 |
| Apr | 5.24 | 5.36 | -0.12 |
| May | 4.71 | 4.75 | -0.04 |
| Jun | 5.13 | 4.83 | 0.30 |
| Jul | 5.54 | 5.54 | 0.00 |
| Aug | 4.11 | 4.26 | -0.15 |
| Sep | 4.12 | 3.74 | 0.38 |
| Oct | 3.25 | 3.17 | 0.08 |
| Nov | 4.24 | 4.13 | 0.11 |
| Dec | 5.91 | 5.58 | 0.33 |
57.82 | 56.30 | 1.52 |