| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.32 | 5.27 | 0.05 |
| Feb | 5.40 | 5.30 | 0.10 |
| Mar | 5.58 | 5.63 | -0.05 |
| Apr | 5.08 | 5.28 | -0.20 |
| May | 4.44 | 4.72 | -0.28 |
| Jun | 4.94 | 4.98 | -0.04 |
| Jul | 4.84 | 4.90 | -0.06 |
| Aug | 4.29 | 4.36 | -0.07 |
| Sep | 4.04 | 4.25 | -0.21 |
| Oct | 3.52 | 3.68 | -0.16 |
| Nov | 4.21 | 4.49 | -0.28 |
| Dec | 5.27 | 5.29 | -0.02 |
56.93 | 58.15 | -1.22 |