| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.31 | 4.52 | -0.21 |
| Feb | 2.80 | 3.07 | -0.27 |
| Mar | 3.24 | 3.35 | -0.11 |
| Apr | 3.71 | 4.15 | -0.44 |
| May | 4.96 | 4.83 | 0.13 |
| Jun | 5.29 | 5.34 | -0.05 |
| Jul | 4.30 | 4.28 | 0.02 |
| Aug | 5.21 | 5.60 | -0.39 |
| Sep | 5.84 | 5.92 | -0.08 |
| Oct | 5.08 | 5.36 | -0.28 |
| Nov | 4.18 | 4.66 | -0.48 |
| Dec | 4.23 | 4.51 | -0.28 |
53.15 | 55.59 | -2.44 |