| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.31 | 5.43 | -0.12 |
| Feb | 5.17 | 5.22 | -0.05 |
| Mar | 5.50 | 5.33 | 0.17 |
| Apr | 5.04 | 4.98 | 0.06 |
| May | 4.07 | 4.51 | -0.44 |
| Jun | 4.46 | 4.45 | 0.01 |
| Jul | 4.71 | 4.50 | 0.21 |
| Aug | 3.90 | 3.80 | 0.10 |
| Sep | 3.89 | 4.11 | -0.22 |
| Oct | 3.55 | 3.44 | 0.11 |
| Nov | 4.49 | 4.39 | 0.10 |
| Dec | 5.51 | 5.80 | -0.29 |
55.60 | 55.96 | -0.36 |