| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.31 | 4.53 | -0.22 |
| Feb | 2.84 | 3.09 | -0.25 |
| Mar | 3.26 | 3.36 | -0.10 |
| Apr | 3.76 | 4.23 | -0.47 |
| May | 4.98 | 4.96 | 0.02 |
| Jun | 5.35 | 5.45 | -0.10 |
| Jul | 4.31 | 4.32 | -0.01 |
| Aug | 5.23 | 5.71 | -0.48 |
| Sep | 5.85 | 6.08 | -0.23 |
| Oct | 5.12 | 5.55 | -0.43 |
| Nov | 4.17 | 4.74 | -0.57 |
| Dec | 4.28 | 4.51 | -0.23 |
53.46 | 56.53 | -3.07 |