| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.94 | 5.49 | -0.55 |
| Feb | 4.22 | 4.50 | -0.28 |
| Mar | 5.01 | 5.12 | -0.11 |
| Apr | 5.07 | 5.51 | -0.44 |
| May | 4.33 | 4.77 | -0.44 |
| Jun | 6.16 | 6.69 | -0.53 |
| Jul | 7.53 | 8.21 | -0.68 |
| Aug | 6.50 | 7.18 | -0.68 |
| Sep | 6.12 | 6.43 | -0.31 |
| Oct | 4.18 | 4.22 | -0.04 |
| Nov | 4.13 | 4.33 | -0.20 |
| Dec | 4.85 | 5.11 | -0.26 |
63.04 | 67.56 | -4.52 |