| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.11 | 4.44 | -0.33 |
| Feb | 3.57 | 3.85 | -0.28 |
| Mar | 3.62 | 3.66 | -0.04 |
| Apr | 3.47 | 3.67 | -0.20 |
| May | 4.19 | 4.30 | -0.11 |
| Jun | 4.96 | 4.84 | 0.12 |
| Jul | 6.36 | 6.55 | -0.19 |
| Aug | 7.20 | 7.43 | -0.23 |
| Sep | 7.65 | 8.08 | -0.43 |
| Oct | 4.27 | 5.08 | -0.81 |
| Nov | 3.83 | 4.45 | -0.62 |
| Dec | 3.99 | 4.26 | -0.27 |
57.22 | 60.61 | -3.39 |