| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.22 | 4.19 | 0.03 |
| Feb | 4.63 | 4.63 | 0.00 |
| Mar | 4.95 | 4.97 | -0.02 |
| Apr | 4.90 | 4.95 | -0.05 |
| May | 5.08 | 5.29 | -0.21 |
| Jun | 4.32 | 4.27 | 0.05 |
| Jul | 4.39 | 4.48 | -0.09 |
| Aug | 3.55 | 3.51 | 0.04 |
| Sep | 3.79 | 3.89 | -0.10 |
| Oct | 3.51 | 3.53 | -0.02 |
| Nov | 3.69 | 3.79 | -0.10 |
| Dec | 4.87 | 4.99 | -0.12 |
51.90 | 52.49 | -0.59 |