| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.36 | 5.35 | 0.01 |
| Feb | 5.41 | 5.39 | 0.02 |
| Mar | 5.62 | 5.64 | -0.02 |
| Apr | 5.18 | 5.41 | -0.23 |
| May | 4.57 | 4.99 | -0.42 |
| Jun | 4.97 | 5.01 | -0.04 |
| Jul | 4.95 | 4.90 | 0.05 |
| Aug | 4.28 | 4.29 | -0.01 |
| Sep | 3.99 | 4.42 | -0.43 |
| Oct | 3.49 | 3.58 | -0.09 |
| Nov | 4.33 | 4.53 | -0.20 |
| Dec | 5.29 | 5.32 | -0.03 |
57.44 | 58.83 | -1.39 |