| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.10 | 5.23 | -0.13 |
| Feb | 5.09 | 5.26 | -0.17 |
| Mar | 5.18 | 5.25 | -0.07 |
| Apr | 5.19 | 5.24 | -0.05 |
| May | 4.43 | 4.55 | -0.12 |
| Jun | 4.12 | 4.28 | -0.16 |
| Jul | 4.49 | 4.74 | -0.25 |
| Aug | 3.68 | 3.82 | -0.14 |
| Sep | 3.61 | 3.88 | -0.27 |
| Oct | 3.55 | 3.53 | 0.02 |
| Nov | 4.24 | 4.17 | 0.07 |
| Dec | 5.58 | 5.95 | -0.37 |
54.26 | 55.90 | -1.64 |