| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.13 | 4.21 | -0.08 |
| Feb | 4.47 | 4.65 | -0.18 |
| Mar | 5.66 | 5.56 | 0.10 |
| Apr | 5.69 | 5.68 | 0.01 |
| May | 5.48 | 5.30 | 0.18 |
| Jun | 4.42 | 4.33 | 0.09 |
| Jul | 4.40 | 4.36 | 0.04 |
| Aug | 3.36 | 3.17 | 0.19 |
| Sep | 3.43 | 3.39 | 0.04 |
| Oct | 4.05 | 4.04 | 0.01 |
| Nov | 4.41 | 4.52 | -0.11 |
| Dec | 5.41 | 5.49 | -0.08 |
54.91 | 54.70 | 0.21 |