| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 2.79 | 0.24 |
| Feb | 2.49 | 2.39 | 0.10 |
| Mar | 3.18 | 3.16 | 0.02 |
| Apr | 3.61 | 3.63 | -0.02 |
| May | 3.73 | 3.55 | 0.18 |
| Jun | 4.68 | 4.54 | 0.14 |
| Jul | 4.17 | 3.95 | 0.22 |
| Aug | 4.34 | 4.18 | 0.16 |
| Sep | 4.24 | 4.02 | 0.22 |
| Oct | 4.21 | 3.89 | 0.32 |
| Nov | 3.29 | 3.19 | 0.10 |
| Dec | 3.35 | 3.08 | 0.27 |
44.32 | 42.37 | 1.95 |