| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.14 | 3.15 | -0.01 |
| Feb | 2.97 | 2.90 | 0.07 |
| Mar | 3.94 | 3.76 | 0.18 |
| Apr | 3.87 | 4.02 | -0.15 |
| May | 4.21 | 4.26 | -0.05 |
| Jun | 4.34 | 4.36 | -0.02 |
| Jul | 4.31 | 4.41 | -0.10 |
| Aug | 3.39 | 3.49 | -0.10 |
| Sep | 3.53 | 3.25 | 0.28 |
| Oct | 3.06 | 3.09 | -0.03 |
| Nov | 2.84 | 2.86 | -0.02 |
| Dec | 3.21 | 3.35 | -0.14 |
42.81 | 42.90 | -0.09 |