| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.64 | 2.92 | -0.28 |
| Feb | 2.25 | 2.36 | -0.11 |
| Mar | 3.33 | 3.38 | -0.05 |
| Apr | 3.86 | 3.94 | -0.08 |
| May | 4.34 | 4.21 | 0.13 |
| Jun | 4.31 | 4.43 | -0.12 |
| Jul | 4.25 | 4.23 | 0.02 |
| Aug | 3.23 | 3.33 | -0.10 |
| Sep | 3.06 | 3.03 | 0.03 |
| Oct | 2.70 | 2.84 | -0.14 |
| Nov | 2.69 | 2.83 | -0.14 |
| Dec | 2.87 | 3.02 | -0.15 |
39.53 | 40.52 | -0.99 |