| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.24 | 3.48 | -0.24 |
| Feb | 3.03 | 3.11 | -0.08 |
| Mar | 3.35 | 3.48 | -0.13 |
| Apr | 3.23 | 3.11 | 0.12 |
| May | 3.05 | 2.94 | 0.11 |
| Jun | 5.34 | 5.10 | 0.24 |
| Jul | 5.62 | 5.42 | 0.20 |
| Aug | 6.30 | 6.32 | -0.02 |
| Sep | 5.28 | 5.46 | -0.18 |
| Oct | 4.35 | 4.69 | -0.34 |
| Nov | 2.76 | 2.88 | -0.12 |
| Dec | 3.17 | 3.49 | -0.32 |
48.72 | 49.48 | -0.76 |