| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.27 | 3.48 | -0.21 |
| Feb | 3.06 | 3.19 | -0.13 |
| Mar | 3.34 | 3.46 | -0.12 |
| Apr | 3.25 | 3.23 | 0.02 |
| May | 3.11 | 3.16 | -0.05 |
| Jun | 5.48 | 5.71 | -0.23 |
| Jul | 5.67 | 6.18 | -0.51 |
| Aug | 6.27 | 6.85 | -0.58 |
| Sep | 5.18 | 5.52 | -0.34 |
| Oct | 4.28 | 4.37 | -0.09 |
| Nov | 2.74 | 2.84 | -0.10 |
| Dec | 3.24 | 3.57 | -0.33 |
48.89 | 51.56 | -2.67 |