| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.72 | 6.66 | -0.94 |
| Feb | 4.18 | 4.46 | -0.28 |
| Mar | 4.24 | 4.40 | -0.16 |
| Apr | 3.09 | 3.23 | -0.14 |
| May | 2.23 | 2.40 | -0.17 |
| Jun | 1.44 | 1.53 | -0.09 |
| Jul | 0.39 | 0.37 | 0.02 |
| Aug | 0.52 | 0.48 | 0.04 |
| Sep | 1.44 | 1.46 | -0.02 |
| Oct | 3.59 | 3.90 | -0.31 |
| Nov | 5.95 | 6.85 | -0.90 |
| Dec | 6.75 | 7.84 | -1.09 |
39.54 | 43.58 | -4.04 |