| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.87 | 3.82 | 0.05 |
| Feb | 3.45 | 3.53 | -0.08 |
| Mar | 3.89 | 3.95 | -0.06 |
| Apr | 3.35 | 3.41 | -0.06 |
| May | 4.18 | 4.37 | -0.19 |
| Jun | 5.26 | 5.33 | -0.07 |
| Jul | 6.28 | 6.94 | -0.66 |
| Aug | 7.08 | 7.64 | -0.56 |
| Sep | 8.10 | 9.14 | -1.04 |
| Oct | 4.66 | 4.81 | -0.15 |
| Nov | 3.63 | 3.63 | 0.00 |
| Dec | 3.65 | 3.84 | -0.19 |
57.40 | 60.41 | -3.01 |